Câu hỏi: People have discovered a new source of energy. 

A. A new source of energy have been discovered by people.

B. A new source of energy has discovered.

C. A new source of energy has been discovered.

D. A new source of energy have been discovered. 

Câu 1: He asked, “Why didn’t she take the final exam?”

A. He asked why she hadn’t taken the final exam. 

B. He asked why she took the final exam. 

C. He asked why didn’t she take the final exam. 

D. He asked why hadn’t she taken the final exam.

Câu 2: I don't know him             to borrow money from him.

A. enough good

B. good enough

C. well enough 

D. enough well

Câu 3: Are you satisfied               the result of the final test? 

A. to

B. of

C. about 

D. with

Câu 4: When we were children we          skating. 

A. had gone

B. were going 

C. go 

D. used to go

Câu 5: We decided to go out for dinner _________it was raining heavily. 

A. because

B. despite 

C. even if

D. although

Câu 6: By next year, we             here for ten years? 

A. lived

B. have lived

C. will live

D. will have lived