Don’t talk here. Grandparents .A. sleepB. is sleepingC. are sleepingD. sleeping

发布时间：2020-08-21 04:47:28

Don’t talk here.  Grandparents     .
A. sleep
B. is sleeping
C. are sleeping
D. sleeping

网友回答

A. sleep
B. is sleeping
(答案→)C. are sleeping
D. sleeping
解析：此处需用现在进行时：be＋现在分词，因为主语是第三人称复数，故选C
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