—I wonder how much you charge（要价） for your services.
—The first two are free the third costs￥30.
| A．while | B．until | C．when | D．before |
Which material can be thrown into the sea ________ on the nature of the material?
| A．depended | B．depending | C．to depend | D．depends |
He’s got himself into a dangerous situation he is likely to be accused of meeting someone.
| A．where | B．which | C．while | D．why |
Many journalists were sent to ________ the terrible disaster immediately the earthquake broke out in Sichuan Province on May 12th,2008.
| A．interview | B．investigate | C． catch | D．cover |
I guess we’ve already talked about this before but I’ll ask you again just __________.
| A．by nature | B．in return | C．in case | D．by chance |
It is required by law that the children above six years old in our country ________ to school to receive education.
| A．would be sent | B．are sent | C．be sent | D．will be sent |