Câu hỏi: The factory was fined for______ chemicals into the river.

A. dumping

B. discharging

C. producing

D. exposing

Câu 1: I’m trying to_______ the amount of sugar I eat.

A. cut down on

B. bear out

C. bring in

D. team up with

Câu 2: She finally achieved her_______ of visiting the USA.

A. target

B. objective

C. desires

D. ambition

Câu 3: Because of people’s______ with the environment, many kinds of plants and animals are becoming rare.

A. supply

B. survival

C. influence

D. interference

Câu 4: We kept in _______for a while after college.

A. touch

B. pay

C. well

D. chose

Câu 5: The society was set up to______ endangered species from extinction.

A. prevent

B. distinguish

C. preserve

D. survive

Câu 6: Some______ animals become tame if they get used to people.

A. wild

B. domestic

C. endangered

D. rare