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2020年(春秋版)牛津译林版九年级下册Unit 4 Grammar课时练习C卷姓名:_ 班级:_ 成绩:_一、单选题1 . I would like to buy a present _ my cousin andI must give it _ her myself.Afor, toBto, forCfor, forDwith, to2 . _ I remember, Sally was a smart girl in our class.AEver sinceBEven thoughCAs far as3 . How does your sister improve her speaking skills?joining an English club.AForBWithCByDFrom4 . Mary experienced that accident _, so others dont know better how terrible it was than her.Ain personBin publicCin silence二、阅读单选The rockets take astronauts and man-made satellites into space. The satellites are used for communication, weather monitoring and research. But how do satellites stay up without falling down?There are two opposite forces (力量) acting on the satellite. One of them is the force of gravitation (地心引力), which tries to pull the satellite towards the earth. The other force is created by the rotation (旋转) of the satellite around the earth. This force tries to take the satellite away from the earth. With these two forces, the satellite goes round and round. The gravitational pull of the earth (the force which pulls everything towards the ground) is like a rope which keeps the satellite from flying away.Everything that goes up has to come down. It is only a matter of time before a satellite comes back to the earth. As time goes by, the satellite loses its speed, which makes the gravitational pull stronger than the force pulling it away. This makes the satellite crash (坠落) down to the earth.5 . Which of the following uses of satellites is NOT mentioned?AcommunicationBmonitoring the weather conditionCdoing some researchDtaking pictures6 . The force that pulls the satellite towards the earth is created by _.Athe earthBthe satellite itselfCthe rotation of the satelliteDthe rope7 . Why cant the satellites fly away?ABecause of the force from the earth.BBecause the satellite is too big.CBecause of the force created by the rotation of the satellite around the earth.DBecause people on earth have made ropes to tie the satellites tightly.8 . The satellite will finally crashes down to the earth _.Awhen it flies fasterBwhen its speed slows downCwhen people cut the ropeDwhen there is no electricity in it9 . Which of the following is TRUE according to the passage?AThere are four forces acting on the satellite.BThe force of gravitation makes the satellite go round and round.CAs time goes by, the satellite will finally fall down.DThe satellite will stay in space forever.三、句型转换10 . Whats the matter with Jim?(改为同义句)Whats _ Jim?11 . While he was playing computer games, I called his mother.(对划线部分提问)_ you call his mother?12 . Tom arrived very early. He could see his favorite stars.(合并成一个句子)Tom arrived very early_he could see his favorite stars.13 . Did Tom do homework at home yesterday? (用at that time yesterday 改写句子)_ Tom _ homework at home at that time yesterday?14 . My mother didnt do the housework and neither did I. (改为同义句)_ us did the housework.四、完成句子按所给的汉语完成下列句子15 . 看到这美丽的自然风景,我们忍不住一直拍照。We _when we saw the places of natural beauty.16 . 这个可怜的男孩不知道该怎么处理这个状况。The poor boy didnt know _the condition.17 . 电影已经放映一个多小时了。The film _for over an hour.18 . 中国由56个民族组成。China _ 56 nations.19 . 他把马拴到树上后,就坐到了树下。After he_, he sat under the tree.20 . 我的外套和她的外套颜色一样,但是尺寸不同。My coat _,but it is a different size.五、单词填空Read the passage and fill in the blanks with proper words(在短文的空格内填入适当的词,使其内容通顺,每空格限填一词):If you thought you could protect yourself on the web by lying about your personal details, youd better think again. In online communication at least, entering untrue details about name or age may no longer prevent others from working out exactly w21 . you are.Microsoft is developing a new software that could accurately guess your name, your age, your s22 . and possibly even your location.Many studies show that there are strong relationship between the websites that people visit and their personalities. For example, 74% of women try to get some information about health and medical information online, while only 58% of men do. The software could use a wide series of such details to make a good guess about their ID from a p23 . browsing history.So far the software can only guess your age and other information with any accuracy, but the research team say they expect to be able to “predict(预测)your job, and perhaps your location one day.”However, Ross Anderson, a computer security engineer at the University of Cambridge,thinks the i24 . could put Mi
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