-Dr．White has got plenty of information about UFO．He’s promised to offer it to me． -I have much．Would you like to have mine ? [ ] A． as well B． as possible C． so far D． if so 题目和参考答案——青夏教育精英家教网—

阅读理解: 阅读下列短文，从每题所给的A、B、C和D项中，选出最佳选项。

It is difficult for doctors to help a person with a damaged brain Without enough blood, the brain lives for only three to five minutes More often the doctors can’t fix the damage Sometimes they are afraid to try something to help because it is dangerous to work on the brain The doctors might make the person worse if he operates on the brain

Dr. Robert White, a famous professor and doctor, thinks he knows a way to help He thinks doctors should make the brain very cold. If it is very cold, the brain can live without blood for 30 minutes. This gives the doctor a longer time to do something for the brain.

Dr. White tried his idea on 13 monkeys. First he taught them to do different jobs, then he operated on them. He made the monkeys’ blood back to the monkeys’ brains. When the brain’s temperature was 10℃, Dr. White stopped the blood to the brain. After 30 minutes he turned the blood back on. He warmed the blood again. After their operations the monkeys were like they had been before. They were healthy and busy. Each one could still do the jobs the doctor had taught them.

1. The biggest difficulty in operating on the damaged brain is that_____.

A. the time is too short for doctors

B. the patients are often too nervous

C. the damage is extremely hard to fix

D. the blood-cooling machine might break down w*w

2. The brain operation was made possible mainly by .

A. taking the blood out of the brain B. trying the operation on monkeys first

C. having the blood go through a machine D. lowering the brain’s temperature

3. With Dr. White’s new idea, the operation on the damaged brain .

A. can last as long as 30 minutes B. can keep the brain’s blood warm

C. can keep the patient’s brain healthy D. can help monkeys do different jobs

4. What is the right order of the steps in the operations?

A. send the cooled back to the brain B. stop the blood to the brain

C. have the blood cooled down D. operate on the brain

A. a, b, c, d B. c, a, b, d C. c, b, d, a D. b, c, d, a

5. Which of the following is not true?

A. If there isn’t enough blood, the brain can live for only three to five minutes.

B. If the brain is very cold, it can live without blood for half an hour.

C. Dr. White tried his idea for thirteen times.

D. After their operations, the monkeys were healthy and busy again

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 think 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.

It is difficult for doctors to help a person with a damaged brain. Without enough blood, the brain lives for only three to five minutes. More often the doctors can’t fix the damage. Sometimes they are afraid to try something to help because it is dangerous to work on the brain. The doctors might make the person worse if he operates on the brain.

Dr. Robert White, a famous professor and doctor, thinks he knows a way to help. He thinks doctors should make the brain very cold. If it is very cold, the brain can live without blood for 30 minutes. This gives the doctor a longer time to do something for the brain.

Dr. White tried his idea on 13 monkeys. First he taught them to do different jobs, then he operated on them. He made the monkeys’ blood back to the monkeys’ brains. When the brain’s temperature was 10℃, Dr. White stopped the blood to the brain. After 30 minutes he turned the blood back on. He warmed the blood again. After their operations the monkeys were like they had been before. They were healthy and busy. Each one could still do the jobs the doctor had taught them.

1. The biggest difficulty in operating on the damaged brain is that .

A. the time is too short for doctors B. the patients are often too nervous

C. the damage is extremely hard to fix D. the blood-cooling machine might break down

2.The brain operation was made possible mainly by .

A. taking the blood out of the brain B. trying the operation on monkeys first

C. having the blood go through a machine D. lowering the brain’s temperature

3. With Dr. White’s new idea, the operation on the damaged brain .

A. can last as long as 30 minutes B. can keep the brain’s blood warm

C. can keep the patient’s brain healthy D. can help monkeys do different jobs

4. What is the right order of the steps in the operations?

a. send the cooled back to the brain b. stop the blood to the brain

c. have the blood cooled down d. operate on the brain

A. a, b, c, d B. c, a, b, d C. c, b, d, a D. b, c, d, a

5.Which of the following is not true?

A. If there isn’t enough blood, the brain can live for only three to five minutes.

B. If the brain is very cold, it can live without blood for half an hour.

C. Dr. White tried his idea for thirteen times.

D. After their operations, the monkeys were healthy and busy again.

It is difficult for doctors to help a person with a damaged brain. Without enough blood, the brain lives for only three to five minutes. More often the doctors can’t fix the damage. Sometimes they are afraid to try something to help because it is dangerous to work on the brain. The doctors might make the person worse if he operates on the brain.

Dr. Robert White, a famous professor and doctor, thinks he knows a way to help. He thinks doctors should make the brain very cold. If it is very cold, the brain can live without blood for 30 minutes. This gives the doctor a longer time to do something for the brain.

Dr. White tried his idea on 13 monkeys. First he taught them to do different jobs, then he operated on them. He made the monkeys’ blood back to the monkeys’ brains. When the brain’s temperature was 10℃, Dr. White stopped the blood to the brain. After 30 minutes he turned the blood back on. He warmed the blood again. After their operations the monkeys were like they had been before. They were healthy and busy. Each one could still do the jobs the doctor had taught them.

1..The biggest difficulty in operating on the damaged brain is that ____.

A. the time is too short for doctors

B. the patients are often too nervous

C. the damage is extremely hard to fix

D. the blood-cooling machine might break down

2..The brain operation was made possible mainly by ____.

A. taking the blood out of the brain

B. trying the operation on monkeys first

C. having the blood go through a machine

D. lowering the brain’s temperature

3..With Dr. White’s new idea, the operation on the damaged brain ____.

A. can last as long as 30 minutes

B. can keep the brain’s blood warm

C. can keep the patient’s brain healthy

D. can help monkeys do different jobs

4.. What is the right order of the steps in the operations?

a. send the cooled back to the brain b. stop the blood to the brain

c. have the blood cooled down d. operate on the brain

A. a, b, c, d B. c, a, b, d C. c, b, d, a D. b, c, d, a

It is difficult for doctors to help a person with a damaged brain.Without enough blood,the brain lives for only three to five minutes.More often the doctors can’t fix the damage.Sometimes they are afraid to try something to help because it is dangerous to work on the brain.The doctors might make the person worse if he operates on the brain.

Dr. Robert White,a famous professor and doctor,thinks he knows a way to help.He thinks doctors should make the brain very cold.If it is very cold,the brain can live without blood for 30 minutes.This gives the doctor a longer time to do something for the brain.

Dr. White tried his idea on 13 monkeys.First he taught them to do different jobs,then he operated on them.He made the monkeys’ blood go through a machine.The machine cooled the blood.Then the machine sent the blood back to the monkeys’ brains.When the brain’s temperature was 10℃.Dr. White stopped the blood to the brain.After 30 minutes he turned the blood back on.He warmed the blood again.After their operations the monkeys were like they had been before.They were healthy and busy.Each one could still do the jobs the doctor had taught them.

1.The biggest difficulty in operating on the damaged brain is that _______.

A.the time is too short for doctors

B.the patients are often too nervous

C.the damage is extremely hard to fix

D.the blood-cooling machine might break down

2.The brain operation was made possible mainly by _______.

A.taking the blood out of the brain

B.trying the operation on monkeys first

C.having the blood go through a machine

D.lowering the brain’s temperature

3.With Dr. White’s new idea,the operation on the damaged brain _______.

A.can last as long as 30 minutes

B.can keep the brain’s blood warm

C.can keep the patient’s brain healthy

D.can help monkeys do different jobs

4.What is the right order of the steps in the operation?

a.send the cooled blood back to the brain

b.stop the blood to the brain

c.have the blood cooled down

d.operate on the brain

A.a,b,c,d B.c,a,b,d C.c,b,d,a D.b,c,d,a

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