Câu hỏi: 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 1: 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 2: Should you mind telling me the way to the nearest restaurant?

A. Should

B. telling me

C. to

D. nearest

Câu 3: My father asked me where had I gone the night before.

A. asked

B. the 

C. before

D. had I

Câu 4: David, who mother is Vietnamese, speaks both Vietnamese and English fluently.

A. who

B. is

C. speaks 

D. fluently

Câu 5: Unlike many writings of her time, she was not preoccupied with morality.

A. writings

B. of her time

C. preoccupied

D. with morality

Câu 6: There are many reasons why a particular species may become endangering.

A. endangering

B. may

C. a

D. reasons why