III. Choose the best answer to fill in the gaps. (2.5 pts)
13.She sometimes has bread and egg for breakfast,………………….?
A. hasn’t she B. has she C. doesn’t she D. does she
14. Cotton is one popular fiber that………..clothes.
A. used to make B. is used to making
C. used to be made D. is used to make
15. Were the Wright brothers the ones __________built the first aero plane?
A. which B. whom C. whose D. that
16. Linda: “ Thanks for your help.”
Mike: “………………….”
A. It’s my pleasure C. Yes, please C. You are welcome D. No, I don’t
17. Deforestation, garbage dump, and air pollution are main _________ problems in Vietnam.
A. educational B. economic C. environmental D. social
18.He is going to the post office ________ he wants to send some postcards to his friends.
A. as B. however C. and D. although
19. We’ve got to encourage students………….., not blame them for not studying.
A. study B. to study C. studying D. to studying
20. Nam: It’s an excellent picture that you have painted, Hoa. –Hoa: “_______________.”
A. Not at all B. It’s nice of you to say so
C. You’re welcome D. It’s not bad
21. The man asked me whether I __________ the way to the City Hall.
A. knew B. know C. knows D. known
22.We should put garbage bins around the schoolyard to prevent lazy students _________ littering.
A. for B. from C. with D. about