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

A. to go

B. go

C. going

D. gone

Câu 1: If there were flying saucers, there ______ traces of their landing.

A. would be

B. will be

C. are

D. is

Câu 2: By the end of last summer, Alexander _______ his Ph.D.

A. received

B. had received

C. receive

D. are received

Câu 3: He decided ____________ another language.

A. study

B. to study

C. studying

D. studied

Câu 4: That girl tried to avoid _______ some of my questions.

A. answer

B. to answer

C. answering

D. answered

Câu 5: The ________ of the volcano was predicted in advance, so no one was injured.

A. eruption

B. erupted

C. erupts

D. erupt

Câu 6: Learning English _____________ really interesting.

A. am

B. is

C. are

D. be