研究生英语系列教程多维教程探索课后答案(17)

4. Those who can establish a truly global partnership.

5. B

Unit Seven

Answer Key

Comprehension

A

1. C

2. Part 2 is from para. 6 to para. 13.

Part 2: Human fallibility may be a unique human gift and it is the source of new inventions.

Part 3: 'Computer mistakes should not be bemoaned as they can ultimately be used

to improve human life.

3. If a computer makes a mistake, the person who uses the computer is to blame

because it must be a human error and the computer is infallible.

4. In para. 3, the author suggests that computers represent extensions of the human

brain. Computers can do anything we can do, even make mistakes as humans do.

5. No. On the consciousness, he says it would be hard to find out if it were true,

he uses the words "easy to imagine" and finally concludes with "but real thinking

and dreaming are other matters."

Yes. On the unconsciousness, he begins with "on the other hand" which indicates

opposite point of view. Evidences all around us and as extension of human brain,

the possibilities of error are great.

6. The first sentence:' 'Mistakes are at the very base of human thought embedded there,

feeding the structure like rootnodules:'

7. Because the author tries to explain that"trial and error" leads to discovery and

invention. Yes. He explains the reason in para. 9 and 10.

8. The clause is "perhaps even stipulated in our genetic instructions."

9. The examples are the words: blind alleys, up trees, dead ends, blue sky, turnings

and bends.

10. According to the author, lower animals are absolutely infallible while higher

animals like humans are fallible. In comparing the two, the author tries to prove

"to err is human."

11. "This" refers to the fact that higher animals are fallible.The second "this" means

organizing ourselves for social living on a planetary scale.

12. The author imagines computers taking on all sorts of difficult, challenging

problems.

B

1. The apologies made by computers are just as quick and impersonal as the origional

mistakes. Both are annoying.

2. Because though computers may look like human in some respects, they connot do

more than they are programmed to do.

3. Yes, he is right. Just as the proverb says,"Failure is the mother of success."

4. The action is exploring something new and different.

5. Because the author thinks that the hope is in the faculty of wrongness, (Open)