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

39. —Tom, could you tell me __________—Sorry. You can turn to Mr Lee for help.

.She said ___ she ate little and ___ she was not hungry.

I think _______ a foreign language is not easy. You should _______ it often.

下列各句中，没有语病的一句是（）

______ foreigners are interested in China’s culture. Every year there are many foreigners coming to study in China.