问题
The windows musthave taken you quite a long time that day. ——Right.They for weeks.
A:haven’t beencleaned
B:hadn’t been cleaned
C:didn’t clean
D:haven’t cleaned
B:hadn’t been cleaned
C:didn’t clean
D:haven’t cleaned
正确答案是：
同类题型
Hot tea ____honey is good for you.
Gina’s room is not ____________. —Yes. Her books are everywhere.
The chairman asked me to ______my speech to 20 minutes.
The computer system proved to be powerful some shortcomings
-Do you have enough to __________ all your daily expenses? —–Oh, yes, enough and to spare．