Unit 4 Astronomy 单元测试题一、 单项选择（10%）1. Robert is interested in _ astronomy and he wishes he could make a trip into _ space one day. A. the, theB. an, the C. an, /D. /, /2. A sudden noise made all the birds in the trees fly _. A. in all direction B. from all directions C. in all directions D. to all directions3. The boy_ when he said that he_ the eggs_ by the hen in the closet before he _down to have a rest.A. was lying, had laid, laid, lay B. had laid, lay, laid, was lying C. lay, was lying, lain, lay D. laid, lay, lain, lies 4. Can you believe that in _ a rich country should be _ many poor people ? A. such, such B. such, so C. so, so D. so, such5. Shall we go for a picnic this weekend? -Well, _. Well have to see if the weather is fine . A. it all depends B. it depends on C. O.K. D. I dont know.6. All made possible for China to succeed in carrying on its reforms and open-door policy.A. what happened; it B. what happened; that C. that happened; it D. that happened; that7. It is never harmful _ you to be polite and gentle to others and_, as is often the case, you can get what you want. A. to; thus B. for; thus C. of; therefore D. with; however8. They are demanded to finish their work _. A. all the timeB. at the same timeC. ahead of timeD. for the first time9. _ his sister, he is fond of swimming very much. A. Likely B. UnlikeC. dislikeD. Like10. To our _, he did solve the _ problem in such a short time! A. surprised, puzzledB. surprised, puzzlingC. surprise, puzzlingD. surprise, puzzled二、 完形填空（30%）From boyhood he was _1_ in Astronomy, _2_ while _3_ Cambridge he would sit up at night to watch the stars. But he was dissatisfied _4_ the telescopes of those days _5_ they didnt show him a clear picture of things. At first he thought there must be something wrong with the lens(镜头). Bu no matter how hard he tried to improve the lens, the trouble was _6_ there.This set Newton thinking. He began to study the nature of light and colors. In the end he found that sunlight, or white light, is _7_ made up of a row of colors. He counted(数) seven colors _8_. This was of course a great discovery. But Newton still wasnt _9_. His mind was busy with another problem. _10_ Newtons time, scientists had already discovered that the sun, not the earth, was the center of the universe, and they knew that the earth and _11_ planets moved round the sun. but they couldnt explain _12_ this was so until Newton gave the answer.One autumn evening while Newton was sitting under an _13_ tree _14_ these problems, he saw the moon _15_ in the sky. Why, he asked himself, should the moon round the earth, never leaving the same path? At that moment, he heard an apple _16_ from the tree. Why should the apple drop to the ground? Why didnt it go sideways or fly up? There _17_ only one reason: The earth was drawing it -that is the force of gravity. If a stone is tied to the end of a string and whirled（旋转） around, it flies round and round in circles because of the string. _18_, the force of gravity, thought Newton, must be the force that _19_ the moon going round the earth and the _20_ round the sun.1. A. interestedB. interestC. interestingD. interests2. A. andB. butC. orD. otherwise3. A. atB. forC. withD. on4. A. withB. aboutC. atD. of5. A. because ofB. becauseC. in caseD. in case of6. A. stillB. alsoC. alreadyD. yet7. A. actualB. totalC. totallyD. actually8. A. above allB. in allC. after allD. at all9. A. satisfyB. satisfyingC. satisfactionD. satisfied10. A. BeforeB. AfterC. DuringD. In11. A. anotherB. otherC. the otherD. others12. A. whyB. whatC. whenD. how13. A. pearB. cherryC. appleD. lemon14. A. thinking overB. thought overC. thinking outD. thought out15. A. ariseB. riseC. raiseD. rose16. A. dropB. fallC. flyD. walk17. A. seemed to beB. wasC. seemedD. used to be18. A. At the same timeB. In the same wayC. as well asD. in time19. A. preventsB. stopsC. protectsD. keeps20. A. planetsB. starsC. moonsD. sun三、 阅读理解（30%）AThere are a lot of dangerous and terrible pests in India, but the tree bees are the most terribleThey are killers Last year I was on holiday there. Riding along a road one sunny morning, I found the air above me suddenly became thick with bees. Although it was hot, I went cold all over. To run away fast seemed the only thing to do, but my horse was frightened, too. He jumped and kicked out in all directions to get rid of the bees that were attacking him, and then threw me to the ground The village was about half a mile away. I began to run. But