公开课课件 九年级Unit 4 Topic 3 Section D.ppt(课件中不含音视频素材)

1、Unit 4 Amazing ScienceTopic 3 China is the third nation that sent a person into space.Section D 奋斗奋斗 监狱监狱词汇词汇在在.里面里面确定的确定的里程碑里程碑struggleprisonvocabularyinsidecertainlandmark基础过关基础过关单词记忆单词记忆 strg()lprz()nv()kbjlr nsad st()n ln(d)mk 取消取消 可能可能工作场所工作场所公鸡公鸡女服务员女服务员望远镜望远镜cancelmightworkplaceroosterwaitres

2、stelescope基础过关基础过关单词记忆单词记忆 kns()lmatwkples rustwetrs telskpTranslation1.毫无疑问，电脑在技术和商业方面很重要毫无疑问，电脑在技术和商业方面很重要There is no doubt that computers are very useful in technology and business.2.机器人被像人类大脑的电脑控制着机器人被像人类大脑的电脑控制着Robots are controlled by computers that are like human brains.3.它们可以做对于人类危险的工作它们可以做对

3、于人类危险的工作They can do work that is dangerous to humans.4.越来越多人有被用来玩游戏和看电影的个人电脑越来越多人有被用来玩游戏和看电影的个人电脑More and more people have personal computers that are used to play games and watch movies.5.整个世界被联系起来了整个世界被联系起来了The whole world is connected.Grammar Attributive Clause()He is our national hero who/that t

4、raveled 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.概念：1.在句子中修饰名词或代词，定语从句在句 中充当定语。2.定语从句必须有先行词，并尽量靠近先行 词。3.在定语从句中，关系词在从句中充当成 分。关系代词 指人:who(主

5、格，宾格)指物:which(主格，宾格)指人或物:that 1.I know the boy.He can speak English well.I know the boy who/that can speak English well.2.Mary bought a little bird.It was very pretty.Mary bought a little bird that/which was very pretty.3.The season is summer.It comes after spring.The season is summer which/that com

6、es after spring.4.I know the boy.You are looking for him.I know the boy who/that you are looking for.Change the following sentences into attributive clause.Functions 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

7、very useful in technology and business.The Internet is making the world smaller,like a village.Computers help us at work and at home,but they must be used properly.Do you like robots?Why or why not?If you had a robot,what would you like it to do for you?1b Find the words in the passage according to

8、the following meanings.The first letter is given to help you.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,without any doubts 5.used to say that something may be true

9、,but you are not sure 1.w_2.c_3.s_ 4.c_5.p_arnauseervantertainerhaps1.No one knows for certain certain adj.习惯用语 be certain of 确信，深信确信，深信 be certain to 必然；一定必然；一定 be not certain whether.不能确定是不能确定是否否.for certain 肯定地，确凿地肯定地，确凿地 make certain(of,that)把把.弄清楚，弄清楚，把把.弄确凿，弄确凿，保证保证 2.They work for us like ser

10、vants all the time.3.People are surprised at the rapid development of robots.4.Robots will think on their own.5.The scientists also warns that if we are lucky,they might treat us as we now treat our pets;if we are not lucky,who knows what will happen?No one knows for _ what our future will be like,b

11、ut most people think that robots will be part of our _.So far,robots havent _ us any problems.They work for us like _ all the time.They help us do _ and difficult work.People are _ at the rapid development of robots.In a few years,perhaps robots will think on _ own,just as people use their brains an

12、d act for themselves.However,once robots can think for themselves,problems may appear.One scientist _ that if robots start to think for themselves,they will no _want to be our servants,but our masters.They _ treat us as we now treat our pets.long,they,surprise,cause,certainly,live,servant,danger,war

13、n,maycertainlivescausedservantsdangeroussurprisedtheirwarnslongermightFill in the blanks.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 trav

14、el 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 Fill in the blanks.1.It _(prove)that China has mad

15、e great progress in its space industry.2.They spent 2.5 hours _(explore)and collecting soil and rocks to take back to earth.3.I advise you to discover new ways to make computers _(serve)us better.4.The whole world is _(connect)by the Internet.5.Spaceships which now _(main)use electronic controls use

16、d to be controlled by astronauts.provesexploringserveconnectedmainlyMaking a Wall Newspaper About Computer Information 1.Collect the following information from books,newspapers,the Internet and so on.the parts of the computer the kinds of computers the development of the computer 2.Discuss the uses

17、of computers in daily life and technology in groups.3.Design a wall newspaper about the computer.SummaryWe learn:1.Some words:certain,warn,might,housework 2.Some phrases:for certain,on ones own 3.Some sentences:(1)No one knows for certain,but most people think that robots will be part of our lives.(2)In a few years,perhaps robots will think on their own.We can:1.Summarize the usage of Attributive Clause.2.Learn about some knowledge of robots.Read 1a.Memorize the useful expressions and key sentences which we learned in this topic.Finish Section D in your workbook.