―who has broken the window in my room?―who else ＿＿＿it but your naughty son!

分类: 作业答案 • 2022-01-09 23:02:32

问题描述：

―who has broken the window in my room?―who else ＿＿＿it but your naughty son!
a:could do b:could have done c:might do d:must have done

答

根据题意很容易判断出后一句是有根据的肯定,所以排除c.因为弄破玻璃是本身具有的能力,所以用could,并且题意是过去发生的事情对现在造成的影响所以用现在完成时.