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

A. To spend 

B. Spent

C. Having spent 

D. To have spent

Câu 1: I don't know him             to borrow money from him.

A. enough good

B. good enough

C. well enough 

D. enough well

Câu 2: 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 3: 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 4: By next year, we             here for ten years? 

A. lived

B. have lived

C. will live

D. will have lived

Câu 5: I was named                 my grandfather.

A. after

B. to 

C. in

D. on

Câu 6: People protesting against pollution are marching to London. 

A. People who protest against pollution are marching to London. 

B. People who protests against pollution are marching to London.

C. People who protesting against pollution are marching to London.

D. People protect pollution are marching to London.