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, theC. an, /D. /, /2. A sudden noise made all the birds in the trees fly _____.A. in all directionB. from all directionsC. in all directionsD. 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, layB. had laid, lay, laid, was lyingC. lay, was lying, lain, layD. laid, lay, lain, lies4. Can you believe that in ____ a rich country should be ____ many poor people ?A. such, suchB. such, soC. so, soD. so, such5. —Shall we go for a picnic this weekend? ---Well, ____. We’ll have to see if the weather is fine .A. it all dependsB. it depends onC. O.K.D. I don’t know.6. All made possible for China to succeed in carrying on its reforms and open-door policy.A. what happened; itB. what happened; thatC. that happened; itD. 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; thusB. for; thusC. of; thereforeD. 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. LikelyB. 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 didn’t 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 wasn’t __9__. His mind was busy with another problem. __10__ Newton’s 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 couldn’t 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 didn’t 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. interested B. interest C. interesting D. interests2. A. and B. but C. or D. otherwise3. A. at B. for C. with D. on4. A. with B. about C. at D. of5. A. because of B. because C. in case D. in case of6. A. still B. also C. already D. yet7. A. actual B. total C. totally D. actually10. A. Before B. After C. During D. In11. A. another B. other C. the other D. others12. A. why B. what C. when D. how13. A. pear B. cherry C. apple D. lemon14. A. thinking over B. thought over C. thinking out D. thought out15. A. arise B. rise C. raise D. rose16. A. drop B. fall C. fly D. walk17. A. seemed to be B. was C. seemed D. used to be18. A. At the same time B. In the same way C. as well as D. in time19. A. prevents B. stops C. protects D. keeps20. A. planets B. stars C. moons D. 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 terrible．They 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 by now I was covered from head to foot with bees. They crawled all over me, stinging(刺) with terrible pain. I tore them away, but made room for others. Each time I opened my lips for breath, more bees entered my mouth. I could hardly breathe. Then I reached the village. I ran towards a house that was being built. As soon as the men working there saw the bees, they ran for safety at top speed．My eyes had completely closed. I fell into a pile of something soft. I pushed myself down into this until my head and shoulders were covered. This made bees angry and they began to attack my legs. I struggled but soon became tired out．The bees had won．At last I was saved by two clever soldiers. They ran to a pile of dry grass and quickly surrounded me a thick wall of fire and smoke until the bees were driven away. They remained with me, I later learned, looking after me for the next three hours until a doctor was found and brought．1．When the air suddenly became thick with bees ___________．A. it became coldB. the writer went cold with fearC. it was rather cold though fineD. the horse threw the writer to the ground2．The horse was too frightened to _________．A. kick out in all directionsB. run away fastC. jump highD. get rid of the bees3．The writer tore the bees away _________.A. in order to make room for other beesB. but other bees took the space againC. but they flew away slowlyD. in order to let his breath out4．When the men building the house saw the bees they ran away quickly_______．A. in order not to be attacked by the beesB. to look for something to drive the bees awayC. to help the writer to cover his head and shoulders with soft thingsD. because they were afraid of the writer 5．The two soldiers _______．A. built a thick wall to protect the writerB. surrounded the writer to protect himC. looked for the doctors for three hoursD. burnt the dry grass around the writer to drive away the bees第二节：下面五名游客要去旅游，选出格子需要的最佳选项，选项中有一项是多余选项。