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1、 Unit 4 Amazing Science Topic 2周末作业.单项选择。(10分)( )1.Students _ their hair when they are at school.A.dont allow to dye(给染色)B.are not allowed to dyeC.arent allowed to dyingD.arent allowed dying( )2.When was _ umbrella _?A./; inventedB.a; discoveredC.an; discoveredD.the; invented( )3.The cleaners make a
2、 great contribution to _ the city clean.A.keptB.keepingC.keepD.be kept( )4.Did you go to Jims birthday party?No, I _.A.am not invitedB.wasnt invitedC.havent invitedD.didnt invited( )5.The dream of flying up into space has _.A.come trueB.come into beingC.come backD.come in( )6.Do you know for _ that
3、it was made in 1980?A.certainB.certainlyC.sureD.doubt( )7._ you finish your homework, you can go out to play.A.As well asB.UnlessC.As long asD.As far as( )8.Its _ that you have been to Shanghai alone.Yes, thats right.A.saidB.reportedC.knowD.certain( )9.Computers are very useful. For example, they ca
4、n _ sending e-mails.A.be used toB.be used withC.be used forD.be used as( )10.I saw Lucy go to Miss Zhangs home just now.Yes, she is often seen _ Miss Zhang with her housework.A.help B.to helpC.helpsD.helping.情景交际。(5分)A: What a nice camera! 11 B: It was invented by Joseph Nicephore Niepee.A: Oh, I se
5、e. 12 B: In 1827.A: Whats this in English? 13 B: Its called an English Learning Machine.A: 14 B: It may be made of steel.A: 15 B: It is used for helping us to improve our English.A.What did it look like?B.Who invented it?C.It looks like a recorder.D.Where was it made?E.When was it invented?F.What is
6、 it used for?G.What is it made of ?11._ 12._ 13._ 14._ 15._.完形填空。(10分)Do you like bubble gum(泡泡糖)? Do you know when it was 16 ?In the 1870s, an American discovered bubble gum. 17 name was Thomas Adams. He wanted to find the use for a chicle(一种树胶). Chicle is a Spanish 18 for sticky water that comes f
7、rom one kind of Mexican tree.Mr. Adams wanted to make rubber 19 chicle. He worked in his home while he tried to find a way to make the chicle become stronger. He had a son 20 name was Horatio. He also helped his father now and then.One day, young Horatio began to chew(咀嚼) the chicle while he watched
8、 his father work. It did not 21 very good, but Horatio enjoyed chewing it. Then the young boy began to blow bubbles with the new chicle which his father had made. Mr. Adams had discovered bubble gum 22 .Mr. Adams gave up trying to find a way to make rubber. 23 , he wanted to try to sell the new gum
9、that he had made. He thought 24 people might like the taste, too.He was 25 . Soon, the new gum became more and more popular.( )16.A.createdB.createC.discoveredD.discover( )17.A.HerB.MyC.YourD.His( )18.A.wordB.meaningC.sentenceD.idea( )19.A.ofB.fromC.withD.to( )20.A.whomB.whichC.whoseD.who( )21.A.tas
10、teB.soundC.lookD.smell( )22.A.by mistakeB.by accidentC.in timeD.for example( )23.A.Instead ofB.Because ofC.InsteadD.Because( )24.A.anotherB.otherC.the otherD.others( )25.A.goodB.trueC.rightD.fine.阅读理解。(30分)(A)Cars will run on solar power(太阳能) or electricity and will be much cleaner. They will be muc
11、h safer. For example, if you are too close to another car or if you are driving dangerously, your car will slow down by itself.Because there wont be any spare land, new cities will have to be built in the sea. Some cities on water will have two levels. People will live on the upper level; the lower
12、level will be used for traffic, shops and factories.Biotechnology(生物技术) will make food better and healthier. Plants that are not affected by insects or illnesses will be developed. The taste of fruit and vegetables will be better and food will be kept longer.New technology will be used to make TVs t
13、hat are only 5cm thick. They will have pictures that are as clear as photos. Electrical appliances(电器) will be quieter and will be controlled by computer, they will also use 50% less power.Using products of genetic engineering(基因工程产品), many new ways to cure(治愈) illnesses will be successful. Cures wi
14、ll be found for the flu and the common cold. However, some new illnesses will appear.根据短文内容，判断正(T)误(F)。( )26.Cars using solar power or electricity will cause fewer accidents and less pollution.( )27.People will be able to live in the new cities in the sea.( )28.Biotechnology will help divide food in
15、to two groups: better food and healthier food.( )29.Electrical appliances will save 50% of power because they are controlled by computer.( )30.Genetic engineering can help doctors to cure illnesses.(B)In 1826, a Frenchman named Niepee needed pictures for his business. But he was not a good artist. S
16、o he invented a very simple camera soon. He put it in a window of his house and took a picture of his garden. That was the first photo.The next important date in the history of photography was in 1837. In that year, Daguerre, another Frenchman, took a picture of his reading room. He used a new kind
17、of camera in a different way. In his pictures you could see everything very clearly, even the smallest thing. This new way of taking photos was called a Daguerreotype.Soon, other people began to use Daguerres way. Travelers brought back wonderful photos from all around the world, and people took pic
18、tures of famous buildings, cities and mountains. In about 1840, photography was developed. Then photographers could take pictures of people and moving things. That was not simple. The photographers had to carry a lot of films(胶卷) and other machines. But this did not stop them. For example, some in t
19、he United States worked so hard.Mathew Brady was a famous American photographer. He took many pictures of great people. The pictures were unusual because they were very lifelike(栩栩如生的).Photography also became one kind of art by the end of the 19th century. Some photos were not just copies(复制品) of th
20、e real world. They showed feelings, like other kinds of art. ( )31.The first photo taken by Niepee was a picture of _.A.his businessB.his houseC.his gardenD.his camera( )32.The Daguerreotype was _.A.a FrenchmanB.a way of taking photosC.a kind of cameraD.a good artist( )33.If a photographer wanted to
21、 take pictures of moving things in the year of 1840, he had to _.A.watch lots of filmsB.buy an expensive cameraC.take many films and something else with himD.ask a lot of people to help him( )34.Mathew Brady was good at taking photos of _.A.moving peopleB.animalsC.plantsD.great people( )35.This pass
22、age tells us _.A.how photography was developedB.how camera was inventedC.how to show your ideas and feelings in picturesD.how to take pictures in the world(C)Get ready! Five, four, three, two, one, blast off(发射)! With the last words, five rockets flew up into the sky.These were not real rockets taki
23、ng off, though. They were model rockets made by students from Beijing No. 65 Middle School. Using the science knowledge they had learned in class, the students built the rockets all by themselves.Last week, students also from different schools in Beijing came to No. 65 Middle School to show off thei
24、r good work at the opening of “Love Science Month”. It runs from the middle of October to mid-November.Besides rockets, students also showed off robots, model cars and other machines they had made.“Love Science Month” is very popular, for students can learn and have fun at the same time.On Monday, s
25、tudents from No. 35 Middle School saw some real airplanes at Beijing Aviation Museum(北京航空博物馆). They were very excited.“I have seen the biggest plane here and the one that flies highest,”said junior(初级的) student Zhong Zhenping.“I have learned a lot about planes here. I will study hard and become a pi
26、lot when I grow up.”he said.There will be many other interesting science activities this month. Students will study space and the history of spaceflight, and also take part in competitions.These will include making models of buildings, cars and planes.With Yang Liwei becoming Chinas first spaceman,
27、students now want to know more about the science behind sending people into space.Tu Yuanhua, a teacher from Dongcheng Student Science and Technology Center said, “Shenzhouhas made students more interested in science. Through Love Science Month, they are learning a lot about it.”根据短文内容，回答下列问题。36.Wha
28、t rockets did the students make?_37.Who helped the students build the rockets?_38.What other things did the students show off?_39.What does Zhong Zhenping want to be when he grows up?_40.What has made students more interested in science?_第三部分 写作 (25分).词汇。(10分)(A)根据句意及首字母提示补全单词。1.The scientists have
29、done a lot of e_ before cloning the sheep.2.The young s_ is waiting for his master to have dinner.3.Its used for sending s_ or spaceships into space.4.Its said that Edison made more than one thousand i_ during his life.5.The first c_ sheep was named Dolly.(B)根据句意，用所给单词的适当形式填空。6.He _ (behave) very ba
30、dly to the guests.7.Her childhood _ (recorder) in the diaries of those years.8.Yesterday I bought three _(toothbrush) for each member of my family.9.We hope everyone will _ (contribution) to the earthquake fund.10.Knife is used for _(cut) things.综合填空。(5分)根据短文内容，用所给单词的适当形式填空。hard, make, important, in
31、vent, large, understand, smallThe computer was one of the 11 inventions of last century. It 12 in 1946. The first computer was as 13 as a room. Now some computers are as small as television sets. Some computers can even 14 smaller than a book. About 20 years ago, the computer was a strange machine in China. Not many people 15 it and said yes to it.11._ 12._ 13._ 14._ 15._.书面表达。(10分)根据提示,写一篇80词左右的短文。汽车是世界上最重要的运输工具之一，它的发明极大地影响了人们的生活。过去人们常常靠马、骆驼等动物来旅行或运送货物。汽车不仅舒适快捷，同时还可运送大量的人员和货物。汽车的发明还为人们提供了大量的就业机会。生词提示: 汽车automobile，运输transportation，货物goods，大量large quantities of