33．The doctor told me __________ food with a lot of fat and oil.

A. don’t eat   B. not eat         C. not to eat.        D. to eat

32．Don’t make any noise. The teachers ________ a rest in the room.

A. have          B. are having       C. had              D. will have

31．Computers __________ in our work, so we work much faster now.

A. use           B. used                C. using             D. are used

30．―Do you know _______________________?

―Next Tuesday.

A. when Mr. White will visit us   B. when will Mr. White visit us

C. why Mr. White will visit us    D. why will Mr. White visit us

29．－Aunt, Mary! Can Tom help me mend this car?

  －Sorry, he __________to Shanghai. He won’t be back until next week.

A. goes               B. is going                 C. went               D. has gone

28．― What will you do this weekend?

   ― We’ll have a picnic on the hill if it _________ fine.

A. is                 B. was            C. will be        D. has been

27．Teenagers should drink ________ milk, so they have strong bones.

A. little                 B. any               C. some             D. no

26．―You look tired today. What’s wrong with you?

―I _______ sleep well.

A. don’t                B. haven’t           C. won’t                      D. didn’t

25．You’d better __________ at home. Your mother needs your help.

A. stay                 B.    stayed            C. staying              D. to stay