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

A. received

B. had received

C. receive

D. are received

Câu 1: Do you think you will be able ______ a space trip?

A. to take

B. take

C. taking

D. taken

Câu 2: She would come to see you if she _______ your address.

A. had

B. has

C. have

D. having

Câu 3: In this semester, we have to _____________ our major for future occupation.

A. choose

B. choosing

C. chosen

D. chose

Câu 4: He decided ____________ another language.

A. study

B. to study

C. studying

D. studied

Câu 5: Learning English _____________ really interesting.

A. am

B. is

C. are

D. be

Câu 6: That girl tried to avoid _______ some of my questions.

A. answer

B. to answer

C. answering

D. answered