Mary used to         to work, but she is used to        to work now.

—I have great trouble in         the work by myself. Could you help me?
—No problem.

The little girl was crying because her mother didn’t allow her        the ice-cream.

I don’t mind          TV all the time.

Why don’t you         the correct spelling next to the mistake?

—It is getting cold. Would you mind        the window?
—Of course not.

For your coming vacation, why not consider        to Zhengzhou?

You can choose       whenever you like.

Lily has problems       English.

Our English teacher often encourages us         more English books and magazines.