Câu hỏi: 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 1: We must take steps to preserve natural resources; otherwise the planet will be in danger. 

A. Unless we take steps to preserve natural resources, the planet will be in danger. 

B. Unless we take steps to preserve natural resources,the planet will not be in danger.

C. If we take steps to preserve natural resources, the planet would be in danger.

D. If we take steps to preserve natural resources,the planet will be in danger. 

Câu 2:                 his childhood in DALAT, he knew the city well

A. To spend 

B. Spent

C. Having spent 

D. To have spent

Câu 3: Although he is intelligent, he doesn’t do well at school. 

A. Despite being intelligent, he doesn’t do well at school.

B. In spite of intelligent, he doesn’t do well at school. 

C. In spite he is intelligent, he doesn’t do well at school. 

D. Although his intelligence, he does well at school. 

Câu 4: 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 5: Constantly staying in cold weather may bring           pneumonia

A. in

B. off

C. up

D. on

Câu 6: I don't know him             to borrow money from him.

A. enough good

B. good enough

C. well enough 

D. enough well