Whilehavingourdinner,________.A.the

发布时间：2020-07-26 07:55:50

While having our dinner, ________.A.the door bell rangB.we heard the door bell rangC.we heard the door bell ringingD.the door bell was heard to ring

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C解析while having our dinner分词短语的逻辑主语是we，后边主句的主语也得是we，所以选C。
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