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

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
Xem đáp án
A là đáp án đúng
Lời giải:
increase: sự gia tăng >< fall:sự giảm sút