— Mom, my classmates are playing outside. Can I join them?— Not until your homework .A.finishesB.is

题目简介

— Mom, my classmates are playing outside. Can I join them?— Not until your homework .A.finishesB.is

题目详情

— Mom, my classmates are playing outside. Can I join them?
— Not until your homework       .
A.finishesB.is finishedC.finishedD.was finished
题型:单选题难度:中档来源:不详

答案

B

试题分析:句意:妈妈,我的同学在外面玩,我可以加入他们吗?直到你的作业完成了你才能去。动作的承受者作主语,用被动语态。其结构是,主语+be+done.在时间状语从句中主句用将来时态从句用一般现在时。根据句意,故选B。

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