I ________my homework while my parents _________TV last nigh

I ________my homework while my parents _________TV last night.
A.did; have watched B.was doing; were watching
C.had done; were watching D.would do ;were watching
发霉的心 1年前 已收到1个回答 举报

yoyo宝宝 春芽

共回答了15个问题采纳率:86.7% 举报

B

while 连接前后的动作为同时发生的动作,故选B

1年前

6
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