问题

rry, but there is no smoking on this flight.—Oh, I _____that. Sorry, I won’t again.

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

正确答案是：

同类题型

Would you like to have ________ coffee— No, thanks. I don’t want ________ drinks now.

Helen _________ go on the trip with us, but she isn’t quite sure yet.

下列说法错误的一项是

s the matter with Jason. Helooks a bit upset.— Didn’t you know When returning fromhis holiday last night, he found his house________.

Excuse me. Look at the sign “NO PHOTOS!” Pleasedon’t take photos here.— Sorry, Iit.