Unit4Topic3SectionB课件.ppt

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1、Unit 4 Amazing ScienceTopic 3 China is the third nation that sent a person into space.Section B 学习目标学习目标1.Knowledge aims掌握本课的重点词汇和短语，继续学习定语从句。2.Emotional aims激励学生努力学习电脑知识，使之更好地服务于人类社会 He is an American astronaut who was the first man to set foot on the moon.关系代词关系代词定语从句定语从句先行词先行词人物Shenzhou is a spac

2、eship that/which was launched with three astronauts in 2013.Who人Which物that人物关系词关系词先行词先行词在从句中成分在从句中成分_人人主语，宾语主语，宾语which_主语，宾语主语，宾语that物物 ，人，人_Who物物主语，宾语主语，宾语()1.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 S

3、ports Center _ is just 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.which()4.Do you know the girl _ is singing on the stage?A.who B.what C.which BCCAWhat do you know about the spaceships?What do you know about the spaceships?1.Spaceship

4、s mainly use electronic controls.2.Astronauts use computers to control the speed and direction of their spaceships,even the temperature.adj.电子的电子的Listen to 1a and answer:What did Kangkang want to know?He wants to know something about recent spaceship developments.1b What can computers do to spaceshi

5、ps?Tick the possibilities and then listen to 1a to check your answers.()1.make food for astronauts()2.change the speed of spaceships()3.control the direction of spaceships()4.control the temperature of spaceships Make predictions based on what you know.1c Read 1a and fill in the blanks.Kangkang want

6、ed to know something about recent spaceship developments.Mr.Brown told him that spaceships used to be _by astronauts and now mainly use _ controls.Then he explained to Kangkang that the speed and _ of spaceships as well as the temperature are controlled by computers.Kangkang then realized he knew li

7、ttle about computer technology.Mr.Brown _ him to learn to use computers well and make computers _ us better in the future.Kangkang made up his mind to work hard to _ computer technology.controlledelectronicdirectionadvisedservemaster1a Look,listen and say.use sth.to do sth.用某物做某事computer technology电

8、脑科技advise sb.to sth.建议某人最某事make sb.do sth.让某人做某事小组合作找知识点1.development n.发展发展 develop v.developing 发展中发展中adj.developed adj.发达的发达的 2.electronic adj.电子的电子的 electric adj.用电的；电动的用电的；电动的 electricity n.电，电能电，电能K:amazing,development B:electronic,control,astronauts K:work B:computers,speed,direction,temperat

9、ure K:so little,technology B:master,advise,make doK:introduction,impossible Act it out!A.Listen to four short passages and number the pictures.The words below the pictures may help you.food()spacesuit()telescope()machine()21342 B.Listen again and fill in the blanks.1.A spacesuit is like a very small

10、 _.2.Astronauts add _ to _ to make it bigger.3.On earth,we can look at the _ through telescopes.4._ are training on a special machine.It _ them through the air.spaceship waterdried foodstars and planets Astronautslifts3 Read the following sentences and complete them with that,which,who.1.Do you know

11、 Neil Armstrong _was the first man to set foot on the moon?2.This is the spaceship _ the astronauts use on space.3.In all big cities,there are things _ tourists shouldnt miss!4.He is a man _ means what he says.that/whothat/whichthat/whichwho/that1.The movie _ we saw last night was fantastic.A.that B

12、.what C.whose D.who 2.Liu Yang is the first woman astronaut _ 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

13、 B.who C.where D.when 5.Its interesting that there are many people _ speak French in Canada.A.which B.where C.who D.whom堂清Fill in the blanks with who,which,that.1.The train _ has just left is for Shenzhen.2.I still remember the year _ we spent together.3.Jack is no longer the person_ I met five year

14、s 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/thatSummary We learn:1.words:electronic,spacesuit 2.phrases:master computer technology,advise sb.to do sth.,make sb./sth.do,make up

15、 ones mind to do sth.3.sentences:(1)Spaceships are so amazing.(2)I think that if I work hard then nothing is impossible.We can:1.Learn more about the astronauts life.2.Read the attributive clauses with correct pause,weak form and intonation.1.Read 1a.2.Finish Section B in your workbook.3.Preview Section C.