Giáo án tự chọn Môn Tiếng Anh - Lớp 11 - Ban cơ bản Năm học 2008 - 2009

Procedure : Time Steps Work Arrangement Warm up and before you write Whole Class -T shows the letter of invitation in Tieng Anh 11 at 15’ page 38 then asks Ss to tell the parts of the le[r]

Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 TiÕt PPCT: 01 Reading and Speaking FRIENDSHIP Ngµy so¹n : 26 /08/ 2008 I Obbjectives : By the end of the lesson Ss will be able to : II Teaching Aids : lesson plan , handout , pictures III Procedure : Time Steps Work Arrangemen Warm up & Before you read T asks Ss to giv some words related to friendship WHILE YOU READ Read the texts and the tasks that follow: A Joan is an American eleventh grader The following are his opinions on “friendship ” during his school years - In 8th grade, your idea of a good friend was the person who helped you pack up your stuffed animals and old soccer stuff, but did’t laugh at you when you were finished and broke out in tears - In 9th grade, your idea of a good friend was the person who stood bedides you though thick and thin and no matter even though you were the biggest loser ever - In the tenth grade, your idea of a good friend was the person who let you cheat off them during a Math test Even though , you both ended up in detention every day for two months B Having a best friend to confide in can bring a possitive effect on your emotional health An evening out with the closest friend may be the best guarantee of a good time In fact , our best friend can prevent us from developing serious psychological problems such as depression and anxiety Best friendship evoles with time – we can not go out and pick out best friend We become friends with people wh share common interests at school or though hobbies , for example Best friendship have usually known each other for years and stuck together through good or bad times If you don’t have one ,perhaps you are being too distant from people,or focusing too much on your work T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 3’ Task : Match the grades with the options Grades 8th a.Let you copy his /her paper in an exam th b be on your side through good and bad times 10th c pack up toys and old stuff ; empathize with you in bad times Answres : c b a Task : Put T or F Then correct the false sentences 1.A close friend shares joy and sadness with us 2.Close friends don’t need to share common interests 3.We can go out and choose agood friend easily 4.We often have satisfaction being with a close friend 5.An unsocialble person may not have a close friend T F F T T Task 3; Complete the sentences Use words from the texts 1.Being scolded by his mother , the child… 2.Those students were sent to the ………room for their cheating at the exam 3.Lack of interest is a ……of failure 4.He tried to… his parents that he had not taken oart in a motorbike race To… means to develop gradually ANSWERS : burst in to tears detention 3.guarantee convince evole AFTER YOU READ Work in pairs Discuss the answers to these questions What is your own idea of a good friend? “A friend in need is a friend in need” Explain the proverb Wrapping T summerise the main point of the lesson Do at home T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 TiÕt PPCT: 02 Grammar tenses Ngµy so¹n : 04 /09/ 2008 I Obbjectives : By the end of the lesson Ss will be able to : revise some tenses of verbs II Teaching Aids : lesson plan , III.Procedure : Time Steps Work Arrangement — If necessary, T reviews the forms, meanings and uses of the present simple, present perfect, and present continuous I Present simple + Form: / bare root for I, you, we, they + verb + s / es for he, she, it + Meaning: present time E.g.: He needs you right now Do you have your passport with you? ii Present continuous + Form: am / is I are + V—ing + Meaning: Present time E.g.: Are you sleeping? Present perfect + Form: have / has + Past Participle + Meaning: Present E.g.: I have seen that movie twenty times I think I have met him once before III Present Perfect E.g.: I have had a cold for two weeks Mary has loved chocolate since she was a little girl Note: * You CANNOT use the Present Perfect with specific time expressions such as: yesterday, one year ago, last week, when I was a child, when I lived in Japan, at that moment, that day, one day, etc We CAN use the Present Perfect with unspecific expressions such as: ever, never, once, many times, several times, before, so far, already, yet, etc — T emphasises that we can use all these present tenses in telling stories (which are often concerned with past events) to make the stories more interesting — If T sees that Ss have already mastered the forms, meanings, and uses of these verb tenses, T can skip the presentation stage to save time, and go straight to the practice stage T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 IV The simple past tense: — If necessary, T reviews the forms, the past simple and past continuous, meanings, and uses of Past simple + Form: V + ed or irregular verbs + Meaning: Past time Eg.: Isaw a horror film last night He didn ‘I was!, his car E.g.: 1-Ie arrived from the airport at 00, checked into the hotel at 9:00, and met the others at 10.00 E.g.: I lived in Brazil for years E.g.: They never went to school They always skipped their classes E.g.: She was shy as a child, but now she is very outgoing v Past continuous Tense + Form: Was / were + V-ing + Meaning: Past time E.g.: I was watching TV when she called Last at PM, I was eating dinner E.g.: I was studying while he was making dinner E.g.: When I walked into the office, several people were busily typing, some were talking on the phones, the boss was yelling directions, and customers were waiting to be helped One customer was yelling at a secretary and waving his hands Others were complaining to each other about the bad service Vi The past perfect tense — If necessary, T reviews the form, meaning and use of the past perfect and compares it with other past tenses + Form: Had + Past Participle + Meaning: Past time E.g.: I had never seen such a beautiful beach before I went to Hanoi V With Non-Continuous Verbs and some non- continuous uses of Mixed Verbs, we use the Past Perfect to show that something started in the past and continued up until another action in the past E.g.: We had had that car for ten years before it broke down — If T sees that Ss have already mastered the form, meaning, and uses of this verb tense, T can skip the presentation stage to save time, and go straight to the practice stage 3’ Wrapping T summerise the main point of the lesson Do at home T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 TiÕt PPCT: 03 witing Write a letter of invitation and response Ngµy so¹n : 10 /09/ 2008 Obbjectives : By the end of the lesson Ss will be able to : write a letter of invitation and the response V Teaching Aids : lesson plan , handout , pictures VI Procedure : Time Steps Work Arrangement Warm up and before you write Whole Class -T shows the letter of invitation in Tieng Anh 11 at 15’ page 38 then asks Ss to tell the parts of the letter and the sentences following with those Suggesred answers: 1.The heading (place and time) : 67, Ngoc Ha Steet Hanoi , Viet Nam 2.The greeting : Dear Minh Hanh 3.The body (the statement of invitation, reason of invitation, venue , date and time, some more detailed information) I am going to have a New year Ever Party at my house at pm , on 31st ,December Would you like to come? The closing and ending (request for reply, social statement) : Please let me know Love The signature -T asks Ss some qustions like : What is Minh Hanh going to do? Is she going to write a letter to anwer An Duc ? If she accept / refuse to come , what will she write in her letter? - T asks Ss to make a list of phrases used to express the interest for the invitation / regret for not attending to the event: While you write 20’ T tells Ss the format of a letter of refusal and a letter Whole class & Groups of accectance: work The format of a letter of acceptance: - The heading - Opening the letter IV T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 - Thank for the invitation - Showing interest in the event and accepting - Saying how and when you are coming - Closing and ending the letter The format of a letter of refusal - The heading - Opening - Thank for the invitation - Express regret for not attending the event ( refusing the invitation) - Give reasons for your refusal - Some social statements - Closing and ending - T divides class in to groups and asks them to the tasks one write a letter of invitation , other wites a letter of acceptance, and the rest writes a letter of refusal - T goes around to watch Ss, and give them a need if necessery 8’ 2’ Before you write T collects three letters from the groups an correct them Wrapping T summerises the main point of the lesson T asks Ss to write similar letters at home T: Nguyen Thi Thu Hang Peer correction Do at home Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 TiÕt PPCT: 04 grammar infinitives Ngµy so¹n : 18/09/ 2008 I Objectives: By the end of the lesson, Ss will be able to: - understand the term “infinitive” - use it exactly in some kinds of exercises II Materials: - textbook, chalk and board - Handouts III Anticipated problems: - some Ss may have difficulty in understanding and using “infinitive” IV Procedure: Times Procedure Work arrangement 5’ Teams Warmer : Game: Variant - Divide the class into teams (A & B) - Give a verb and ask them to give all the variants of this verb as quickly as possible - The team give the answers fastest and have more correct words will win 20’ Whole class Presentation : Introduction: The Infinitive is a base form of a verb Infinitives usually occur with the marker to but they can occur without the marker to the infinitive with to is called ‘toinfinitive’ The infinitive without to is known as the bare-infinitive To-infinitive - Give some common verbs which are usually followed by a to-infinitive afford decide intend pretend want agree expect manage promise appear fail offer refuse ask hope plan seem - Give some examples - Give some verbs are followed by a (pro)noun and then a to-infinitive advise expect order teach would like allow force permit tell T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 ask invite remind want encourage need require warn Bare-infinitives - Use after the modal auxiliaries - After ‘let’ and ‘make’ - After some perceptive verbs: feel hear listen to look at notice observe perceive see smell watch Passive Infinitive To be + PII Eg: I didn’t expect to be invited to the party Perfect Infinitives To have + PII 10’ 15’ Eg: The heavy rain seems to have stopped - Divide the class groups of - Give each small group a hand out and ask Ss to the task Practice Insert ‘to’ where necessary before the infinitive in brackets: He made me (do) it all over again She can (sing) very well He’ll be able (swim) very soon It’s easy (be) wise after the event Do you (wish) (make) a complaint? It’s better (travel) hopeful than arrive He was made (sign) a paper admitting his guilt I advise him (ask) the bus conductor (tell) him where (get) off It’s better (be) sure than sorry 10.I saw the plane (crash) into the hill and burst into flames - Go over the answers with the class Production & Home-work Sentence Transformation Rewrite these sentences with the words given You’ll need to change some words Why did he make that remark? It was very rude  That…………………………… I enjoy going by train It was safe T: Nguyen Thi Thu Hang T-Ss Groups Individuals Le Thanh Tong High School Lop11.com 2’ Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009  It ……………………… I’m pleased I saw him again It was very generous  It………………………… Long gave me 50,000 dongs It was very generous  That …………………… She couldn’t drive the motor bike It was very difficult  It……………………………… Why did they visit that place? It was very old  That …………………………… Why did the boy that? It was very silly  It ……………………… He shouldn’t drive the car like that It was stupid  It ……………………… They arrived home late  He saw …………………………… 10.The boy ran away from the house  She noticed …………………………… Wrapping T summerises the main point of the lesson T asks Ss to write similar letters at home Do at home T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 TiÕt PPCT: 05 grammar gerunds Ngµy so¹n : 25/09/ 2008 I Objectives: By the end of the lesson, Ss will be able to: - understand the term “gerund” - know how to use it correctly in exercises II Materials: - Lesson plan, chalk and board - handouts and cards III Anticipated problems: - Ss may mistake gerund and present participles IV Procedure: Time Procedure Work Arrangement Warmer : Game: Pelmanism - Stick on the board cards with verbs and cards with their gerunds, numbered - Ask Ss to work into teams (A and B) - Tell the teams to take turns to choose the numbers which have the gerund suits with the verb, the team scores point If not, the cards will be turned face down again Ss continue until all the cards are turned down - The team that has more points will win - Declare the winner Presentation : Introduction: Gerund is the “-ing form” of the verb, function as a noun 15-20’ A gerund is used in the same way as a noun, i.e., as a subject or as an object of verbs or prepositions - Give sentences then ask Ss to deduce the function of “gerund” in sentences Playing tennis is not expensive in England What I have to now is writing a letter to her I’m afraid of going out alone in the dark I enjoy walking in the countryside It’s a worrying problem Expected answers: as the subject of a sentence as complement after prepositions after certain verbs: appreciate, avoid, consider, 7-8’ T: Nguyen Thi Thu Hang Teams Whole class Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 delay, deny, discuss, enjoy, finish, forget, keep, like, mention, prevent, postpone, quit, remember, stop, suggest of a verb, can’t stand, can’t bear … as an adjective  there are many cases we can use either infinitive or gerund after the main verb depending on the context the interlocutors are in, or whatever the speakers want to convey: attempt, begin, cease, commence, continue, hate, intend, like, love, omit, remember, start, stop, try  We not use the ing form after the progressive forms of begin, cease, continue, start, e.g: We are beginning to realize how good our teacher are - Ditinguish some structure:  like to V like V-ing  remember to V remember V-ing  stop to V stop V-ing  try to V try V-ing Passive Gerund Being + PII Eg: I appreciates being invited to your wedding Perfect Gerund Having + PII Eg: I appreciate having listened to your sweet voice 7-8’ - Give each student a handout - Ask them to the task - Call on one student to it on the board - Give feedback and answers Practice Put the verbs in brackets into the gerund He gave up (smoke) Stop (argue) and start (work) After (read) this article you’ll give up (smoke) He’s thinking of (leave) his job and (go) to America He lost no time in (get) down to work They don’t allow (smoke) here (Lie) on this beach is much more pleasant than (sit ) T: Nguyen Thi Thu Hang Individuals Le Thanh Tong High School Lop11.com 7-8’ 2’ Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 in the office I hear him (come) into the hall The girl (stand) over there is Alice 10.I often go (fish) in my free time Pairs wok Production Sentence Completion (Exercise 1, p 07 Tieng Anh nang cao 11) - Ask Ss to the task - Compare the answers with a partner - Go over the answers with the class Expected answers: to arrange swimming to be to force, to driving, riding doing to stop, talking help, get seeing, working 10 to borrow 11 processing 12 watch, rehearsing 13 destroying 14 playing 15 to help, prepare Wrapping T summerises the main point of the lesson T asks Ss to write similar letters at home Do at home T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 TiÕt PPCT: 06 Speaking Volunteer work Ngµy so¹n : 29/09/ 2008 VII Obbjectives : By the end of the lesson Ss will be able to : talk about volunteer activities VIII Teaching Aids : lesson plan , handout , pictures IX Procedure : Time Steps Work Arrangement I Warm up 5’ T asks Ss to match the pictures with the works Whole class B A B C D C D Matching number 1,2,3,4 with picture A, B, C or D 1.Teaching the children to read They are volunteers Working the garden Teaching disabled chidren ? Do you think that the volunteers who help to bring happiness to others? - Set the scene: High school and college students in the Unit States often spend many hours as volunteers and how the work’s volunteers is we study the reading T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 6’ Task : Work in group Discuss the main characterics of volunteer work Groups work You take part in these activities t to help other people 10’ Task : Work in group make a list of activities that considered as volunteer work Suggested : Helping people in — Teaching the children to mountainous areas read and write Groups work — Giving them money Helping old or sick people — Cleaning up their houses, — Doing their shopping — Cooking meals Helping disadvantaged handicapped children or — Teaching the children to read and write — Listening to their problems — Playing games with them — Taking them to places of interest Taking care of war invalids — Listening to their problems and the families of martyrs — Cleaning up their houses, — Doing their shopping — Cooking meals Taking part in directing the — Directing vehicles at the traffic intersections — Helping old people and young children to cross the road Task : 20’ Instruction: You are going to make conversations based on the given suggestions You can use suggestions Pairs work below: — kind of volunteer work — exact things to — frequency of doing the work — length of time spent for the work — your friend’s feeling when doing the work T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 Example : A : what kind of volunteer work are you taking in? B: I am helping people in mountainous areas A: What exactly are you doing? B: I am teaching the children to read and write and giving them money A: How often you take part in ? B: I often my volunteer work on summer holidays A: Do you spent all your summer holiday doing volunteer work? B: I often spend a month A: How you feel about the work? B: I enjoy the work very much A : Why ? B: BecauseI love helping people -T asks Ss to work in pairs to make a simmilar conversation 4’ Wrapping T summerises the main point of the lesson T asks Ss to write some things about volunteer work T: Nguyen Thi Thu Hang Do at home Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 TiÕt PPCT: 07 writing Writing a thank-you letter Ngµy so¹n : 07/10/ 2008 I Objectives: By the end of the lesson, Ss will be able to know how to write a ‘thank-you’ letter II Materials: - Lesson plan, chalk and board - posters III Anticipated problems: - Some Ss may have difficulty in writing IV Procedure: Time STEPS Work Arrangement 6-8’ Teams Warmer Game: Making a list - Divide the class into teams - Give a limit of time in minutes - Ask groups to make a list of the expressions about gratitude - The group has more expressions will win Before you write Whole class T gives Ss the format and the language tips of a thank-you letter 10; FORMAT LANGUAGE TIPS - Date - Month,day,year - Salutation - Dear - Expressing gratitude - We appreciate your and appreciation precious gelp - Stating the We find very useful usefulness of the service/ gift / work - Expressing gratitude - Thank you again for / thanks again - Best wishes - Writing a social note - Truly yours - Closing - Sender’s signature - Signature T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com 13’ Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 While you write Individual T asks Ss write a thank-you letter following the work format and the tips T goes around to watch them and give their a help if necessary Suggested letter: Ha noij October, 10th ,2008 Dear Nga I am writing to thank you for what you have done to our school during your stay in this remote village We appreciate your precious help The clssrooms now look clean and tidy’ Thanks to this , our children can study in those spacious classrooms with convinient facilities Once again, we are extremely thankful for your special help and care We wish you good health and great success We are looking forward to seeing you soon Sinnerely Yours Nguyen Phu Hung 5’ 3’ Before you write T collects some papers to tell in front of the class T tells the typical mistakes if Ss meet Wrapping T summerises the main point of the lesson T asks Ss to write a thank-you letter T: Nguyen Thi Thu Hang Whple class Do at home Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 TiÕt PPCT : 08 THE PASSIVE VOICE (1) Ngµy so¹n : 16 / 10/ 2008 I Objectives: By the end of the lesson, Ss will be able to: - know how to change from active sentence to passive sentence - practise the passive sentences in some tenses II Materials: - textbook, chalk and board - Handouts III Anticipated problems: - Some students may have difficulty in changing from active sentences to passive sentences IV Procedure: Stages & Steps Work Tme arrangement Individuals Warmer Jumbled words - Give jumbled words  SEAPVSI (Expected: PASSIVE)  STACVI (Expected: ACTIVE) - Call Ss to go to the board to find the correct words - Other Ss it themselves Transition: - Yes, we have ways to express our ideas: active voice or passive voice Today, we will learn about the passive voice Present ation CHANGING FROM ACTIVE SENTENCE TO PASSIVE SENTENCE - Present the way of changing to Ss Active Subject Verb (Tense) Object Passive: - Subject Be (Tense) + PII T-Ss By + Object Give the structures of some tenses Present Simple: Subjec am / is / are + PII t Eg: English is spoken all over the world Past Simple: Subjec was / were + PII t T: Nguyen Thi Thu Hang By + Object By + Object Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 Eg: This house was built last year Future Simple: Subjec will + be + PII By + Object t Eg: A new road will be widened this year Future Progressive: Subject will + be + being+ PII By + Object Eg: An English lesson will be being taught at a.m tomorrow Present Perfect: Subject have / has + been + PII By + Object Eg: This car has just cleaned Past Simple: Subjec had + been + PII By + Object t Eg: The door had been locked before they went out Future Progressive: Subject will + have + been+ PII By + Object Eg: By this time next year the school will have been built Note: Usually, the passive is used without a By prepositional phrase It is almost frequently used when the speakers not know who performs the action or it is not important to know the performer of the action The By prepositional phrase is included only if it is important to know the performer of the action The By prepositional phrase must be omitted when it has common meaning ( people, them, everyone … ) Completing the sentences (Exercise 1, p 31) Practice - Ask Ss to the exercise individuals - After finishing, compare with a partner - Ask student it on the board - Go over the answer with the class Expected answers: are caused is … called are used are taught are woken Am … invited is played is eaten is made 10 is spoken Productio Changing into passive voice - Give each student a handout n - Ask them the task - Go around for help if necessary - Go over the answers with the class Change these sentences into passive voice Use By … if necessary Shakespeare wrote ‘Hamlet’ They have arrested her for shoplifting They are repairing your car now People in Chile speak Spanish Has anybody asked Peter? My mother made this ring Electricity drives this car T: Nguyen Thi Thu Hang Pairs Individuals Le Thanh Tong High School Lop11.com Gi¸o ¸n tù chän M«n TiÕng Anh - Líp 11- Ban c¬ b¶n N¨m häc 2008-2009 Somebody will tell you where to go A drunken motorist knocked her down 10 Liverpool beat Manchester – yesterday Expected answers: Hamlet was written by Shakespeare She has been arrested for shoplifting Your car is being repaired now Spanish is spoken in Chile Has Peter been asked? This ring was made by my mother This car is driven by electricity You will be told where to go She was knocked down by a drunken motorist 10 Manchester were beaten – by Liverpool yesterday Homewor Exercises - Do all the exercises in the textbook k TiÕt ppct : 09 +10 Individuals THE PASSIVE VOICE (2) Ngµy so¹n : 23 / 10 / 2008 I Objectives: By the end of the lesson, Ss will be able to: - change the passive verbs with objects - use the passive with modal verbs - use the passive with to-infinitives - know how to use some special structures in passive voice II Materials: - textbook, chalk and board - Handouts III Anticipated problems: - Some Ss may have difficulty in distinguishing the received and affected objects IV Procedure: Stages& Steps Work Time arrangeme nt Teams Warmer Game: Pelmanism - Stick on the board cards with verbs and cards with their passive voice - Ask Ss to work into teams (A and B) - Tell the teams to take turns to choose the numbers which have the passive suits with the verb, the team scores point If not, the cards will be turned face down again Ss continue until all the cards are turned down - The team that has more points will win - Declare the winner Presentation Presentation 1: The passive of verbs with T-Ss objects - In English there are some transitive verbs that require objects: the received object T: Nguyen Thi Thu Hang Le Thanh Tong High School Lop11.com