- 1 hành động xảy ra trong quá khứ có thể lặp lại vài lần và có khả năng xảy ra ở tuơng lai: twice, several times, three times, the first/ second time… - Diễn tả 1 hành động đang xảy ra [r]
(1)THE FIRST TERM REVISION-English (2010- 2011 ) A VOCABULARY: From unit to unit B TENSES TENSES Present simple Always, usually, Often, never, Sometimes, ever Every, seldom Once/twice/three times a week /month… USES Diễn tả -Một chân lý,một thật hiển nhiên,1 thói quen -Một hành động tương lai mệnh đề trạng ngữ thời gian bắt đầu bằng: when, before, after ,until ,till,As soon as,… -lịch trình ,thời gian biểu FORM TO BE: AM, AM NOTà I IS ,ISN’T à HE, SHE, IT, BA ARE, AREN’Tà WE, YOU, THEY ĐỘNG TỪ THƯỜNG I, WE, YOU, THEY HE, SHE, IT, BA (+) S + V S + V+ S/ ES (-) S+ DON’T + V S+ DOESN’T + V (?) DO + S+ V? DOES +S + V? -Yes, S+ /does -No, S+ don’t /doesn’t PASSIVE VOICE S+ is /am /are + p.p NOTES -V+ ES: :động từ tận cùng có:O,S,Z,X,SH,CH Go->goes mix->mixes haveàhas study-> studies (tận cùng có phụ âm + yà ies )≠ PLAYS -Cách đọc đuôi ES/ S Những động từ tận cùng có: *s,sh,ch,z,x,ge,ce,se+(e)s=>/IZ/ *p,t,k,f,Ө(th)à /s/; helps,looks *các âm còn lạià/z/: loves,plays,learns Present progressive Now,at the moment,at present,sau câu mệnh lệnh-Look!/ Listen!/ Be careful! Diễn tả hành động ,1 việc: - xãy lúc nói hay khoảng thời gian nói -Một hành động tạm thời -Một hành động xếp tương lai với trạng từ thời gian: tonight, tomorrow,next week -Dùng với ALWAYS để diễn tả phàn nàn The future intention tense Tomorrow,next ,tonight… -Một việc ,một hành động xếp tương lai -Dựa vào tượng để dự báo điều xảy -Một việc thực mà định trước nói -Một việc ,một hành động chắn không chắn xảy tương lai -Một lời hứa ,1 tâm,1 lời đe doạ -Trong câu đề nghị yêu cầu lịch -Một việc thực mà định lúc nói (+) S+ IS /AM /ARE /+ GOING TO+V -)S+IS/AM/ARE+NOT+GOINGTO+V (?) IS /AM / ARE+S +GOING TO +V? Yes S+ IS /AM /ARE No.S + IS /AM /ARE/+NOT passive voice S+IS/AM/ARE/GOING TO+BE+P.P -Những động từ chuyển động: go ,come ,move dùng thì tiếp diễn thay cho tương lai gần Ví dụ: I’m going to my village tomorrow (+) S+WILL/SHALL+V (-) S+WON’T/SHAN’T+V (?) WILL/SHALL +S +V? Yes S+WILL/SHALL N o S+WON’T/SHAN’T passive voice S+WILL/SHALL+BE +P.P., -I will = I’ll -will not = won’t -shall not = shan’t * I , WE -à SHALL * Shall we + V? = Let’s + V * Shall I +V ? = Do you want me to +V? -Một hành động ,1 việc xảy thời điểm xác định quá khứ TO BE: -WAS, WASN’Tà I, HE,SHE,IT,Ba -WERE,WEREN’Tà WE,YOU,THEY *ĐỘNG TỪ THƯỜNG (+) S+V-ED/II (-) S+ DIDN’T+V - Động từ quy tắc: V + ED Arrive à Arrived Stop à Stopped Study à studied - Cách đọc đuôi “ED”/id/ à t, d: visited, needed… Simple future Tomorrow,next ,soon.,in two years time,in 2012,I think,I promise, I hope Simple past Ago, yesterday, in 2005, last - chuổi hành động xảy quá khứ theo trình tự (+) S+ IS/AM/ARE + V-ING (-) S+ IS/AM/ARE + NOT + V-ING (?) IS/AM/ARE+ S + V-ING? YES S+IS/AM/ARE NO S +IS/AM/ARE+NOT PASSIVE VOICE S + is/ am/ are+ being+ p.p -Liveàliving -swimàswimming(tận cùng có nguyên âm+ phụ âmàgấp đôi phụ âm + ING -BeginàBeginning # visità Visiting - Các động từ không chia thì tiếp diễnàthì đơn:be, want, like, see, belong, know, love, need, hate ,suppose, remember, release, mean, forget, prefer, hear, believe, seem, understand, have, think động từ có ý niệm thơì gian ngắn:stop,drop,find,buy,break, (2) thời gian - thói quen quá khứ -Dùng câu tường thuật , Và kể chuyện Present Perfect (for, since, ever, before, so far, up to now, until now, already, yet, lately, just, recently…) Past Continuous - Diễn tả hành động quá khứ kéo dài đến tại/ tương lai: for, since, ever, before, so far, up to now, until now… - hành động xảy quá khứ không xác định thời gian: already, yet, lately, just, recently… - hành động xảy quá khứ kết còn lưu lại - hành động xảy quá khứ có thể lặp lại vài lần và có khả xảy tuơng lai: twice, several times, three times, the first/ second time… - Diễn tả hành động xảy quá khứ ,1 thời điểm xác định quá khứ: at o’clock last night, at p.m yesterday, at this time yesterday… - hay nhiều hành động đồng thời xảy quá khứ: while - hành động xảy quá khứ thì hành động khác xen vào: when, while, as,… ( hành động xen vào thì quá khứ đơn) (?) DID + S +V? -Trả lời: Yes, S + did No, S + didn’t Passive: S + was/ were + p.p - Khẳng định: S + have/ has + PP - Phủ định: S + have/ has + not + PP - Nghi vấn: Have/ has + S + PP ? - Trả lời: Yes, S + have/ has No, S + have/ has + not Passive voice S+HAVE / HAS+ BEEN + P.P - Khẳng định: S + was/ were + V-ing - Phủ định: S + was/ were + not + V-ing - Nghi vấn: Was/ were + S + V-ing ? - Trả lời: Yes, S + was/ were No, S + was/ were + not Passive: S + was/ were + being + pp /t/ à s, k, p, f, sh, ch, θ (th) ,dz: looked, missed… /d/ à các âm còn lại: loved, called… *PP: V-ed / V3 * I, we, you, they à have He, she, it à has * Been/ gone - My farther has been to London ( He isn’t there now) - My farther has gone to London ( He’s in London now/ He’s on the way to London -Yet-> đứng cuối câu phủ định và nghi vấn Passive voice (modal verbs) S + CAN + V -> S + CAN BE +PP MAY MUST MIGHT SHOULD WOULD COULD OUGHT TO USED TO HAVE/ HAS TO B TENSES C STRUCTURES S+V+ (not ) adj + enough + to –infinitive : (Không) đủ…… để làm gì S+ V(not ) adj + enough (for someone ) + to –infinitive Example :a- My sister is old She can drive a car -> My sister is old enough to drive a car b)Mr.Nam is not rich He can’t buy a house -> Mr.Nam is not rich enough to buy a house c)The worker is clever He can make fine things from wood -> The worker is clever enough to make fine things from wood d)The weather was fine We could go camping -> The weather was fine enough for us to go camping S+ V + too + adj (for someone ) + to –infinitive : qua… không thể… Example : My mother is too tired to cook dinner a-I’m busy I can’t go to the movie theater (3) I’m too busy to go to the movie theater b-This bag is heavy I can’t carry this bag This bag is too heavy for me to carry c- The question is difficult We can’t answer the question The question is too difficult for us to answer Used to –infinitive : đã (thói quen quá khứ ) ≠ be /get used to + V-ING * Affirmative form (Thể khẳng định ) : S + used to-infinitive * Negative form ( Thể phủ định ) : S + didn’t use to –infinitive * Interrogative form ( Thể nghi vấn ) : Did + S + use to infinitive ? Example :I used to go swimming but now I don’t go swimming any more a)There ………… (be) a movie theater here but it closed a long time ago b)Mr.Hau ………………………… (not drink ) coffee when he was young but he likes it now c)I …………………… (not like ) her but we are best friends now d)When I was a child I ………………… (not study ) hard e)They moved Dong Ha city last year They ……………… (live ) in a small village in the country 4.Modals : must , have to , ought to , will , can ,could + v (infinitive ) Example : I can play soccer 5.Gerunds ( Danh động từ:) like , enjoy , love , dislike , hate + V-ing -be interested in, be good at , look forward to… … Example : I like watching TV She doesn’t like playing volleyball 6.Reported speech : * Command & request : @ - S +told someone ( not ) to –infinitive Example :She said : “Don’t play soccer in the street ,boys ” ->She told the boys not to play soccer in the street -Nam said to me : “please wait for me a few minutes ” ->Nam told me to wait for him a few minutes @ - S + asked someone ( not ) to –infinitive Tuan said to Nam : “Can you lend me your history book ” ->Tuan asked Nam to lend him his history book *Advice: S + said (to + O )+ S+ should + V (infinitive ) Lan said to Nam : “you should change the way you learn English ” ->Lan said Nam should change the way he learned English Reflexive pronouns (đạit từ phản thân ) I -> myself You -> yourself /yourselves They -> themselves He -> himself She -> herself It -> itself (4) Example : I must my homework myself She has to cook dinner herself 1.We protect ourselves from the rain with umbrella 2.You will cut yourself /yourselves with that knife if you are not careful 3.I must learn to control myself Comparison with like : tương tự , là Example : He sings like a singer Minh is like his brother -Ngoài còn có thể sử dụng : the same as , similar to + different from : khác với My old school is different from my new school +So sánh -S1+ V+ as +adj /adv +as + S2 +So sánh không : -S1+ V+ not so /as +adj /adv +as + S2 + So sánh / so sánh ADJ/ ADV COMPARATIVE SUPERLATIVE Short S1+v+adj/adv+ ER+than + S2 S + v + the +adj/adv+ EST( N) long S1+v+ MORE+adj/adv+than + S2 S + v + the MOST +adj/adv( N) Hot -> hotter -> the hottest much/ many -> more -> the most Easy -> easier -> the easiest far -> further-> the furthest Good / well -> better -> the best farther the farther Bad / badly -> worse -> the worst little -> less -> the least D EXERCISES: I.Put the verbs in parentheses into the correct form / tense : 1.It ……… ……………(be ) hot in the Summer 2.I……… ……… (not eat ) anything for two days 3.They … ……(move ) to Hue City in 1990 and … ……… … (live ) there since then 4.What are you doing tonight ? _ I… ………………….(go ) to the circus 5.Most rivers …… …… …….(flow ) into the sea 6.The earth …… …… …(circle) the sun once every 365 days 7.She … …………………… (not go ) to school last Sunday 8.You should… … … (listen ) to English conversations on TV 9.Lam… …… …(spend ) a holiday with his parents in Nha Trang last week 10.I… ………………(not see ) him for four years 11.They… ……… ( start) to build this house last year They… …… ….(not finish ) yet 12 Peter (be) ……… my pen pal We ( be ) …… ………friends for over two years 13 Tim ! What …………you ( ) …… ? I want you ( pay )… ………more attention to the lesson 14 My father can’t ( fix ) … ……his motorbike anymore! He (buy ) … .….…a new one next week 15 I ( not see ) …… …… him since we ( say ) …… ….goodbye a year ago 16.We (live) ………… ………… …here for 10 years (5) 17My brother likes (listen) … ……………to music very much 18.I (stay) …… …up late last night I ( spend) hours (do) my homework 19.Ba is not old enough (drive) ………… …a car 20 Nam used (be) …… …… …in England ,so he got used to( drive) on the left 21 He often (watch) … ……………TV , he enjoys (watch) sports 22 Peter likes (live) …………… …in Viet Nam 23 What .you (do) … ………… ……… last night ? 24 Look! The boy (climb) ………… … …over the wall, he (fall) off 25 Nam (not get) ………… … good marks last year, he should ( study) harder 26 We hope the weather (be) ………… … …cool tomorrow 27 Mr Hung is interested in (play) … …………… … badminton after work 28 I(go) …………………to work early yesterday 30 They (leave) …………………… … for Nha Trang next month 31 Let’s (walk) ………… … on the pavement 32 I (work) ………… …………with him since 2002 II.Put the following sentences into reported speech “Could you buy me an English book , Hoa ?” Nam asked Hoa Nam asked………………………………………………………………… “Please turn off the radio ” Phuong said to Tuan Phuong told……………………………………………………………… “Can you get back home by half past ten ?” Minh said to his sister Minh asked………………………………………………………………… “Please remind Lan to practice speaking English ,Mrs.Hau” Lan’s teacher said Lan’s teacher asked … ……………………………… “Get up early to learn your lesson ,Toan” His father said His father told Toan ………………………………………………………… “You should stay in bed for a few days ” The doctor said to Hoa The doctor said Hoa……………………………………………………… “You shouldn’t drink wine or smoke ” The doctor said to Nam The doctor said ……………………………………………………………… 8.Their mother said to them: “Don’t make so much noise ” Their mother told them ……………………………………………………… 9.Nam said to the taxi driver : “please turn lelt at the first traffic light ” Nam asked ………………………………………………………………… 10.”Your brother shouldn’t watch action movies, they are very violent.”said Ba Ba advised III.Choose the word which is pronounced differently from the others (Tìm từ có cách phát âm khác) 1.a cat b.hat c.that d.hate 2.a.hold b.know c.shop d.told 3.a.book b.floor c.more d.door 4.a.club b.tube c.cup d.pub (6) IV.Match the questions in the column A with the answers in the column B * A B 1.Do you like learning English ? a.About two hours each day 2.Which one you prefer ,country life or city life ? b.Certainly.Oh,they ‘re heavy 3.Can you help me to carry these books ? c.Country life ,of course 4.How you learn to speak English ? d.Reading and acting 5.What are your hobbies ? e.Yes ,I 6.How many hours a day you study English ? f.I speak English whenever I have a chance 1+ ……… 2+ ……… 3+……… 4+……… 5+……… 6+……… ** A B 1.Could you me a favour ? a.I have passed the exam 2.Can you help me carry these books ? b.Sorry but I am busy now 3.May I help you ? c.Certainly Oh ,they are heavy 4.You look happy today Anything new ? d.That’s very kind of you 5.Could you fill in this form for me ? e.Sure What can I for you ? 1+ ……… 2+ ……… 3+……… 4+……… 5+……… 6+……… *** Match the sentences in column A with the sentences in column B A B Why mustn’t you let children play in the a Yes, certainly kitchen? b Because the kitchen is dangerous How long have you lived here? place? Would you like to play table tennis this c I have lived here for 10 years afternoon? d Yes, I’d love to Could you help me, please? 1+ ……… 2+ ……… 3+……… 4+……… V.Complete the following sentences with the correct form of the words in brackets ; (tìm hình thức đúng từ ngoặc ) 1.What led to the………………….of the telephone ? (INVENT ) 2.Tuan ………………his friends to his house on Christmas Day (INVITATION ) 3.Your dictionary is……………………… from mine (DIFFERENCE ) 4.My mother cooked a…………………dish last night (TASTE ) 5.Everyone in the neiborhood is……………… with what we have done (PLEASE ) 6.Mary likes attending the English…………….contests (SPEAK ) “Ao dai” is a…………………dress of vietnamese women (TRADITION ) 8.This school doesn’t have any sports …………………… (EQUIP ) 9.The …………… of the house is very kind to us (OWN ) 10.I’ll make……………… for you to meet him at the airport (ARRANGE ) 11 ………………………, dark clouds appeared and it began to rain ( FORTUNATE) 12 His ……………makes him successful in his business ( wise) 13 Parents must pay much attention to the of their children ( safe) 14 There are more and more people visiting the ………… in our town.( orphan) 15 This knife is ……………………… - it can’t cut anything ( USE) (7) VI.Prepositions: (điền giới từ thích hợp vào chỗ trống ) 1.She was born in the USA ……………1928 2.We moved here ………………20th May 3.She is proud ……………….her son 4.Please turn……….the light for me It’s too dark 5.We arranged to meet you ……………seven ………….the morning 6.They came to visit me………………my birthday The post office is not far …………… my house 8.She was born ……… May 4th , 1990 ……….Dalat 9-He worked ………… deaf – mutes ……… Boston University 10.Mrs Lien said you could reach her ……… 340450458 11.Snow is falling all ………… the country 12.Will you pick me ………… after the party? 13.The secretary took a message ……… her boss 14.What you usually ………… the weekend 15.They often go out for dinner Saturday evenings VII.Complete the dialogue : (điền từ thích hợp vào chỗ trống ) Tourist : Could you me a……………….please ? You : Sure ,what can I for you ? Tourist : I…………… my money Could you show me the…….to the nearest Police station? You :Turn right when you get out ……………the station Turn …………….again at the first corner Go ahead until you see the Police station ……… on your right Tourirt : Thank you very much That’t very kind ……… you VIII.Rewrite 1.Nam is very young He can’t drive a car Nam isn’t…………………………………………………………………………… …… 2.The red pen is cheaper than the blue one The red pen isn’t as …………………………………………………………….………… 3.When I was a child ,I was afraid of ghost I used to……………………………………………………………………….…………… 4.I walked to school in 20 minutes It took……………………………………………………………… …………………… 5.Tom started learning English in 2008 Tom has…………………………………………………………………………………… 6.Helping poor children is a good activity It is………………………………………………………………………………………… What about going to the beach now ? - Yes, let’s Shall………………………………………………………………………… ……………? Mary is taller than Daisy Daisy isn’t ………………………………………………………………………………… Our teacher said, “ Listen carefully in class to save your study time at home “ (8) Our teacher told …………………………………………………………………………… 10 Do you need any help ? May ……………………………………………? 11 He said me, “ Open the door and the window” …………………………………… … 12 He said me, “ Don’t drink coffee, please” ………………………………………………………………………………………… … IX.Find and correct mistakes 1.We have learned English for 2006 >……………………………………………… 2.Put all dangerous objects out on children reach >………………………………… 3.I’m going to being home late tonight >……………………………………………… 4.Why must not children play by matches ? ………………………………………… 5.Nam can swim good but I can not >…………………………………………………… 6.You look very happily today ………………………………………………… 7.Where did your grandmother used to live ? >…………………………………………… 8.Our new car is hard to drive than our old car. >…………………………………………… 9.There are a lot of food in the fridge, so help yourself.-……………………………………… 10.Liz doesn’t run quickly as Tim, but she can run farther. >…………………………………… X WRITING: Write a passage using the following sets of words and phrases You can make all the necessary changes and additions Lan / like / learn English …………………………………………………………………………………………… She / begin / learn / this language / 2003 ……………………………………………………………………………………………… She / always / want / improve her English ……………………………………………………………………………………………… Last week / she / buy / English-Vietnamese dictionary …………………………………………………………………………………………… She / often / use/ it/ for reading …………………………………………………………………………………………… 6.Bob / like / play /football / but he / not / strong / enough / play …………………………………………………………………………………………… 7.Mai / work / Phuong Nam Company / seven years …………………………………………………………………………………………… 8.Hoa’s shoes / different / her sister’s …………………………………………………………………………………………… 9.I used / collect / stamps / when / be / kid …………………………………………………………………………………………… 10.What / you / / last weekend ? …………………………………………………………………………………………… XI Comebine a pair sentence, using the cue words in the parentheses Minh does morning exercises regularly He wants to be healthy (so as to) (9) ……………………………………………………………………………………………… You have to wear warm clothes You won’t catch a cold ( in order to) ……………………………………………………………………………… Please close the window I don’t want anybody to look at my room (so that) ……………………………………………………………………………… I’ll write to Mai I want to invite her to my birthday party (so as to) ……………………………………………………………………………… She said nothing She didn’t want to make him angry (so as to) ……………………………………………………………………………… I’m learning English I want to read books in English ( in order to) ……………………………………………………………………………… Mrs Hien decided to give up her job She wanted to have more time with her children ( in order to) ……………………………………………………………………………… He locked the door He wanted nobody to disturb him (so that) ……………………………………………………………………………… Mr Tam saves money He wants to an MA course abroad (so that) ……………………………………………………………………………… 10 He hurried up to the station He didn’t want to miss the train (so as to) ……………………………………………………………………………… XII: *Writing (viết thư dùng từ gợi ý ) Dear Tom , I / live / a small house near / central of the city ……………………………………………………………………………… The city / look / busy / noisy ……………………………………………………………………………… I / not live far my school / I walk there ……………………………………………………………………………… I hope / will come / next summer holiday ……………………………………………………………………………… Write to me as soon as you can I’m looking forwards to hearing from you ******** Love, Dear Tan , I / be happy / tell /you / I / able / join / the Green Group / my school ……………………………………………………………………………… The G G / be / holding / one-environment month plan ……………………………………………………………………………… We /going / clean / banks / lakes / every weekend ……………………………………………………………………………… We / going / plant / trees / flowers / parks / and / and / water / every afternoon / after class …………………………………………………………………………… (10) I / hope / we / can / give / green color / city / and / earn / more money / school ……………………………………………………………………………… The program / be / interesting / and / useful ……………………………………………………………………………… I /be still / good health I / tell / you more / the G G’s activities ……………………………………………………………………………… *Reading (đọc đoạn văn và trả lời câu hỏi ) Great Britain is a large country It is much smaller than France It has four parts :England ,Wales , Scotland and Northern Ireland England is the largest part of the country and has always been strongest English is the national language in all parts of Britain All the people who live in Britain can speak English but not all the people speak English in that country A True or false question: Great Britain is smaller than France England is the largest part of the country and has always been weakest English is the national language in all parts of Britain All the people who live in Britain can speak English but not all B Questions: 1.Is Great Britain bigger than France ? …………………………………………………………… 2.How many parts are there in Britain ? ……………………………………………………………… 3.Is England the largest part of Britain ? ………………………………………………………………… 4.Which language is the national language in Britain ? …………………………………………………………… ** Peter had a letter from his sister yesterday She lives in Nigeria In her letter , she said that she was coming to England next month If she come, she will get a surprise Peter is now living in a beautiful new house in the country Work on it had begun before his sister left The house was completed five months ago In his letter ,he said that he wanted her to stay with family The house has many large rooms and there is a lovely garden It is modern house ,so it looks strange to some people It must be the only modern house in the street A True or false question: Peter had a letter from his sister yesterday His sister said that she was coming to England next month Peter is now living in a beautiful new house in the city The house has many large rooms and there isn’t a lovely garden It mustn’t be the only modern house in the street B Questions: 1.Where does Peter’s sister live ? …………………………………………………………………………… 2.What is she going to next month ? ……………………………………………………………………………… (11) 3.Where is Peter living now ? ……………………………………………………………………………… 4.Why does the house look strange to some people ? ……………………………………………………………………………… XIII Choose the best answer: The weather nice yesterday ( is / was / will be / has been ) I am going the movie at this evening ( see / seeing / saw / to see) The theatre is a bit far .your house ( from / in / away / at ) Let’s outside the movie theatre ( to meet / meeting / met / meet) I’m sorry but I can’t chess tonight ( to play / playing / play / played ) Alexander G Bell born on March 3, 1847 ( was / is / are / is going to) Would you like her a message? ( leave / to leave / leaving / left ) We two new fishing rods yesterday.( would buy / buy / bought /to buy) Where is mum? She’s ( upstairs / downstairs / of the house /out the house ) 10 There’s movie on TV tonight.( an action / action / a action / actions) 11 You have to cook dinner ( alone you / yourself / herself / himself ) 12 I think I will the homework ( myself / yourself / herself / himself) 13.Where Nien ? (do/live ,does/live , do/ lives , does/live) 14 does Hoa look like? ( what / where / which / who ) 15.My brother isn’t old enough to school alone ( go / goes / to go / went) 16.The earth around the sun ( moves / rises / gets / gets ) 17.Look! They up the fence (climb / to climb / climbing / are climbing) 18.Last year, Hoa and Lan to the same school ( go / went / going / to go ) 19 moves around the Earth (The sun / the moon /Mars / Venus ) 20.She usually up early ( gets / get / to get / got ) 21.Mai often .badminton in the afternoon ( play / to play / plays / playing ) 22.Ba usually to school by bus ( go / goes / to play / playing ) 23.Lien’s mother Math in our school ( teach /taught / to teach / teaches) 24 Nga .any water ? ( Does ,want / Does ,wants / Do,,want / Do,wants) 25.They sometimes go with their friends in the river.( shopping / fish / shop / fishing) 26.Hoa enjoys book in the library ( read / reads / reading / to read ) 27.Tam English every Thursday ( study / studies / to study / studying ) 28.Ba is a new bicycle next week ( to buy / buy / buying / going to buy ) 29.I think you should to school by bus ( go / went / goes / to go ) 30.Nam ought to .his mother the housework ( to help / helped / help / helping ) (12)