dna rna and protein separation procedure

... They neither …………………………………………………………… She didn’t say a word and she didn’t smile (neither….nor) He likes playing football and so I Both They gave us many good lessons ... clause) …………………………………………………………………………………………… Exercise 5: Tenses and verb forms: (1,5ms) When my mother (return)……………………., Peter and his sons (leave)……………………… The boy denied (break)……………………………… ... prizes Questions: Where was Alfred Nobel born? A in America B in Spain C In Sweden D In Switzeland When did the first award ceremony take place? A 1901 B 1895 C 1962 D 1968 Why was the Nobel...

Ngày tải lên: 08/08/2014, 21:22

... dụng kĩ thuật bảo quản rau khoảng ngày, hàng tháng loại - Rau muối lâu ngày dễ bị khú phân huỷ protein rau Rau, muối dễ bị đổi màu pH tăng làm diệp lục mất, có lẫn vi khuẩn gây phản ứng timin...

Ngày tải lên: 19/10/2014, 23:00

... the passage A work with hands is dirty and shameful B work with hands is low work C work with hands is the most important D we can’t regard work with hands as low work 49 The purpose of ... to what they think “low” work; and, in fact, work with hands is thought to be dirty and shameful in such countries But we have only to think a moment to understand that the work of a completely ... firstly, each of us can whatever work suited to our brains and ability and, secondly, that we can realize that all jobs are necessary to society, and that is very bad to be ashamed of one’s work Only...

Ngày tải lên: 26/07/2014, 14:20

... is bad And millions of people in the world have stopped smoking 81 Smoking is harmful …………… A to smokers themselves C to smokers and their children B to smokers and their wives D A, B, and C are ... the French Sign Language (FSL) and taught it to his deaf students The students then added their own American signing and changed the FSL into the ASL Modern ASL and FSL share some elements, including ... brought FSL to America and added new American signing to it B a French teacher brought FSL to America and omitted some of its signs C a French teacher brought FSL to America and his American students...

Ngày tải lên: 28/07/2014, 09:21

... There were lots of people _ in the heavy rain to wait for rescue team A who stands B standing D stood C to stand 14 It was the great efforts _ to complete his study A That made B that he made ... older books and software Packages I have quite a (22) collection , some due to may of patrons who have visited my site If you have some old books and/ or software (23) _laying around and would ... sports delegation, and the heads of the sports delegations of other countries and regions Line 12 Line 15 Line 18 Line 19 The sports teams entered the stadium Athletes of the north and south of Korea...

Ngày tải lên: 23/05/2015, 22:00

... Many rare ………of animals and plants are in danger of extinction A classes B species C pairs D geings Câu 14: Nuclear energy is unlimited but it is very ……….to human beings and the environment A ... 22: Oil, coal and natural gas are…… fuels made from decay material A smokeless B solid C unleaded D fossil Câu 23: By cutting down trees, we …………… the natural habitat of birds and animals A hurt ... farmers in parts of Africa and Asia not grow enough to eat? A Because there is too little rice B Because people cut down many trees C Because there are large areas of land that can not be used...

Ngày tải lên: 09/06/2015, 09:00

... sentence and correct it (20ps) You know , it is difficult to me to make him understand what I mean My dear friends, I wish you will visit us someday this summer I will come and stay with you and your ... suitable word in each blank (20ps) The country is (1) beautiful than a town and more pleasant to live in Many people think so, and go to the country (2) the summer holiday though they can't live (3) ... the (7) century jean cloth was made (8) from(9) and workers at that time loved wearing it because the material was very (10) .and it did not wear out easily HẾT UBND...

Ngày tải lên: 27/07/2015, 08:57

... was my mother that (who) bought me a present on my birthday Huong and Sandra sang together at the party -> It was Huong and Sandra that ( who) sang together at the party Nam’s father got angry ... Lan dropped the teapot The boy jumped out into the road and bumped into an old man She’s been to a number of shops and clubs He rubs his hands because he wants to interrupt their talk B Grammar: ... It was the book that Hoa borrowed from Long The little boy greeted his grandfather in a strange language -> It was his grandfather that / who(m) the little boy greeted in a strange language The...

Ngày tải lên: 02/11/2012, 11:00

... ceases, their skin becomes inflamed and scaly and their reproductive systems are damaged Two fatty acids, linoleic and arachidonic acids, prevent these abnormalities and hence are called essential ... television and other inventions brought (36)………for newspapers (37)……… the development of magazines and other means of communication However, newspapers quickly (38)……… of the newer and faster ... call and going to the cinema all involve information (27)…… stored, processed and communicated In the past this information had to be kept on paper (28)……… , for example, books, newspapers and...

Ngày tải lên: 05/11/2012, 10:18

... books and read the passage and then the tasks that follow By July 2000, sixty-one provinces and cities throughout Vietnam had completed the programmes of Universalisation of Primary Education and ... The number of people receiving reading and writing lessons reached 4,623 This was an effective way to help people in remote and mountainous areas to read and write Those students who took part ... again and list three things volunteer students in the fight against illiteracy To provide reading and writing lessons / skills To prepare relevant materials To talk about farming techniques and...

Ngày tải lên: 02/06/2013, 01:26

... channel and web site) Over the last eight years, Colin has been developing and teaching English language, Business and IT courses in Europe and South East Asia Colin now lives in Bangkok and can ... Colin S MacDonald UNIT – Verbals SKILL 61: Recognize the function and use of gerunds and gerund phrases FUNCTION AND USE OF GERUNDS AND GERUND PHRASES FUNCTION EXAMPLE Subject Swimming is good exercise ... MacDonald UNIT – Verbals SKILL 64: Recognize the function and use of participles and participle phrases FUNCTION AND USE OF PARTICIPLES AND PARTICIPLE PHRASES FUNCTION EXAMPLE Adjective The polished...

Ngày tải lên: 03/06/2013, 01:26

... illiterate people to read and write What will happen if more and more people take part in the struggle against illiteracy? Illiteracy will soon be eradicated in our country if more and more people take ... provinces and cities throughout Vietnam had completed the programmes of “Universalisation of Primary Education” and “Illiteracy Eradication” By 2000, only 94% of the population was able to read and ... students participated in the campaign in 2000 and how many in 2001? • What did the students to help eradicate illiteracy? • What will happen if more and more people take part in the struggle against...

Ngày tải lên: 04/06/2013, 01:26

... (n): - Discarded (adj): - Rice field (n): While you read Task Match the words and phrases with their definitions Words and phrases Definitions Accomplished (adj) a keep me busy Accompanying (gerund) ... and he is good at accompanying people singing by his guitar What is the writer’s second hobby ? His second hobby is keeping fish How did he collected his fish ? He bought some from the shop and ... his relatives and friends give him Which does the writer get more of , local stamps or foreign stamps ? He gets more local stamps What does the writer with the less common stamps and with the...

Ngày tải lên: 05/06/2013, 01:25

... teacher’s dedication and hard work Small / party / hold / and / there / be / atmosphere / fun / amusement / school Small parties are held and there is an atmosphere of fun and amazement in the ... right ones, and correct the wrong ones Someone who saw the accident should contact the police _anyone_ I wasn’t feeling hungry, so I didn’t want to eat anything V _ My umbrella is black and the ... experiences students may have of their teachers scolding and punishing them Student / give / teacher / flower / small / gift Ss give their teachers flowers and small gifts Such / gesture / be / small /...

Ngày tải lên: 05/06/2013, 01:26

... passage below carefully and give answers to the questions below: VOLUNTEERS ABROAD More and more young people are doing voluntary work abroad The wide variety of jobs and destinations available ... projects may concentrate more on conservation and environment protection Whatever kind of job it is, thouch, it is certain to be challenging and worthwhile, and an experience that will never be forgotten ... school and have a year free before university Mary choose to spend these twelve months in poor countries There they will earn little or no money, but they know they will be doing something useful and...

Ngày tải lên: 09/06/2013, 01:25

... ngữ người Anh ưa dùng get maried get divorced dạng informal English Lulu and Joe got maried last week (informal) Lulu and Joe married last week (formal) After very unhappy years they got divorced ... a builder Andrew is going to divorce Carola To be/ get married/ to smb (giới từ “to” bắt buộc) She got married to her childhood sweetheart He has been married to Louisa for 16 years and he still ... đằng sau: make it + adj + V as object The wire service made it possible to collect and distribute news faster and cheaper Tuy nhiên tân ngữ make danh từ hay ngữ danh từ không đặt it make tính...

Ngày tải lên: 12/06/2013, 01:25

... answered the phone, told me you were away Hide and seek is a game …………… I liked to play as a child The shoes …………… I bought were made in Italy My grandfather, …………… a wise man, has greatly influenced ... received a reward He caught the criminal ……………………………………………………………………………………………………… We saw many soldiers and tanks They were moving to the front ……………………………………………………………………………………………………… Mary has won an ... last night ……………………………………………………………………………………………………… I saw men, women, cats, dogs They move round and round ……………………………………………………………………………………………………… How is your son? He had an operation last night...

Ngày tải lên: 15/06/2013, 01:27

Ngày tải lên: 25/06/2013, 01:26

... B turns C turn D to turn 25………….were here yesterday A Both Tom and Ann B Either Tom or Ann C Neither Tom nor Ann D All of Tom and Ann 26- He insisted on…… for the bill A to pay B pay C paying ... Early morning is……………….I study best A that B which C when D where 37-It is the place…… Sue and her husband met A where B it C which D.who 38-If you had studied hard last year, you……………the exam...

Ngày tải lên: 26/06/2013, 01:25

Ngày tải lên: 26/06/2013, 01:25