The government has been under growing pressure to the causes of air pollution as smog fre

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

A. releaseB. schedule(答案→)C. addressD. maintain解析：A．release释放，放开，发布，发行，B．schedule .排定，安排，将……列表，为……作目录C．address忙于，专注于，讲演，处理，在……写姓名地址，D．maintain保持，句意：--政府的压力越来越大要处理空气污染的问题，因为大城市经常被雾霾笼罩。根据句意选C。

我明天再问问老师，叫他解释下这个问题