题目内容
— Dad, may I go out with my friends?
— Unless your homework .
A. has been finished B. has finished C. finishes D. will finish
A
【解析】
试题分析:句意: ---爸爸,我可以和朋友出去吗?---除非你的作业已经完成了。主语是“your homework”,应该是被完成,用被动语态,排除B、C和D。故选A。
考点:考查动词时态和语态的用法。
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