The room ___________. It’s a real mess.
A. must be cleaned up
B. must cleaned up
C. must clean up
The light rail from Wuhan to Wenquan in six months.
| A．will build | B．has built | C．is building | D．will be built |
— Enough sleep is good for teenagers.
— Quite right. If you for your favorite TV programs, you will feel sleepy.
| A．set up | B．cheer up | C．pick up | D．stay up |
— Do you know about the Japanese nuclear crisis(核危机)?
— Yes. I know .
| A．how are they dealing with it | B．what it has caused |
| C．how terrible was it | D．how long will it last |
— How was your school trip on the farm?
—It couldn’t be worse! I don’t want to talk about it.
| A．least | B．never | C．then | D．even |
— What a nice model car!
— Thanks a lot. It me the whole day to make it.
| A．spent | B．took | C．cost | D．wasted |