Câu hỏi: There are some people in the government try to improve the lives of poor people.

A. to improve

B. There are

C. lives

D. try

Câu 1: David, who mother is Vietnamese, speaks both Vietnamese and English fluently.

A. who

B. is

C. speaks 

D. fluently

Câu 2: Optimists believe that in future we will be living in a cleaner environment, breathing fresher air and eat healthier food.

A. Optimists believe

B. in future

C. living in a cleaner

D. eat healthier food

Câu 3: Hardly did he enter the room when all the lights went out.

A. did he enter

B. when

C. the lights

D. went

Câu 4: I can’t go out tonight because I have too many work to do.

A. can’t

B. because

C. too many

D. to do

Câu 5: The teacher together with his students have finished their project on time.

A. The

B. together 

C. have

D. their

Câu 6: Oxygen plays a important role in maintaining live.

A. a

B. plays

C. role

D. live