问题

We laugh at jokes, but seldom _____about how they work. [ ]
A: we think
B: think we
C: we do think
D: do we think
B: think we
C: we do think
D: do we think
正确答案是:
同类题型
The government has____a new economic policy.[ ]
They have made a very pretty job of it. I think they deserve to be _____. [ ]
If you want to learn English well, please read aloud every morning. It really helps_______ .
_____ this is only a small town, it’s crowded with tourists who come here all year round.[ ]