Choose the sentence that is closest in meaning to each of the following sentences.

Câu hỏi

Lan: What solution to air pollution can you suggest? - Nam: ___________

A. Air pollution is really serious these days.

B. Smoke from factory chimneys pollutes the air.

C. Air pollution causes acid rain.

D. People should use public means of transport.

E11- GS- Unit 5- Practice 7