完型填空(共20小题,每小题1.5分.满分30分) Every human being, 36 what he is doing, gives off body

完型填空（共20小题；每小题1。5分，满分30分）

Every human being,  36 whathe is doing, gives off body heat. The usual problem is  37 disposeof it. But the designers of the Johnstown campus of the University ofPittsburgh set themselves the  38 problem — how to collectbody heat. They have designed a collection system which utilizes 39 body heat, but the heat given off by such objects  40 lightbulbs and refrigerators as well. The system works so well  41 noconventional fuel is needed  42 the campus’ six buildingscomfortable.

Some parts of most modern buildings — theatresand offices  43 classrooms — are more than amply heated bypeople and lights and sometimes must be air-conditioned  44 inwinter. The technique of  45 heat and redistributing it is  46 “heatrecover”. A few modern buildings recover  47 , but the university’ssystem is the first to recover heat  48 some buildings andre-use it in  49 . Along the way, Pitt has learned a greatdeal about some of its heat producers. The  50 a student studies,the more heat his body  51 . Male students emit more heatthan 52 students, and the larger a student, the more heat he 53 . It is tempting to  54 that the hottest prospectfor the Johnstown campus would be a  55 , over-weight malegenius.

20.A. easy-going   .fun-making  C.hard-working  D. good-for-nothing

试题答案

【答案】

1.B

2.A

3.D

4.B

5.D

6.C

7.C

8.B

9.A

10.A

11.D

12.D

13.B

14.C

15.C

16.B

17.B

18.A

19.B

20.C

【解析】略