Why not __ your teacher for help when you can’t finish ___ it by yourself?
| A．ask; write | B．to ask; writing |
| C．ask; writing | D．asking; write |
The pupils will go to the museum ___ foot and come back ___ bus.
| A．by; in | B．on; by | C．on; on | D．by; by |
—There are so many cars on the road. You should obey the traffic rules and go ___the zebra.
—OK. I will follow your advice.
A. cross B. across C. through D, around
—There is a large beautiful bridge ___ the river in this town
| A．over | B．on | C．under | D．beneath |
Kate is not good ___ English but she does very well __ Biology.
| A．in; at | B．at; in | C．on; in | D．on; at |
It was very silly ___ you to take in what he said. He is a liar!
| A．for | B．to | C．of | D．with |