1.The ________ at the military academy is so rigid that students can hardly bear it.
A) convention
B) confinement
C) principle
D) discipline

2.The test results are beyond ________; they have been repeated in labs all over the world.
A) negotiation
B) conflict
C) bargain
D) dispute

3.I was so ________ in today’s history lesson. I didn’t understand a thing.
A) amazed
B) neglected
C) confused
D) amused

4.It ________ you to at least 50% off the regular price of either frames or lenses when you buy both.
A) presents
B) entitles
C) credits
D) tips

5.Deserts and high mountains have always been a ________ to the movement of people from place to place.
A) barrier
B) fence
C) prevention
D) jam

6.In order to make things convenient for the people, the department is planning to set up some ________ shops in the residential area.
A) flowing
B) drifting
C) mobile
D) unstable

7.Mr. Smith says: “The media are very good at sensing a mood and then ________ it.”
A) overtaking
B) enlarging
C) widening
D) exaggerating

8.This is not an economical way to get more water; ________, it is very expensive.
A) on the other hand
B) on the contrary
C) in short
D) or else

9.It was the first time that such a ________ had to be taken at a British nuclear power station.
A) presentation
B) precaution
C) preparation
D) prediction

10.________ that he wasn’t happy with the arrangements, I tried to book a different hotel.
A) Perceiving
B) Penetrating
C) Puzzling
D) Preserving

51．I don’t mind your_____________(你延期做出决定) the decision as long as it is not too late.

52. I suggested he ____________________（使自己适应）his new conditions.

53. I have no objection_______________________（再听听你的故事）.

54. This popular sports car___________________（正在生产出来）out at the rate of a thousand a week.

55. _____________________________ （请你找张空白纸）and write your name at the top?