Câu hỏi: Due to an increase in population and the use of nearby land for farming, there are toxic levels of chemicals in the water.

A. fall

B. lowness

C. shortage

D. illness

Câu 1: Toxic chemicals continue to be dumped in the North Sea.

A. stop

B. go on

C. follow

D. begin

Câu 2: In remote communities, it's important to replenish stocks before the winter sets in.

A. remake

B. empty

C. refill

D. repeat

Câu 3: He was so insubordinate that he lost his job within a week.

A. fresh

B. disobedient

C. obedient

D. understanding

Câu 4: Fruit and vegetables grew in abundance on the island. The islanders even exported the surplus.

A. large quantity

B. small quantity

C. excess

D. sufficiency

Câu 5: His career in the illicit drug trade ended with the police raid this morning.

A. elicited

B. irregular

C. secret

D. legal

Câu 6: Those who advocate for doctor-assisted suicide say the terminally ill should not have to suffer.

A. support

B. oppose

C. annul

D. convict