2022年外研版中考英语二轮复习话题九科普知识与现代技术课件(共75张PPT).pptx

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1、第二部分第二部分 基于话题的学科素养篇基于话题的学科素养篇话题九话题九 科普知识与现代技术科普知识与现代技术目录目录0101Part 1 Part 1 话题基础词汇话题基础词汇0202Part 2 Part 2 话题阶梯式素养训练话题阶梯式素养训练0303Part 3 Part 3 话题读写综合话题读写综合Part 1Part 1 话题基础词汇话题基础词汇发明发明1.照相机 _ 2.电话 _ 3.电脑 _ 4.冰箱 _ 5.机器人 _ 6.机器 _7.电 _ 8.电子的 _ 9.发明 n._ 10.手机 _cameracameratelephone/phonetelephone/phoneco

2、mputercomputerfridgefridgerobotrobotmachinemachineelectricityelectricityelectricelectricinventioninventioncellphone/mobile phonecellphone/mobile phone自然与科学自然与科学1.自然 _ 2.科学 _ 3.生物 _ 4.地理 _ 5.天空 _ 6.地球 _7.空间;太空 _ 8.行星 _ 9.科学家 _ 10.规则 _ 11.研究 _续表naturenaturesciencesciencebiologybiologygeographygeograph

3、yskyskyearthearthspacespaceplanetplanetscientistscientistruleruleresearch/studyresearch/study电子与网络电子与网络1.电子邮件 _ 2.互联网 _ 3.连接 _ 4.信息 _ 5.在线的 _ 6.安全 _7.便利的 _ 8.网站 _ 9.分享;共享 _ 10.工具 _续表e-maile-mailInternetInternetconnectconnectinformationinformationonlineonlinesafetysafetyconvenientconvenientwebsiteweb

4、sitesharesharetooltool现代技术现代技术1.现代的 _ 2.技术 _ 3.最新的 _ 4.改进 _ 5.能量 _ 6.工程师 _7.发展 _ 8.快的;迅速的 _ 9.发送 _ 10.收到 _续表modernmoderntechnologytechnologylatestlatestimproveimproveenergyenergyengineerengineerdevelopdeveloprapid/fastrapid/fastsendsendreceivereceivePart 2Part 2 话题阶梯式素养训练话题阶梯式素养训练一、语法选择一、语法选择The Int

5、ernet is changing the way we see the worldfrom news to shopping.Will the Internet give _1_ the same chance to get the messages,or further divide those who know from those who dont?everyoneeveryoneThe Internet has taken _2_ business from traditional markets.People can go online and find out _3_ had h

6、appened in the last few hours,and it is for free,too!They can buy almost everything at a _4_ price on the Internet.So some people worry that the Internet _5_ their jobs.The Internet provides interesting possibilities for more choices.People can start their own business _6_ Vlog(video much much whatw

7、hatlower lower will take awaywill take awaythrough through blog).There was _7_ famous Internet celebrity(名人),who recorded her cooking and posted the videos on the Internet.Her story is _8_ well-received in the West that foreigners even buy knives of the same model from a Chinese shopping app.Though

8、the Internet brings chances,sometimes it _9_ hurt people.Whether the Internet is right or wrong,it is here to stay.The Internet should _10_ in a proper way.This will provide a healthy environment for Internet safety.a a so socancanbe usedbe used()1.A.anyoneB.someoneC.everyoneD.no one()2.A.many B.muc

9、h C.few D.little()3.A.how B.why C.where D.what()4.A.low B.lower C.lowest D.the lowest()5.A.will take away B.took away C.has taken away D.takes awayC CB BD DB BA A()6.A.in B.through C.from D.across()7.A.a B.an C.the D./()8.A.too B.as C.so D.such()9.A.must B.need C.can D.should()10.A.use B.used C.uses

10、 D.be usedB BA AC CC CD D二、完形填空二、完形填空What does the word“ecology”mean?It was _1_ by Ernst Haeckel,a German biologist.He joined two Greek words:“oikos”,means“house”,and“logie”,means“the study of”.Together they mean“the study of the house”.The“house”,Haeckel had in mind is our _2_,Earth.Earth is home f

11、or all living thingshumans,animals,plants,and even tiny microbes(微生物).To study a house is to learn how its residents(居民)use it.An ecologist is a scientist who studies the _3_ between organismsinvented invented planetplanetrelationshiprelationship(生物)and their environment.The environment is an organi

12、sms surroundings.It may _4_ water,gases,rocks,and temperature.Ecologists also study the balance of using the environment while protecting it.An ecologist once asked a boy what he thought it meant to protect the environment.The boy said,“You go into the forest and see somebody who wants to _5_ a tree

13、.You take away his axe(斧头).You tell him about how _6_ trees are.You say they are include include cut downcut down important importantgood for natural beauty,saving soil,and giving shelter to birds and other animals.”“Good answer,”said the ecologist,“but it may not be easy to find a woodcutter to _7_

14、.Also,remember that sometimes its _8_ to cut down a tree.If we cut down too many trees,the forest will disappear.If we dont cut down any trees,we wont get any resources from the forest.We have to find the right _9_.”talk totalk tonecessarynecessary balance balance“I get it,”the boy said.“We need the

15、 forests resources for wood and paper or we might not have desks or notebooks for school.”“_10_and school is a good place to learn about ecology,”added the ecologist.“Then you will know how to protect the natural environment.”ExactlyExactly()1.A.proved B invented C.marked D accepted()2.A.planet B bu

16、ilding C project D surface()3.A.feeling B relationship C.difficulty D competition()4.A.pollute B control C include D reduce()5.A.pay for B cut down C fall over D lay outB BA AB BC CB B()6.A.wild B common C wealthy D important()7.A.talk to B get to Clisten to D stick to()8.A.comfortable B terrible C.

17、impossible D necessary()9.A.mystery B temperature C.balance D symbol()10.A.Exactly B Normally C.Especially D CompletelyD DA AD DC CA A三、阅读理解(三、阅读理解(A篇篇+C篇)篇)(一)(一)Sending packets(包裹),going shopping and even building a house,these are new skills that new robots show at the World Robot Exhibition.RoBo

18、HoN Scientists are introducing the latest talking robots.RoBoHoN,just 10 centimeters tall,can make a lively description of the Great Wall and the Palace Museum in Chinese,English or any other language you like.Human SupportRobot This robot is 1 meter tall and looks like a container(容器)with arms.It p

19、rovides much support to the old and the disabled.It can move things to different places and keep in touch with the outside world through the Internet.续表HRP-5P As world cities develop faster and faster,there are building sites(工地)everywhere,but there arent enough people to build them.HRP-5P looks lik

20、e a strong builder.It stands 1.8 meters tall and weighs 101 kilograms.It is used to do the heavy building tasks.CarriRo CarriRo,looks like a toy bus,has friendly“eyes”on its front.It works as a postman and sends packages by traveling along the streets.It has GPS to travel with.The person who receive

21、s the package is sent a code(密码)to the smart phone to open the CarriRo and get the package.()1.The RoBoHoN is _ tall.A.0.1 meter B.1 meter C.1.8 meters D.101 meters()2._ is the best helper to the old peoples homes.A.RoBoHoN B.Human Support RobotC.HRP-5P D.CarriRoA AB B()3.The owner of the package op

22、ens the CarriRo _.A.by working as a postman B.by rolling around the streetC.by following the GPS D.by using the codeD D()4.Which of the following is TRUE?A.RoBoHoN can be used to do the heavy building tasks.B.HRP-5P looks like a container with arms.C.RoBoHoN can speak Japanese as well.D.CarriRo can

23、get on the Internet.()5.In which part of a newspaper can we find this passage?A.Culture.B.Sports.C.Science.D.People.C CC C(二)配对阅读。左栏是五个人的不同情况和需求,右栏是七种产品的介绍,请为每个人选择一个合适的产品,并将其字母编号填写在题号前的括号内。()1.Jack is blind.Its difficult or sometimes dangerous for him to walk around.He wants something can help him w

24、alk around more easily and safely.A LOVOT is a kind of robot from Japan.It looks like a mix of a penguin,an owl and a teddy bear.It can accompany people.It can laugh and talk to people.Itll move its arms up and down to ask people for a hug.B Sometimes the old need to take a short rest when theyre wa

25、lking.This helpful walking stick folds down into a small seat to give tired legs a break almost anywhere.It can hold up to 250 pounds.G G()2.Ben works in a company.He often needs to lift heavy things,but his hands got hurt last year.He wants something can help him lift things easily.C If youre a run

26、ner,youll know the feeling of wanting to bring money with you on a run,but also not wanting to carry your wallet.This product solves that problem with a water bottle and a wallet all in one.D The glove called Iron Hand was invented by a Swedish company,Bioservo.It can increase hand strength by 20 pe

27、rcent,so it helps people lift things more easily.D D()3.Mike works in a big company in Shanghai.He used to drive to work but always arrived late because of the heavy traffic.Now he tries riding a bike.However,parking is still a problem.E Parking a bike is not easy in big cities.Here comes the bicycl

28、e-parking tower.You only need to swipe a card(刷卡)and push a button.Then the tower can hold your bike in an empty place inside it.You even dont need to lock the bike.F Youll never again have to worry about bringing a wet umbrella inside of your car or house.The wet part of this umbrella can be kept o

29、n the inside when closed up.It comes in four colors:pink,sky blue,dark blue,and black.E E()4.Sam wants an umbrella as a gift for his daughter who loves pink color.He hopes this umbrella wont make his car wet when it rains hard.G.The shoes have sensors(感应装置)in the front.They can see obstacles(障碍物)up

30、to 4 meters away.They warn the wearer by vibrating(震动)and making a waring sound.The battery in the shoes can last for up to one week.F F()5.Lisa is a busy housewife.Her 2-year-old daughter always feels unhappy while she is doing housework.She wants something can accompany her daughter at that time.A

31、 A四、短文填空四、短文填空What will the world of tomorrow look like?Many people today believe that _1_ is going to help solve some of the most difficult problems we have on Earth today.New technology may solve old problems,and it may also create _2_ ones.No technology is perfect.Each has advantages and disadvan

32、tages,as these three examples.technologynewWhen we dream about the future,many of us think that we will be _3_ to fly to the sky in our own personal flying car.We could fly at 480 kilometers per hour without traffic lights and busy roads.However,if the new cars become popular,_4_ will be problems wi

33、th traffic control.3D-printing is _5_ new technology for the future.3D-printers are already _6_ to make life-size models of car parts,and ablethereanother/ausedman-made body parts _7_ ears.As we move into the future,3D-printing will _8_ the way we make things and the way we treat sick people.The dis

34、advantage is that such a machine is very expensive.Finally,people are trying to build a robot suit.This is an electronic suit.It allows people to lift heavy objects and walk a long way.It might help disabled people walk again _9_ an illness likechangeafteror an accident._10_,one disadvantage at the

35、moment is still higher cost.In this world,technology makes peoples life easier and safer.It can solve some of the most difficult problems we have today.However1._2._3._4._5._ 6._7._ 8._9._10._technologynewablethereanother/ausedlikechangeafterHowever一、语法选择一、语法选择Stephen Hawking,one of the worlds most

36、famous scientists,believed that humans will one day have to move into space,“Once we step into space,our future should be safe,”he said.Today,many countries are all planning to send astronauts to Earths _1_ neighbor:the moon.Some of these countries want to create space stations there within the next

37、 10 years.These stations closestclosestwill prepare humans to visit and later live _2_ Mars or other earth-like planets.Robert Zubrin,a rocket scientist,thinks _3_ humans should colonize(殖民)space.He wants to start with Mars.Why?He thinks sending people to Mars will allow us _4_ a lot of thingsfor ex

38、ample,the ability of humans to live in a very different environment.ononthatthatto learnto learnElon Musk,_5_ CEO of Space X also believes we should colonize Mars.His long-term goal is to put one million people there if _6_ happens to us here on Earth.Not everyone thinks sending humans into space is

39、 a smart idea.Many people say its too expensive.Also,most space trips are not short.A _7_ trip to Mars,for example,would take at least six months.People traveling this kind of distance _8_ face many thethesomething something one-wayone-waycouldcouldhealth problems.Besides,these _9_ people would find

40、 life especially difficult in space.No matter what _10_ concerns there are,sending people into space seems certain.In the future,we might see cities on the moon or even new human cultures on other planets.firstfirstdifferent different()1.A.close B.closerC.closest D.the closest()2.A.on B.in C.by D.fr

41、om()3.A.if B.that C.whether D.what()4.A.learn B.learned C.to learn D.learns()5.A.a B.an C.the D./C CA AB BC CC C()6.A.anything B.something C.nothing D.everything()7.A.one way B.one-way C.one ways D.one-ways()8.A.must B.shall C.should D.could()9.A.first B.the first C.one D.the one()10.A.difference B.

42、different C.differently D.more differentB BB BD DA AB B二、完形填空二、完形填空They weigh almost nothing,yet they are _1_ than steel.In fact,some spiders webs are among the worlds strongest materials,and they can be pulled longer than elastic(橡皮圈).They can also be any _2_.Spider webs are amazing.A spider has hu

43、ndreds of small openings in its body.Silk comes out of these openings as liquid(液体),and as it reaches stronger stronger shapeshapethe air,it becomes thread-like.These tiny threads(线)come together to form a single thread.The spider can make many different kinds of thread.The thread can be thick or th

44、in,wet or dry,or sticky.Each kind has a different _3_.Some webs create an egg box.Others _4_ hiding places.The most common purpose of a spider web,however,is to catch food.purposepurposeprovideprovideThere are many ways the spider uses its web to catch food._5_,some spiders produce a single thread.A

45、n insect then sits on it without _6_ what it is doing,and becomes stuck.Slowly,the spider moves towards the insect._7_,it covers its food in silk.Some spiders use a different kind of trick.They make webs that cheat insects.An insect sees the web and thinks its a flower.It then _8_ the web.The spider

46、 can feel even the smallest For exampleFor examplerealizing realizing Suddenly Suddenly moves towardsmoves towardsmovement of the web,and rushes to the insect before it can get away.Spider webs are so _9_ that engineers have been studying them for years.They want to learn why they are so strong and

47、elastic(有弹性的).However,for the moment,spiders are keeping their secrets.Although they have made great progress in science and technology,humans _10_ havent been able to copy natural webs.amazingamazingstillstill()1.A.stronger B.brighter C.heavier D.thicker()2.A.shape B.price C.weight D.temperature()3

48、.A.direction B.purpose C.size D.name()4.A.provide B.choose C.find D.change()5.A.At first B.As for C.All in all D.For exampleA AA AB BA AD D()6.Afinding B realizing C thinking D searching()7.ASadly B Clearly C Suddenly D Loudly()8.Asets for B moves towards C cuts up D looks into()9.Asoft B expensive

49、C important D amazing()10.Aenough B actually C still D even B BC CB BD DC C三、阅读理解三、阅读理解(B篇篇)(一)Robots are often found in our daily life.But what exactly is a robot?There are some important characteristics(特征)that a robot must have.These characteristics might help you to decide what is and what is no

50、t a robot.They will also help you to decide what you will need to build into a machine before it can be considered as a robot.A robot has these important characteristics:Sensing.First of all,your robot would have to be able to sense the environment around it.Give your robot sensors(传感器):light sensor

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