where is your sister?she__in the room A.is drawing picture B.is studying for the test
c.playing computer game D.draw pictures
人气：383 ℃ 时间：2019-08-18 18:46:11
解答
B
分析：A 应该是 is drawing a picture
C 要加is ；D 主语是三单,不能用原形
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