Unit 4 Topic 3 Section D 课件 2022-2023学年仁爱版英语九年级上册.pptx（纯ppt,可能不含音视频素材）

1、Section D Learning aims(学习目标学习目标)Attributive Clause()He is our national hero who/that traveled around the earth in Shenzhou V for 21 hours in 2003.China is the third nation that sent a person into space.More and more people have personal computers that/which are used to play games and watch movies.1

2、，用定语从句来描述_的名词或代词。2，定语从句的结构：句子中的名词代词+who which that+句子3,who代_，which代_，that代_，_。All of you must be very proud.It proves that China has made great progress in its space industry.There is no doubt that computers are very useful in technology and business.The Internet is making the world smaller,like a v

3、illage.Computers help us at work and at home,but they must be used properly.表示肯定推测证实/证明.毫无疑问的是.make+宾语+adj.must be done 1.to tell somebody about danger or about something bad that may happen 2.to make something happen or appear3.a person who is paid to do housework for a family 4.sure and confident,

4、without any doubts 5.used to say that something maybe true,but you are not sure1.w_2.c_3.s_4.c_5.p_arnauseervantertainerhapsFurther reading Further reading 1bFind the words in the passage according to the following meanings.The first letter is given to help you.出现出现被付钱被付钱自信的自信的疑惑疑惑perhapspara1para2p

5、ara3TimeRoleUseSo farservantsHelp do dangerous and difficult workIn the futuremastersThink on their ownlTreat us as petsl a war 1.Do you think robots will be part of our lives in the future?Why?2.Robots are considered to be our servants,arent they?3.Do you think robots can think or act for themselve

6、s?4.Why does the title have a question mark?Discuss the advantages and the disadvantages of robots.Advantages Robots can do some work better than humans.Robots can do dangerous work.Robots can do hard work.Robots can work faster than humans.Robots work without pay.Robots may take the place of humans

7、 in some situations.Disadvantages Robots will make humans lose their jobs.Robots will make humans lazy.Once robots think for themselves,they will no longer want to be ours servants,but our masters.Discuss the advantages and the disadvantages of robots.1.No one knows for certain.没有人确切地知道。没有人确切地知道。a.n

8、o one 用来用来，其后，其后，用做主语时，谓语，用做主语时，谓语动词用动词用。No one likes a person with bad manners.特别注意：特别注意：Who is in that room now?No one.How much will the car cost？I cant say for certain.for certain 确切地确切地know/say for certain(that)确切地知道确切地知道/肯定地说肯定地说language points2.all the time=always 一直，总是3.be surprised at/by对 感到

9、惊讶 be surprised to do sth.4.Once robots can think for themselves,problems may appear.once 在这用作连词，意为“一旦就”,引导时间状语从句。think for oneself 独立思考 The boy listened to the radio all the time.The foreign visitors were surprised at the Great Wall.I was surprised to hear I had passed the exam.Once you get used to

10、 it,you will like it.I often teach my students to think for themselves.5.One scientist warns that if robots start to think for themselves,they will no longer want to be our servants,but our masters.a.warn warn sb.(not)to do sth.警告某人（不要）干某事警告某人（不要）干某事 warn sb.about sth.提醒、警告某人注意某事提醒、警告某人注意某事 warn sb.

11、against(doing)sth.警告某人某事警告某人某事 b.no longer=not any longer no more=not any more 6.They might treat us as we now treat pets.他们可能会像我们现在对待宠物他们可能会像我们现在对待宠物那样对待我们。那样对待我们。a.might 是是may 的过去式，可用于指过去，也可用于指现在，但语气缓和、的过去式，可用于指过去，也可用于指现在，但语气缓和、委婉。委婉。b.treat as 以以 方式对待方式对待/把把 看做看做7.in a few years=in a few yearstime几年的几年的时间时间里，几年以后里，几年以后（一般（一般将来时将来时）8.so far到目前为止到目前为止;迄今为止迄今为止;到这点为止到这点为止;仅到一定程度仅到一定程度(现在完成时）现在完成时）课文中出现的语法点：一般现在时、一般将来时、现在完成时课文中出现的语法点：一般现在时、一般将来时、现在完成时s.