问题

The joke was so interesting that we all burst out laughing. Never before __________ heard a joke like that.

A:I have
B:I had
C:have I
D:had I;

正确答案是：

同类题型

I did really well in the examination, Li Ke— I did ______ I got full mark[ ]

What puzzles me most is why so many students bury themselves in piles of maths exercises _________they should spare some time to reflect on their previous mistakes.

People in Shaanxi are proud of theyhave achieved in the past ten years

You good grades if you hard.

He doesn’t ________ anything we may say to help him study math.