【2014北京】—Must I hand in my homework now, Mr. Smith?
—No, you _______.
| A．can’t | B．shouldn’t |
| C．wouldn’t | D．needn’t |
—Jack, your hair is too long! —Really? I’ll have it _____ right now.
| A．cuts | B．cutting | C．to cut | D．cut |
My parents like the music ____ is quiet and gentle.
| A．who | B．that | C．whose | D．those |
We often see Betty ____ the old man with his housework.
| A．help | B．to help | C．helped | D．helping |
In our city, _____ middle school students want to work as a teacher in the future.
| A．thousand | B．thousand of |
| C．thousands of | D．two thousands of |
I found _____ necessary to save energy and protect the environment.
| A．that | B．this | C．it | D．one |