Question

The government has been under growing pressure to ________ the causes of air pollution as smog frequently smothers the country’s large cities.

A．release

B．schedule

C．address

D．maintain

Answer 1

C

解析试题分析：句意：当雾霾频繁地出现在大城市，政府一直面临越来越大的压力来解决空气污染的成因。address意为“处理，对付”，release意为“释放；放出”，schedule意为“安排，计划；将……列入计划表”，maintain意为“维持；继续；维修；主张”。
考点：动词的辨析