—I don’t suppose they could have finished their experiment, they? — , they are still doing it in the...
2023-01-20 01:06:12 204次 2010-2011学年安徽省高三上学期第一轮复习联考（四）英语卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
—I don’t suppose they could have finished their
experiment, they?
— , they are
still doing it in the lab.
A．could;
Yes B．didn’t; No C．have; No D．couldn’t;
Yes
本题链接：
