Câu hỏi: Learning English _____________ really interesting.

A. am

B. is

C. are

D. be

Câu 1: By the end of last summer, Alexander _______ his Ph.D.

A. received

B. had received

C. receive

D. are received

Câu 2: Would you mind _______ more clearly, please?

A. speak

B. speaking

C. to speak

D. spoke

Câu 3: Do you think you will be able ______ a space trip?

A. to take

B. take

C. taking

D. taken

Câu 4: My parents do not allow me______, so I had to stay at home.

A. to go

B. go

C. going

D. gone

Câu 5: He decided ____________ another language.

A. study

B. to study

C. studying

D. studied

Câu 6: If there were flying saucers, there ______ traces of their landing.

A. would be

B. will be

C. are

D. is