Listen! Someone songs.A. are singingB. singingC. singD. is singing

发布时间：2020-08-21 01:19:19

Listen! Someone      songs.
A. are singing
B. singing
C. sing
D. is singing

网友回答

A. are singing
B. singing
C. sing
(答案→)D. is singing
解析：listen，是现在进行时的标志词。Someone作主语一般看作单数。
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