仁爱英语9年级上册Unit4 Topict2学科讲义有答案

1、【基础知识巩固】U4T2SA1 like与as的用法区别：like说明相似关系，即二者在形态、性质上相似，但不等同。e.g. He has done a lot of good things like Lei Feng. 他像雷锋一样做了许多好事。as说明同一关系，指身份，意为“作为,当作”。e.g. Dont treat me as a child.Im 15. 别把我当小孩子了，我都十五岁了。as 还有“像， 按照”的意思。e . g .Please do it as I told you. 请照我的吩咐去做。I have the same idea as you. 我和你想法一样。2 b

2、e able to与can的意义相当，can没有将来时和完成时。因此在shall, will,have等后面，要用be able to。e.g. He is able to cook. = He can cook. 他会做饭。Ill be able to ride a bike.我就要会骑自行车了。注意：be able to与can不能重叠使用。3 We will be able to do anything that can be done on the earth.我们将可以做任何地球上可以做的事情。. that can be done on the earth. 是定语从句修饰anyth

3、ing。从句的谓语用的是带有情态动词的被动语态，构成形式是“情态动词+ be +及物动词的过去分词”。e.g. Trees can be planted in spring. 树可以在春季栽种。4 What fun! 多么有趣啊！这里fun为不可数名词， 有趣的事。类似的感叹句。e.g. What a pity! 多么遗憾啊！What a shame! 多么丢脸啊！U4T2SB1 on TV在电视上， on the Internet 在网上。2.Who will take part in the space flight? 谁会参加这次飞行？take part in 参加会议或群众性活动等，着

4、重说明主语参加该活动并在活动中发挥作用。We often take part in physical labor. 我们经常参加体力劳动。join 参加某一组织团体、党派，成为其中一员，或和某人一起做事情。When did your brother join the army?你哥哥什么时候参军的？Hell join us in singing the song. 他将加入我们一起唱歌。join in 多指参加小规模的活动，如“球赛、游戏”等。 常用于日常口语。Come along , and join in the ball game 一起来吧，参加球赛。3 discover v. 发现（找

5、到原本存在但未发现的东西）。e.g. Columbus discovered America in 1492. 哥伦布在1492年发现了美洲。invent v. 发明(发明的对象是以前从未存在的新东西)。e.g. The inventor invented a lot of things all his life. 这位发明家一生创造了许多的发明。find v. 多指偶然发现、碰到,后可接名词、复合结构或that从句。e.g. Have you found the book you have been looking for? 你找到一直找的书了吗？find out指通过观察、探索而发现事实的

6、真相、真情,调查找出原因或发现秘密、错误等,后一般接名词或从句。e.g. Have you found out why he was late? 你弄清了他为什么迟到吗？4 admire  v. 钦佩，羡慕，赞赏admire sb. for sth. 钦佩/羡慕/赞赏 某人E.g. I admire you for your honesty. 我赞赏你的诚实5 I prefer science to dance. 相比跳舞来说，我更喜欢科学。prefer to 喜欢而不喜欢E.g. I prefer green tea to coffee. 相比咖啡，我更喜欢绿茶I prefer c

7、ooking myself to eating out.相比下馆子，我更喜欢自己做饭。6. Then our dreams will be realized. 那么，我们就会实现我们的梦想了。realize = make come ture 意识到，领会，实现。E.g. Our dreams will be realized. = We will make our dreams come true. 我们的梦想将会实现= 我们将使我们的梦想实现。U4T2SC1 name . after 以的名字给取名。be named after 是被动语态。e.g. The baby was named a

8、fter Bruce Lee. 这个婴儿的名字是以李小龙的名字取的。2 Its diameter is 53% as wide as that of the earth.它的直径是地球直径的53%。3 Mars goes around the sun at a distance of about 228 million kilometers.火星在距太阳约228 000 000千米处环绕着太阳转。 at a distance of 有 距离at a distance of相隔，at a distance在远处。e.g. The moon goes around the earth at a d

9、istance of 380 000 km. 月球在距地球38万千米的地方绕地球旋转。The police followed him at a distance. 警察远远地跟着他。in the distance在远处。e.g. That is Long Island in the distance over there. 那边远处是长岛。4 tell在这里为“辨别，区别，认出”，常和can, could, be able to连用。e.g. It was so dark that I couldnt tell it was you. 天太暗了，我没有认出是你。5 be covered被覆盖。

10、be covered with遮盖，遮蔽e.g. The ground is covered with show.土地被雪覆盖。6 . Scientists are still searching for more information about Mars.科学家们正在对火星进行更多的探索。 search for :寻找，搜索All night they searched for the lost boy. 整个晚上他们都在搜寻那个丢失的男孩。search for寻找，搜索（强调有具体的目标）。如：She searched many shops for Jims gift. 为了送给Jim

11、礼物，她搜索了很多店。search 意为“在搜查”或“搜身”, 是个及物动词，后面直接跟“被搜查的对象”。如：Mr.Smith searched every room in the house. 史密斯先生搜索了房子里的每个房间。U4T2SD1 Other planets 其它的星球 Other + 不可数名词/可数名词复数其它的2 send sb sth =send sth to sb把某物发送给某人一般将来时的被动语态：【例句展示】 1. What will be done next? 接下来要做什么？2. The government is going to build a new sc

12、hool next year and it is going to be built in the poor village. 明年政府将建一所新的学校。这所学校将被建在这个贫穷的村子里。3. No books are to be taken out of the readingroom. 书不允许带出阅览室。4. We can ensure that the work shall be done on time. 我们能保证按时完成工作。【归纳总结】1. 一般将来时被动语态构成：一般将来时的被动语态构成为：a.will / shall +（如句1、句4）;b.am / is / are go

13、ing to +（如句2）； c.am / is / are to +（如句3）。2. 一般将来时的被动语态用法。（1）表示根据计划或安排,将要发生的被动性动作。如：This work will / is going to / is to be done at once. 这项工作将立即被完成。（2）表示有固定性条件就有规律性被动结果，此时常用。如：If you park your car here, you will be fined. 如果你将车停在这儿，你将被罚款。.单项选择。(10分)( )1.Students _ their hair when they are at school.

14、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 great contribution to _ the city clean.A.keptB.keepingC.keepD.be kept( )4.Did you go to Jims bir

15、thday 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 it was made in 1980?A.certainB.certainlyC.sureD.doubt( )7._ you finish your homework, you can go

16、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 can _ sending e-mails.A.be used toB.be used withC.be used forD.be used as( )10.I saw Lucy go to Mis

17、s 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 see. 12 B: In 1827.A: Whats this in English? 13 B: Its called an English Learning Machine.A: 14 B:

18、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 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)

19、? 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 from one kind of Mexican tree.Mr. Adams wanted to make rubber 19 chicle. He worked in his home whi

20、le 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 his father work. It did not 21 very good, but Horatio enjoyed chewing it. Then the young boy beg

21、an 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 that he had made. He thought 24 people might like the taste, too.He was 25 . Soon, the new gum be

22、came more and more popular.B.createC.discoveredD.discoverB.MyC.YourD.HisB.meaningC.sentenceD.ideaB.fromC.withD.toB.whichC.whoseD.whoB.soundC.lookD.smell( )22.A.by mistakeB.by accidentC.in timeD.for example( )23.A.Instead ofB.Because ofC.InsteadD.BecauseB.otherC.the otherD.othersB.trueC.rightD.fine.阅

23、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 much 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

24、 in the sea. Some cities on water will have two levels. People will live on the upper level; the lower 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 fru

25、it and vegetables will be better and food will be kept longer.New technology will be used to make TVs that 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 pr

26、oducts of genetic engineering(基因工程产品), many new ways to cure(治愈) illnesses will be successful. Cures will 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.( )2

27、7.People will be able to live in the new cities in the sea.( )28.Biotechnology will help divide food into 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

28、.(B)In 1826, a Frenchman named Niepee needed pictures for his business. But he was not a good artist. So 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 1

29、837. In that year, Daguerre, another Frenchman, took a picture of his reading room. He used a new kind 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 us

30、e Daguerres way. Travelers brought back wonderful photos from all around the world, and people took pictures 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

31、 had to carry a lot of films(胶卷) and other machines. But this did not stop them. For example, some in the 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

32、also became one kind of art by the end of the 19th century. Some photos were not just copies(复制品) of the 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 _.

33、A.a FrenchmanB.a way of taking photosC.a kind of cameraD.a good artist( )33.If a photographer wanted to 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.Ma

34、thew Brady was good at taking photos of _.A.moving peopleB.animalsC.plantsD.great people( )35.This passage 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,

35、 blast off(发射)! With the last words, five rockets flew up into the sky.These were not real rockets taking 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.L

36、ast week, students also from different schools in Beijing came to No. 65 Middle School to show off their 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.

37、“Love Science Month” is very popular, for students can learn and have fun at the same time.On Monday, students 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

38、(初级的) student Zhong Zhenping.“I have learned a lot about planes here. I will study hard and become a pilot 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 wi

39、ll include making models of buildings, cars and planes.With Yang Liwei becoming Chinas first spaceman, 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 in

40、terested 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.What 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 m

41、ade 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 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 thousa

42、nd 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 badly 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 ea

43、rthquake 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, invent, 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. S

44、ome 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

45、就业机会。生词提示: 汽车automobile，运输transportation，货物goods，大量large quantities of.1.B allow跟复合宾语的结构是allow sb. to do sth. 在被动语态中的结构是be allowed to do sth. dye v.表示“给染色”，print v.表示“印刷”。2.D invent v.“发明，创造(指世间原来没有的东西)”, 其被动语态是be invented; discover v.“发现（世间本来就存在，后被人类所发现的东西）”，其被动语态是be discovered; 另外伞在这里是特指。3.B make

46、contributions to+n./v-ing 意为“为作贡献”。4.B 本题考查被动语态。5.A 根据题意考查短语come true“实现”。6.A for certain“确切地”。7.C as long as“只要”。8.A Its said “据说/听说”。9.C be used to “被用来做某事”；be used for“被用来做什么”；be used as“被用作”；故选C。10.B 主动句中see后的不定式作宾语补足语省去to，但在被动句中应将to加上。.11.B 12.E 13.C 14.G 15.F.16.C 根据第二段第一句话可知。create v. “创立，创造”

47、；discover v. “发现，发觉”。本题考查被动语态。17.D 由第二段第三句话的主语可知。18.A 根据上下文可知，Chicle是一个词，故选A项。19.B 用from指来自于看不出原材料的物质，而of指可以看出原材料的物质。20.C 本句是非限制性定语从句，whose是形容词性物主代词修饰name。21.A 根据题意他的儿子在咀嚼这种树胶，因此用taste。22.B by mistake“错误地”；by accident“偶然地”；in time“及时”；for example“例如”。根据题意选B。23.C 此句在此表转折，而且是作为连词来用，故选C。24.B another表示“

48、再一，又一”；other表示“另一些”；the other表示“另一个”，用于one the other结构中；others作名词表示其他人或物。因此选B。25.C 根据本句话的情节可判断C项为正确答案。.（A）文章大意: 使用太阳能或电能的汽车会使空气更清洁，驾驶起来也更安全。土地的逐渐减少，新的城市会在海中建设。生物技术会使食物更好、更健康。新的电子技术会使家用电器更节能、性能更好。使用基因工程产品，许多新的方法可以治疗疾病。26.T 从阅读文章开头可知太阳能或电能的汽车将干净得多，安全系数增大。27.T 由句子Because there wont be any spare land, n

49、ew cities will have to be built in the sea.可知由于没有多余的陆地，新的城市将会建造在海中。28.F 由阅读可知生物科技将会制造更加美味健康的食物。29.F 由阅读可知家用电器将会减少噪音, 由电脑控制, 同时所需电力可以节省50%。但本句意为: 由于电脑控制, 电器将减少50%的电力使用。不符文意, 故错误。30.T 由句子Using products of genetic engineering, many new ways to cure illnesses will be successful.可知使用基因工程产品，许多新的方法可以治疗疾病。故本句正确。（B）文章大意: 本文讲述了摄影业的发展史。31.C 从第一段He put it in a window of his house and took a picture of his ga