5．She stepped into the bedroom quietly ______ she might wake up her roommates.

A. for fear that　 　　　　　　　　 B. so long as

C. on condition that　 　　　　　 D. assuming that

4．Jim passed the driving test, ______ surprised everybody in the office.

A. which　 　　　　　　　　　　　　　 B. that

C. this　 　　　　　　　　　　　　　　 D. it

3．Don’t leave the water ______ while you brush your teeth.

A. run　 　　　　　　　　　　　　　　　 B. running

C. being run 　　　　　　　　 　　D. to run

2．The electricity was ______ and the whole city was in the dark.

A. cut off　 　　　　　　　　　　　　 B. cut away

C. cut down　 　　　　　　　　　　　　　　 D. cut up

1．-Would you like to join us in the game?

-______， for I have something important to attend to.

A. I will　　 　　B. I’d love to

C. I won’t　 　　　　　　　　　　　　　　 D. I’m afraid not

10．give up smoking

9．are being transported

8．completely lost to the outside world

7．be left in the classroom

6．did great damage to his car