Choose the best answer
1. The number of students who knew the answer to the last questions on the exam _____ very low
A. were          B. was          C. have been          D. has been
2. _____ waiting to hear the results
A. Everyone was     B. All was     C. Everyone were     D. All were
3. "We need new curtains" -  "Ok, let's buy _____"
A. one     B. ones     C. some with flowers on     D.  ones with flowers on
4. _____ the furniture _____ arrived yet
A. none ... has     B. none ... have     C. none of ... has    D. none of ... have
5. A number of students _____ in intensive language programs abroad nowaydays
A. participated                        B. has participated     
C. have participated               D. is paricipating
6. Everyone of the boys and girls in the school _____ what to do with the fire alarm _____
A. knows - rings               B. know - rings     
C. knows - will ring           D. would know - rang
7. Some of these people are friends of mine and _____ people from the office
A. the rest is     B. the rest are     C. rest is     D. rest are
8. Knowing several _____ helpful if you work for an international cooperation
A. languages are          B. language is
C. languages is            D. language are
9. Three hours _____ a long time to take on the homework
A. seems     B. seem     C. seemed     D. has seemed

Choose the best answer to complete each of the following sentences .

1 . ___________ moved to that city recently .

A . A number of Vietnamese have

B . A number of Vietnamese has

C . The number of Vietnamese has been

D . The number of Vietnamese have

2 . Each of the refencence __________ available in the school library .

A . books on that list is

B . books on that list are

C . book on that list is

D . book on that list are

3 . Several _________ sleeping under a tree .

A . of lions were

B . lion was

C . of the lions was

D . lions were

4 . Many of the _____ not used today . They are remmants of the past .

A . railroad tracks around here are

B . railroad's tracks around here is

C . railroad tracks around here is

D . railroad's tracks around here are

5 . As we walked through the jungle , the ________ unusually quiet .

A . monkeys were

B . monkeys was

C . monkies were

D. monkies was

1) choose the best answer by underline the word 

11. every one of the cakes \(is/are\) gone

12. fifty percent of the pie \(have/has\) disappeared

13. fifty percent of the pies \(have/has\) disappeared 

14. one-third of the city \(is/are\) unemployed

15. one- third of the people \(is/are\) unemployed

16. all of the pie  \(is/are\) gone

17. all of the pies \(is/are\) gone

18. some of the pie \(is/are\) missing 

19. some of the pies \(is/are\) missing

20. none of the garbage \(was/were\) picked up

giúp mk vs ạ mk cần gấp

Read the following passage and choose the best answer for each blank.

An advocate for Kenyan women and environment

        Wangari Maathai has become an international (26) ______  because of her persistence in the struggle for democracy, human rights and environmental conservation. Maathai is best known for her efforts to develop the Green Belt Movement, an organization that focuses on planting trees to protect the environment and improve the (27)______ of life. Because of her efforts, Maathai was (28) ______     the Nobel Peace Prize in 2004.

        In 1976, Wangari Maathai became active in the National Council of Women of Kenya. While she was serving as the chairwoman in the National Council of Women, she began to found an organization that encouraged women’s groups to plant trees in order to conserve the environment. It was this small effort that has (29) ______  women in planting more than 20 million trees on farms, schools, and churches. This effort eventually became known (30) ______ the charitable organization (31)______  the Green Belt Movement.

        Wangari Maathai has become very important to the people of Kenya, Africa and the international (32) ______. Because of her active role in the environment and the Green Belt Movement, more than 20 million trees have been planted, numerous other countries have begun tree planting programmes, and women all over the world have been helped by the example that she (33) ______. As noted by the Norwegian Nobel Committee, she has served as an “(34) ______  for many in the fight for democratic rights and has especially encouraged women to (35) ______ their situation.”

As noted by the Norwegian Nobel Committee, she has served as an “(34) ______  for many in the fight for democratic rights

A. feeling

B. emotion

C. impression

D. inspiration

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word for each of the blanks.

THE FIRST WOMAN SCIENTIST

Hypatia was born in Alexandria, in Egypt, in 370 A.D. For many centuries, she was (16)          only   woman scientist to have a place in the history books.

Hypatia's father was director of Alexandria University, and he (17)             sure his daughter had the best education available. This was unusual, as most women then had few (18)           to study.

After studying in Athens and Rome, Hypatia returned to Alexandria (19)       she began teaching mathematics. She soon became famous (20)           her knowledge of new ideas.

We have no copies of her book, (21)       we know that she wrote several important mathematical works. Hypatia was also interested in technology and (22)       several scientific tools to help with her work. At the (23)       , many rulers were afraid of science, and (24)        connected with it was in danger. One day in March 415, Hypatia (25)           attacked in the street and killed.

Điền vào ô 22

A. did

B. learnt

C. experimented 

D. invented

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word for each of the blanks.

THE FIRST WOMAN SCIENTIST

Hypatia was born in Alexandria, in Egypt, in 370 A.D. For many centuries, she was (16)          only   woman scientist to have a place in the history books.

Hypatia's father was director of Alexandria University, and he (17)             sure his daughter had the best education available. This was unusual, as most women then had few (18)           to study.

After studying in Athens and Rome, Hypatia returned to Alexandria (19)       she began teaching mathematics. She soon became famous (20)           her knowledge of new ideas.

We have no copies of her book, (21)       we know that she wrote several important mathematical works. Hypatia was also interested in technology and (22)       several scientific tools to help with her work. At the (23)       , many rulers were afraid of science, and (24)        connected with it was in danger. One day in March 415, Hypatia (25)           attacked in the street and killed.

Điền vào ô 21

A. or 

B. as

C. because 

D. but