1. ________ run so fast?(need do sth:cần làm gì)
A. Does he need
B. Need he to
C. Need he
D. Needs he
2. He didn't need ________ out of his room in Moscow.
(didn’t need to do something: đã không cần phải làm gì.)
A. go
B. to going
C. going
D. to go
3. I could not ________ it even though I had wanted to do so.
A. had bought
B. buy
C. buying
D. have bought
4. I left my pen in this box, but it isn’t there now. Someone________ it.(must+have +P2)
A. must have taken
B. must take
C. had to take
D. had taken
5. Mary received 100 dollars from her sister. She________ the ring she wanted. It only costs 10 dollars.(might+have+P2)
A. buys
B. had bought
C. bought
D. might have bought
6. It lost my Honda last week; I hadn't locked it. You ________ it.(should /ought to have +P2)
A. should lock
B. should have locked
C. ought to lock
D. could lock
7. In 1900 the world had no deaths from rabies. Scientists ________ wonderful vaccine.
(must+have +P2)
A. has discovered
B. discovered
C. must have discovered
D. should have discovered