【題目】—It’s amazing that Beijing and Zhangjiakou have won the bid for the 2022 Winter Olympics！

—Sure it is！The government __________ have made great efforts！

A．could B．should C．might D．must

【答案】D

【解析】

試題分析：考查情態(tài)動詞 。句意：令人吃驚的是，北京和張家口共同舉辦2022年冬季運(yùn)動會！真的，政府肯定做出了巨大的努力。根據(jù)句意可知表示去過去的肯定推測must have done，故選D項。

考點(diǎn) : 考查情態(tài)動詞

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