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5. What's the topic of the text?

   A. The dangers of rockets.

   B. The development of rockets.

   C. The advantages of rockets.

   D. The invention of rockets,

5. B
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4. It was quite right for Yuan Longping to think that the key people was to have more rice and to produce it more quickly.

   A. to feeding   B. to feed

   C. of feeding   D. of feed

IV.完形填空

A successful scientist is generally a good observer. He makes full 1 of the facts he observes. He doesn’t accept ideas which are not 2 on obvious facts,and therefore refuses to accept authority (X 威) as the only 3 for truth. He always 4 ideas carefully and makes experiments to prove them.

The rise of 5 science may be considered to 6 as far back as the 7 of Roger Bacon,the wonderful philosopher of Oxford,who lived 8 the years 1214 and 1292. He was probably the first in the Middle 9 to suggest that we should learn science 10 observing and experimenting on the things around us,and he himself 11 many important discoveries.

Galileo,however,who lived more than 300 years later,was the greatest of several great men,12 lived in Italy,France,Germany or England,and began by 13 to show how many important 14 could be discovered by observation. Before Galileo,learned men believed that large bodies fell more 15 towards the earth than small ones,16 Aristotle said so. But Galileo,going to the 17 of the Leaning Tower of Pisa,let fall two 18 stones and proved Aristotle was wrong. It was Galileo's 19 of going direct to Nature,and proving our 20 and theories by experiments,that has led to all the discoveries of modern science.

1. A. use   B. time   C. speed   D. trust

2. A. worked   B. based   C. lived   D. written

3. A. reason   B. cause   C. advice   D. result

4. A. thinks   B. checks   C. has   D. learns

5. A. natural   B. physical   C. ancient   D. modern

6. A. date   B. keep   C. look   D. take

7. A. study   B. time   C. year   D. birth

8. A. both   B. each   C. between   D. among 9 . A. Schools   B. Ages   C. Days   D. Countries

10. A. in   B. with   C. to   D. by

11. A. did   B. made   C. took   D. gave

12. A. who   B. when   C. that   D. where

13. A. ways   B. degrees   C. levels   D. chance

14. A. truths   B. problems   C. people   D. subjects

15. A. slowly   B. rapidly   C. lightly   D. heavily

16. A. when   B. because   C. although   D. if

17. A. place   B. foot   C. top   D. ceiling

18. A. big   B. small   C. equal   D. unequal

19. A. spirit   B. skill   C. theory   D. discovery

20. A. plans   B. opinions   C. world   D. ability

2. (不是每个人都能理解) Einstein's Theory of Relativity.

2. Speaking of all the songs he has written,I think this is probably his one.

   A. better-known   B. well-known

   C. best-known   D. most-known

4. In case of a fire,break the glass.

,break the glass.

3. He is an important political (人物) in Indian history.

7. Hundreds of jobs (lose) if the factory closes.

10. They left the docks a beautiful afternoon.

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