2022-2023学年仁爱版九年级英语上册Unit 4 知识点汇总课件.pptx

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1、Unit 4 Amazing Science Topic 1 When was it invented?Section AExercise 1.Trees _(water)in our school every three days.2.The zoo _(visit)by lots of children on weekends.3.A Journey to West _(show)on CCTV every summer.4.On Christmas Day,children wake up early and cant wait _(open)the boxes of presents.

2、5.Well have a chance _(see)the flower show this weekend.to openis shownare wateredto seeis visitedbe made of 由某种物质做成(看得出原材料,物理过程)be made from 由某种物质制成(看不出原材料,化学过程)be made up of 由几部分组成be made in 在某地/某时制造be made by 由某人制造be made into 被制成聚焦一般过去时的被动语态结构:助动词(was/were)+及物动词的过去分词1.肯定句式:主语+was/were+v.-ed2.否定句

3、式:主语+was/were+not+v.-ed3.一般疑问句式:Was/Were+主语+vt.-ed4.特殊疑问句式:疑问词W/H+was/were+主语+v.-edE.g.An e-mail was sent to her friend by Jane yesterday.An e-mail wasnt sent to her friend by Jane yesterday.Was an e-mail sent to her friend by Jane yesterday?Who was the e-mail sent to by Jane yesterday?Lets sum up t

4、ogether.2.Whats a rocket used for?Its used for sending satellites or spaceships into space.be used for 被用来做be used to do 被用来做be used as 被用作used to do sth.过去常做be used to doing sth.习惯于做1.My mother allows me to use her cellphone.(改为被动语态)I _ _ _ use my mothers cellphone.2.A rocket is used for launching

5、satellites and spaceships.(就画线部分提问)_ _ a rocket _ _?3.The digital camera was invented in 1975.(就划线部分提问)_ _ the digital camera _?4.Maybe he is an inventor.(改为同义句)He _ _ an inventor.am allowed to What isused forWhen was inventedmay be Unit 4 Amazing Science Topic 1 When was it invented?Section B()1.He

6、 _play computer games unless he finished his homework.A.was allowed to B.was not allowed to C.allow to()2.We all know that paper _wood.A.is made of B.is made into C.is made from()3.This kind of machine _in 2006.A.is invented B.is made C.was invented()4.A(An)_is used for taking photos.A.Camera B.Lift

7、 C.MP3 player()5.We should spend more time _because its too important.A.to learn English B.learning English C.in EnglishBCCABUnit 4 Amazing Science Topic 1 When was it invented?Section C1.What is an invention?invention n.发明,创造 invent v.发明,创造 inventor n.发明者,发明家An invention may be a new product or a n

8、ew way of doing things.1.People used the light bulbs widely in the past.(改为被动语态)The light bulbs _ _ _ by people in the past.2.We can launch spaceships to explore other planets.(改为被动语态)Spaceships _ _ _to explore other planets.3.Gore Verbiniski directed the movie Pirates of the Caribean in America.(对划

9、线部分提问)_ _ Gore Verbiniski _ the movie Pirates of the Caribbean?4.The MP3 player was developed around 1998.(对划线部分提问)_ _ the MP3 player _?were widely used can be launchedWhere did directWhen wasdevelopedUnit 4 Amazing Science Topic 1 When was it invented?Section D()1.A big supermarket _in our city las

10、t year.A.is built B.were built C.was built()2.Could you tell me who the radio _ by?A.invents B.invented C.was invented()3.Many trees and flowers _ in our school last year.They made our school more beautiful.A.have planted B.were planted C.planted()4.The children _ swim last month and they can swim v

11、ery well now.A.are taught B.were taught C.were taught to()5.It is said that potato chips _by mistake about one hundred years ago.A.were invented B.invented C.are inventedCBCAC1.You are late,all the tickets _(sell)out an hour ago.2.This type of cellphone _(make)in Shenzhen.3.I _(not invite)to yesterd

12、ays party.4._ those machines _(check)this morning?5.Many trees and flowers _(plant)in our school last year,and they made our school a beautiful garden.were soldwere madewere/was+v.的过去分词的过去分词wasnt invitedWerecheckedwere planted()1.Hurry up,you _ on the phone.A.WantedB.was wanted C.are wanted()2.Some

13、stories _the children by the teacher everyday.A.is told forB.are told for C.are told to()3._that he has studied abroad for five years.A.It is saidB.It says C.That is said ()4.The window _ five minutes ago.A.is cleaned B.was cleaned C.can be cleaned()5.The children _by the teachers at school.A.take c

14、are of B.are taken care C.are taken care of C CABC()6.I have no idea what _while I was asleep.A.happened B.was happened C.happens()7.In some countries,tea _before meals.A.is servingB.is servedC.served()8.This kind of books _well.A.doesnt sell B.isnt selling C.arent sold.()9.I _ten minutes to decide

15、which sentence was right by the teacher.A.gaveB.was givenC.was giving()10.Teachers _in every part of the world.A.are needing B.are neededC.will needABABBUnit 4 Amazing Science Topic 2 Im excited about the things that will be discovered in the future.Section ASpaceship V was sent into space in 2003.M

16、ore spaceships will be sent into space in the future.Many spaceships are sent into space by China.be+done 一般现在时态被动语态一般现在时态被动语态was/were+done 一般过去时态被动语态一般过去时态被动语态will be+done 一般将来时态被动语态一般将来时态被动语态Grammar 一般将来时态被动语态will be+过去分词,will是第一助动词,否定句,疑问句都围绕will进行变化。e.g.(1)He will be met at airport by his friend

17、.(2)Will an English contest be held next Saturday afternoon?(3)You will not be allowed to go out if you dont finish your homework.1.Its reported that Daimiao Culture Square _ _ _(build)in Taian next year.2.Im sure that stricter rules to control cigarette smoking _ _ _(make)very soon.3.The task _ _ _

18、(finish)in an hour.Then we can go home and have a good rest.4.The 12th National Games _ _ _(hold)in Shenyang next year.Why not prepare yourself to be a volunteer?will be builtwill be made will be finishedwill be held1.Its about life _(在太空).2.A wonderful movie _(将上映).3.All the people travel _(乘坐宇宙飞船)

19、.4.I think we will live in space _(某一天).5.We will be able to do anything that _(能够被做)on the earth.in spacewill be shownby spaceshipone daycan be doneUnit 4 Amazing Science Topic 2 Im excited about the things that will be discovered in the future.Section B1.Who will take part in the space flight?谁谁会参

20、加这次飞行?会参加这次飞行?take part in 参加会议或群众性活动等,着重说明主语参加该活参加会议或群众性活动等,着重说明主语参加该活动并在活动中发挥作用。动并在活动中发挥作用。We often take part in physical labor.join 参加某一组织团体、党派,成为其中一员,或和某人一起做参加某一组织团体、党派,成为其中一员,或和某人一起做事情。事情。When did your brother join the army?Hell join us in singing the song.join in 多指参加小规模的活动,如多指参加小规模的活动,如“球赛、游戏

21、球赛、游戏”等。等。常用于日常常用于日常口语。口语。Come along,and join in the ball games.2.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I prefer green tea to coffee.3.Then our dreams will be realized.那么,我们就会实现我们的梦想了。realize=make come true E.g.Our dreams will be realized.=We will make our dreams come true.Unit 4 A

22、mazing Science Topic 2 Im excited about the things that will be discovered in the future.Section C1.Its diameter is 53%as wide as that of the earth.它的直径是地球直径的53%。2.The gravity on the surface of Mars is about two-fifths as strong as it is on earth.火星表面的引力大约是地球引力的五分之二。倍数(分数)+as+adj.+as 的几倍3.Mars goes

23、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 4.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:表示没有“被搜索的对象”只有“寻找的目标”。如:All night they searched for the lost boy.search for表示搜查某一对象的目的是要找到什么,强调有

24、具体的目标。如:She searched many shops for Jims gift.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.Unit 4 Amazing Science Topic 2 Im excited about the things that will be discovered in the future.Section D 一般将来时态的被动语态 will+be+done Passive Voice(III)A wonderful movie w

25、ill be shown tonight.Im excited about the things that will be discovered in the future.1.-These bananas look different and they are sweet.-Right.They _ here from Taiwan yesterday.A.was brought B.were brought C.bring D.are brought 2.-Mom,may I go out to play football this afternoon?-You can,if your h

26、omework _.A.is finished B.will finish C.has finished D.will be finished 3.A talk on development in science _ next week.A.is given B.was given C.has given D.will be given 4.This kind of desk _ of wood.A.is making B.made C.is made D.makes 5.The doctor looked over Peter carefully after he _to the hospi

27、tal.A.takes B.is taken C.took D.was taken BADCDin spaceone day in order to take part in master some basic computer skillspreferto name after at a distance ofsearch for 在太空某一天为了参加掌握一些基本的电脑技术有的距离喜欢而不喜欢命名 搜索搜索Unit 4 Amazing Science Topic 3 China is the third nation that sent a person into space.Section

28、 A1.All of you must be very proud.你们一定都为此而感到骄傲。be proud of 为而骄傲 be the pride of 是的骄傲We are proud of Yang Liwei.Yang Liwei is the pride of us.2.We have launched another four spaceships in the past few years.在过去几年我国向太空发射了四艘宇宙飞船。another four=four more 意为“又有四个”之意。3.It proves that China has made great pr

29、ogress in its space industry.这证明中国在航空业已经取得了巨大的进步。prove v.证明,证实 +从句 Neil Alden Armstrong was born on August 5,1930.He was an American astronaut _(which/who)was the first man to set foot on the moon.During his life,he took part in two space flights.On July 20,1969,his second and last space flight was

30、in a famous spaceship _(which/who)was named Apollo 11.Along with his partner,Buzz Aldrin,Armstrong had a spacewalk and then _(lands/landed)on the lunar surface.They spent 2.5 hours _(exploring/to explore)and collecting soil and rocks to take back to earth.On July 24th,they returned to the earth _(sa

31、fe/safely).whowhichlandedexploringsafelyUnit 4 Amazing Science Topic 3 China is the third nation that sent a person into space.Section B1.The number of people _ lost their lives in Indonesian earthquake reached as many as 6200.A.which B.who C.Whom 2.-Have you been to the new Sports Center _ is just

32、opened in town?-No,not yet.A.where B.who C.that 3.This is a new museum _ was built last year.A.when B.who C.which4.Do you know the girl _ is singing on the stage?A.who B.what C.which BCCA1.The movie _ we saw last night was fantastic.A.that B.what C.whose D.who 2.Liu Yang is the first woman astronaut

33、 _ has ever traveled in space.A.whom B.which C.who D.whose 3.People are talking about the old houses _ Jackie Chan bought in Anhui twenty years ago.A.which B.where C.who D.when 4.Most students like the teachers _ understand them well.A.which B.who C.where D.when 1.The train _ has just left is for Sh

34、enzhen.2.I still remember the year _ we spent together.3.Jack is no longer the person_ I met five years ago.4.Who is the worker _ was late for work today?5.Some people _ are successful language learners often fail in other fields.which/thatthat/which who/thatthat/whowho/thatUnit 4 Amazing Science To

35、pic 3 China is the third nation that sent a person into space.Section CThere is no doubt that we will be successful.I dont doubt that they will be able to solve the problems.doubt n.&v.怀疑,疑惑怀疑,疑惑(2)doubt(vt.)+从句(3)doubt(vi.)+about/of Doubt is the key to knowledge.There is no reason to doubt of his h

36、onesty.I doubt whether/if hell change his mind.(1)doubt(n.)1.There is no doubt that computers are very useful in technology and business.毫无疑问电脑在技术和贸易业都非常有用。毫无疑问电脑在技术和贸易业都非常有用。2.For example,tiny computers which are inside patients bodies can keep their hearts beating normally.例如,病人体内植入微电脑能帮助病人的心脏正常搏动

37、。64英寸英寸 超大型(超大型(Huge)32英寸英寸 大型(大型(Large)16英寸英寸 中型(中型(Medium)8英寸英寸 小型(小型(Small)4英寸英寸 超小型(超小型(Tiny)tiny very small in size adj.极小的,微小的a tiny girl prep.在内adv.在里面3.The whole world is connected.网络连接了全世界。connect v.连接 connection n.关系,联系1.connect A with B 使A与B连接2.connect sth.(to sth.)使电、气、水等接通 3.connect sb.

38、/sth.(with sb./sth.)与有联系,把联系起来 come into being 形成,产生 more and more 越来越多 thanks to 多亏,由于 do business 做买卖 instead of 代替 chat online 网上聊天 make the world smaller 使世界更小For instance,if we work on computers too long,we may get headaches or sore eyes.比如:如果我们使用的电脑工作的时间太长,我们就会头昏眼花。for instance=for example 用来举

39、例说明某一论点或情况,一般只举同类人或物中的“一个”为例。such as 用来列举事物时,一般列举同类人或事物中的几个例子。E.g.(1)Many countries,Japan,for instance(for example),has a lot of earthquakes.(2)I like fruits,such as apples,pears and bananas.(1)besides与except用于肯定句时,except意为“除之外(不再有)”;besides意为“除之外(还有)”。如:I have another blue pen besides this one.除了这支

40、外,我还有另一支蓝色钢笔。(1+1,共2支)We all passed the exam except Tom.我们都通过了考试,汤姆除外。(整体中汤姆一人不及格)(2)except前几乎总有all、any、every、no及其复合词等词。如:He answered all the questions except the last one.除了最后一个问题没答外,其余问题他都答了。(3)except后接名词、代词、动名词和动词原形,这时except=but,但except后跟副词、介词短语时,不能用but代替。如:The window is never open except in summ

41、er.这扇窗户从来不开,除夏季外。2.Besides,not everything we read on the Internet is true or good for us.另外,我们在网上看到的东西并不都是真实的、有益的另外,我们在网上看到的东西并不都是真实的、有益的。Unit 4 Amazing Science Topic 3 China is the third nation that sent a person into space.Section DNo one knows for certain,but most people think that robots will be

42、 part of our lives.没有人清楚,但是大部分人都认为机器人会成为我们生活的一部分。certain adj.1.只作表语确凿的,无疑的,可靠的 2.只作表语,后跟动词不定式或 of,that一定的,必然的,有把握的,确信的;一定会来到或发生的3.只作定语某,某一(些);相当的,一定程度的;一些,有点儿,某种 4.习惯用语 be certain of 确信,深信 be certain to 必然;一定 be not certain whether.不能确定是否.for certain 肯定地,确凿地 make certain(of,that)把.弄清楚,把.弄确凿,保证 In a

43、few years,perhaps robots will think on their own,just as people use their brains and act for themselves.多年以后,也许机器人会有自己的思想,就像人们使用自己的大脑和自己行动一样。on ones own 独自,单独 One scientist warns that if robots start to think for themselves,they will no longer want to be our servants,but our masters.曾有科学家警告,如果机器人开始自

44、我思考,他们将不再愿意成为我们的仆人,而是想成为我们的主人。warn sb.(not)to do sth.警告某人(不要)干某事warn sb.about sth.提醒、警告某人注意某事warn sb.against(doing)sth.警告某人某事 1.Theres _ _(无疑地)that China has made great progress in its space industry.2._(微型的)novels are very popular with children.3.The flight was_(取消)because therell be a heavy fog above the airport.4.Spaceships can travel to other planets._(除以外),humans have built space stations.5.No one knows _ _(确切地),but most people think that robots will be part of our lives.6.Perhaps robots will think _ _ _(独自,单独)in a few years.no doubtTinycanceledBesidesfor certainon their own

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