问题

m sorry, but there’s no smoking roomin this section on the train.　—Oh, I _____ that, and I won’t smoke again.

A:don't know
B:won't know
C:didn't know
D:haven't known

正确答案是：

同类题型

They won’t buy any new clothes because they ________ money to buy a new car.

Excuse me. Could you tell me get to the airport—Certainly. Go straight along here.

Miss Hu’s bicycle is blue. So the red one be hers.

I refused his request, _________ that it was impossible to do it [ ]

I’ve read all the books ______you gave me.