题目列表(包括答案和解析)
第二节 完型填空(共20小题;每小题1分,满分20分)
It’s difficult for doctors to help a person with a hurt brain. 36 enough blood, the brain can live only three to five minutes. Usually doctors can’t fix the hurt 37 such a short time.
Dr Robert White thinks he knows a 38 of help. He thinks doctors should make the hurt brain 39 to live for 30 minutes without blood. This gives the doctor 40 time to do something for the brain. Dr White experimented his 41 on fifteen monkeys. 42 he taught them to do different jobs. Then he operated on them. He made the monkeys’ blood go 43 a machine. When the brains’ 44 was 10℃, he stopped the blood to the brain. After 30 minutes, he turned the blood back on. He 45 the blood again. After their operations, the monkeys were almost 46 before. They were healthy and busy. Each one could still do the job the doctor 47 them.
Dr White’s idea works well on monkeys. He thinks it will work on 48 . He thinks it will help with heart problems. A person 49 die when his heart stops; doctors can 50 it again. The problem comes: when the brain is without blood for about 5 minutes, it 51 . If doctors start the heart again after 5 minutes, the person has 52 body but a dead brain. Maybe in the future, doctors will 53 Dr White’s idea. When the person’s heart stops the doctor will 54 cool the brain. They will have 30 minutes to start the heart again. Maybe there will be no 55 the brain.
36. A. Don’t have B. Without C. Having not D. Only with
37. A. for B. after C. in D. since
38. A. way B. brain C. doctor D. man
39. A. too cool B. cool too C. cool enough D. enough cool
40. A. a longer B. enough C. a shorter D. another
41. A. medicine B. manners C. idea D. brain
42. A. Besides B. Instead C. However D. First
43. A. to B. across C. through D. onto
44. A. heat B. temperature C. coolness D. feeling
45. A. cooled B. operated C. warmed D. stopped
46. A. the same as B. different from C. used to D. cleverer than
47. A. was taught B. was teaching C. was to teach D. had taught
48. A. other people B. human beings C. other things D. more people
49. A. doesn’t have to B. needn’t C. will be able to D. is afraid to
50. A. start B. take C. make D. begin
51. A. loses B. goes C. kills D. dies
52. A. no B. a dead C. a living D. a lively
53. A. get B. accept C. keep D. try
54. A. soon B. quickly C. slowly D. rapid
55. A. use for B. wrong with C. value to D. problem with
35.We left the meeting, there obviously ______ no point in staying.
A. were B. being C. to be D. having
34.The manager has been _____ gradually since the operation, and soon he will come back to work.
A.picking out B. picking up C. picking at D. picking off
33.Mr.Wood often tells us that working hard is not a _____ of great success, but it is among the essential requirements.
A. patent B. signal C. guarantee D. trial
32.As a result of destroying the forest, large quantities of the desert _____ covered the land.
A. is B. has C. have D. are
31.We’ll have to adjust our plan, ______that the present situation is going to continue.
A. assuming B. assume C. to assume D. assumed
30. ---What do you want to do next? We have half an hour until the basketball game.
---_________. Whatever you want to do is fine with me.
A. It just depends B. It’s up to you C. All right D. Glad to hear that
29. It is believed that the test system,__________ the teachers, ______to blame for the heavy burden of middle school students nowadays.
A. other than ; are B. or rather ; is C. rather than; is D. more than; are
28.----I’m surprised to hear that Sue and Paul have______.
-----So am I. They seemed very happy together when I saw them.
A. broken up B. finished up C. splited up D. closed up
27.---How long do you think it’ll be ________I can go back to work?
---Well, you ’ll be feeling much better by next weekend.
A. before B. when C. until D. that
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