We can't play games before our homework____A is done B does C will be done
问题描述:
We can't play games before our homework____A is done B does C will be done
答
直到我们的作业做完之前,我们都不能玩游戏.
homework 被动词汇必须被做 故在A\C间选择
结合句式语态,A:is done被做完的意思
C:will be done 将要被做完
顾一目了然选择A为正确答案.