题目内容
7.Don't leave the water ________ while you brush your teeth.( )A. | being run | B. | running | C. | run | D. | to run |
分析 刷牙时不要让水一直留着.
解答 答案:B.
分析句子的结构可知,the water与run之间为逻辑上的一种主谓关系,所以需要使用现在分词作宾语补足语;故选B.
点评 对于非谓语动词要区分其不同的用法,过去分词表示被动或者完成,现在分词表示主动或者进行;不定式往往表示将来.
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