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himspeakEnglishsofluently,andyouwouldthinkhimanAmerican.A.HearingB.HearC.HeardD.Havingheard

题目详情
_____ him speak English so fluently, and you would think him an American.
A. HearingB. HearC. HeardD. Having heard
▼优质解答
答案和解析
B
关键词and,连接相同成分,后面是句子,前面只有 填 原形才能构成一个祈使句.
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