15. They found a strange book, parts of ________were difficult to understand.
A. which B. what C. that D. where
14.---Why are the four students so happy?
---_________in the science competition, they are awarded prize money totaling $20,000.
A. Judged the best B. Judging the best C. To be judged the best D. Having judged the best
13. This is a difficult and stressful job, but one _________you can really help people.
A. that B. where C. which D. of which
12.Only ____in this way can the coffee taste proper and savory
A. made B. making C. being made D. having made
11. I admire my English teacher. Few occasions can I remember ___she stopped working because of ill health.
A. that B. where C. when D. which
10.---Miss Jones once ___music at Barden School for ten years and now is an actress.
----No wonder I often hear her sing in the garden.
A. had taught B. taught C. is teaching D. has been teaching
9. What were they ____out of the library?
A. permit to take B. forbidden to take
C. allow to take D. forbidden being taken
8.---Have you fed the sheep on grass?
--- oh!I___ all about it.
A. have forgotten B. forget C. forgot D. am forgetting
7. That man was at ___loss when __word came that he was forbidden to drive for speeding.
A . a; the B.不填;不填 C. the ;the D .a; 不填
6.---I am afraid the task is too difficult for me, sir.
---_____, Linda. Just believe in yourself!
A. No problem B. That’s all right C. That’s OK D. Come on