If we __________ careful，fire can be dangerous。
| A．don’t be | B．are | C．aren’t | D．won’t be |
I mean ______ class meeting on Monday afternoon.
| A．have | B．to have | C．having | D．to having |
Beijing is one of the ______ in the world today.
| A．busiest city | B．busiest cities | C．busy city | D．busy cities |
No matter what you do, you can’t change the situation.
| A．whoever | B．wherever | C．whatever | D．what ever |
The story reminded me ______ an experience I once had.
| A．of | B．to | C．at | D．On |
I like this kind of music that I can dance ______.
| A．to | B．in | C．with | D．Along |