We don't have to be afraid of _____ SARS.

A. catch　　B. to catch C. catching

Eating more meat but fewer fruits and vegetables is ___________ .

A. healthy B. health C. unhealthy

We will _____ the school sports meeting next time.

A. join B. take part in C. joins

We must not go to ____ places during the SARS time.

A. crowd　　 B. crowded C. crowding

桵ust we keep the windows open all the time?

桸o, we _____.

A. don't have to B. mustn't C. must not

梂ould you mind _____ me English? 朞f course not.

A .to teach B. teaching C. teach

Hello, boys! You'd better have a rest and relax _____.

A. yourself　　B. yourselves C. ourselves

Running is a good way to ______ fit.

A. help　　B. keep C. give

Maria read a lot of stories and ____ herself at home.

A .enjoyed　　 B. enjoys C. enjoy

How often do you go hiking?

——______．

A．Twice a week B．Once C．Three times