练习册

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    699] When and where to build the new factory yet. [译文] 什么时候和什么地点建工厂还没有决定. A. is not decided B. are not decided C. has not decided D. have not decided [答案及简析] A. 不定式短语做主语谓语动词用该用单数. 【查看更多】

     

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