33．By using your eyes you can tell the direction　　　　 light comes．

A．in which　　　　 B．from which　　　　　 C．with which　　　 D．on which

32．Susan　　　 for three years to be a computer analyst but found her progress discouraging．

A．has worked　　　 B．worked　　　　　　　 C．had worked　　　 D．was working

31．-What did you think of　　　　 president?

-I didn't care for him at first，but after　　　 time I got to like him．

A．the；a　　　　　 B ．不填；the　　　　　 C. the；the　　　　　 D．不填；a

30. I have always been honest and straightforward, no matter _that I’m talking to.

A. who is it　 　　　　　　 B. who it is　 C. it is who　　 　 D. it is whom

29.They must have seen the film last week, _________?

A. didn’t they　　　　　　　　 B. did they　　　　　　 C. haven’t they　　　　　　 D. have they

27.Which do you enjoy ______ your weekends, fishing or watching TV？

A. spending　　　　　　　　　 B. to spend　　　　　　　　　 C. being spent　　　　　　　 D. spent

28　Mary doesn’t think you will come to the party,______?

A. will she　　　　　　　　　　 B. won’t she　　　　　 C. doesn’t she　　　　 　 D. does she

26.Mr Smith ______ the first bus, otherwise he should have arrived here by now.

A. should have missed　　　　　　　　 　　 B. must have caught

C. must have missed　　　　　　　　　　　　　　　　　 D. might miss

25.Our educational system must prepare our citizens to be persons who have respect for nature ______ for mankind and persons who want to enrich the world.

A. as well as　　　　　　　　 B. such as　　　　　　 C. the same as　　　　　　　　　　 D. as to

24.I can guess you were in a hurry. You ______ your sweater inside out.

A. had worn　　　　　　　　　 B. wore　　　　　　　　　　　　 C. are wearing　　　　　　　　　　 D. were wearing

23.______there is something else to discuss, I’ll declare the meeting closed.

A. As　　　　 　 B. While　　　　　　　　　 C. Since　　　　　　　　 D. Unless