Theglobalwarmingismoreandmoreseri

发布时间：2020-07-11 12:48:19

The global warming is more and more serious, for which human beings ______．













A.are blaming












B.are to blame











C.are going to blame











D.are to be blamed

网友回答

B解析考查短语。be to blame for 应受到责备。句意：全球变暖变得越来越严重了，人类应对此负责。
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