---Keep me informed ______ the latest news.
--- Ok.
| A．by | B．at | C．for | D．of |
What a nice bag! But she ______only thirty dollars for it.
| A．cost | B．took | C．spent | D．paid |
----Could you tell me something more about Hong Kong?
-----I am ______going there for a holiday soon.
| A．looking up | B．thinking about | C．trying out | D．finding out |
The children planted more trees and flowers after they______Greener China.
| A．joined | B．took part in | C．became | D．were |
I bought a new dictionary and it ______me $.
| A．paid | B．spent | C．took | D．cost |
You ______go and ask Lily . She ______know the answer.
| A．must, can | B．must, may | C．need, can | D．can, may |