堤角中学乐静香九年级课件Unit9SectionA乐静香.ppt

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1、,Yue Jingxiang,Unit 9When was it invented?Section A Period 1,v.发明 创造,invent v.发明,创造,n.,inventor,invention,adj.,inventive,发明者，发明家,发明，创造,有创意的,an,creative,I.Have a try!Can you fill in the blanks with the correct forms of“invent”?_,The _ _many _ all his life.,So we can say he was very creative and had a

2、n _ mind.Who could the _be?,There are many inventions in our life,including transportation,electric stuffs,food and so on.,inventor,invented,inventions,inventive,inventor,bulb,II.Learn by yourself Write out some inventions.The more,the better.TV_,4,Four great inventions in ancient China:Paper-making

3、(造纸术）Compass（指南针）Printing（印刷术）Gunpowder（火药）,car plane,They make our life easy and convenient.With their help,the world becomes smaller and smaller.With the help of another useful invention,we can see the“sky”while sitting in the“well”.Whats it?_,飞机汽车.rm,abacus,How many,calculator,abacus,bulb,calcula

4、te v.calculation n.,bulb,light bulbs,microwave oven,oven 烤炉 stove 火炉 cooker 炉子/厨具,Lets guess!When do you think each invention was invented?,Guess When,TV,computer,car,calculator,telephone,1,III.In what order do you think they were invented?Number them 1-5,?,Listen and match the inventions with the d

5、ates.,1b,d,a,e,c,b,book,So the right order is,computer,car,calculator,telephone,TV,Who is the winner?_,1,2,3,4,5,Correct your order if necessary.Write the answers in the boxes in 1a.,1,2,3,4,5,1a,-When was the_ invented?,-It was invented in _.(before/after the _.),1971,1876,PAIRWORK,1976,1885,1c,192

6、7,Now check yourself,IV,Who can finish them best?,Ready?Go!,Lets see,IV.Check yourself.1.英汉互译,发明v._ 发明n._ 发明家n._ 有创意的adj._ _发明于_ 由发明_ 习惯于_ used to_被用来_ 被当做用_,invent,invention,inventor,inventive,be invented in,creative,be invented by,be used to doing,过去常常,be used for,be used as,2.填空,The light bulb _(

7、invent)by Edison.It_(use)for_(give)us more time to study and play.He _(invent)more than two thousand _(invent)in his life.So he was a great _(invent).,was invented,is used,giving,invented,inventor,inventions,My father is quite used to _(drive)in such a busy street like this.These books are used _ st

8、udents _ tool books.(for,as,by,to)邮票被用来寄信。Stamps _ _ _ _letters.English and French_ in Canada.Chinese _ Chinese.(speak)The telephone was invented in 1876.But who_(invent)it?,driving,by as,are used for sending/posting,are spoken,speak,invented,链接,The telephone was invented by Bell.,be invented in be

9、invented bybe used for,Practice like this,-When was _ invented?-It was invented in_.-Who was it invented by?-It was invented by_?-Whats it used for?-Its used for_,1880 英特尔公司 John 贝尔德 莱特 1907,Do you want to become an inventor?,Crazy inventions,Crazy inventions,used for dancing,used for driving and fl

10、ying,used for walking and singing,used for living and walking,used for driving in the sea,used for driving/carrying,Make a list,Do you have any inventive ideas now?Study hard!OK?,Nobel pride,V.Helpful or annoying?,Put your choices in the table.,telephone,alarm clock,H or A?,Choose four or more inven

11、tions,including helpful ones and annoying ones,from your list.Write something about when they were invented and who they were invented by.And explain why you think they are helpful or annying.You can use“Because it can be used for”Two,Write something about your choices!,Writing,Lets see who can use

12、the phrases correctly.,Ready?Go!,Todays homework Finish theexercises in“Have a summary”._,*Finish your writing.,Have a summary.,The Passive Voice(被动语态)的构成:助动词_+_含有情态动词的被动语态的构成:_一般现在时的被动语态的构成:_一般过去时的被动语态的构成:_,be,及物动词的过去分词,情态动词+be+及物动词的过去分词,was/were+及物动词的过去分词,am/is/are+及物动词的过去分词,Teenagers should _(all

13、ow)to choose their own clothes.I _(not allow)to watch TV every night.The flowers _(water)by the students yesterday.A thief _(catch)by the police the day before yesterday.,be allowed,am not allowed,were watered,was caught,This kind of paper _(feel)very soft.So it _(sell)well.The car _(need,mend).It _

14、(can,mend)in two days.The teacher make his students do lots of homework.(变为被动语态)_,feels,sells,needs mending,can be mended,His students are made to do lots of homework.,A small boy was seen lying on the ground.(变为主动语态)_ Nobel _(think)was very rich because of two very important inventions.The accident _(happen)last night.It_(see)by an old man.,They saw a small boy lying on the ground.,was thought,happened,was seen,