1. I went along thinking of nothing ________， only looking at things around me，

　　A) in particular B) in harmony C) in doubt D) in brief

　　2. Critics believe that the control of television by mass advertising has ________ the quality of the programs.

　　A) lessened B) declined C) affected D) effected

　　3. I must congratulate you ________ the excellent design of the new bridge.

　　A) with B) of C) at D) on

　　4. There is a fully ________ health center on the ground floor of the main office building.

　　A) installed B) equipped C) provided D) projected

　　5. For more than 20 years， we‘ve been supporting educational programs that ________ from kindergartens to colleges.

　　A) move B) shift C) range D) spread

　　ACDBC

　　6. The ________ at the military academy is so rigid that students can hardly bear it.

　　A) convention B) confinement C) principle D) discipline

　　7. The test results are beyond ________; they have been repeated in labs all over the world.

　　A) negotiation B) conflict C) bargain D) dispute

　　8. I was so ________ in today‘s history lesson. I didn’t understand a thing.

　　A) amazed B) neglected C) confused D) amused

　　9. 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

　　10. 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

　　DDCBA

　　11. 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

　　12. Mr. Smith says： “The media are very good at sensing a mood and then ________ it.”

　　A) overtaking B) enlarging C) widening D) exaggerating

　　13. 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

　　14. 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

　　15. ________ that he wasn‘t happy with the arrangements， I tried to book a different hotel.

　　A) Perceiving B) Penetrating C) Puzzling D) Preserving

　　CDBCA