(2013·安徽合肥二模)—The cars give off a great deal of waste gas in the streets.
—Yes. But I'm sure something will be done to ________ air pollution.
A．reduce B．remove
C．collect D．warn
A
選A　考查動詞辨析。空處所在句子的句意：但是我確信一些舉措會被實施用以減少大氣污染。reduce“縮小，減少”；remove“清除”；collect“收集”；warn“警告，提醒”。根據(jù)句意應(yīng)選A。
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