仁爱版九年级英语上册课件Unit4Topic1SectionB.ppt--（课件中不含音视频）

1、A:-Whats this in English?B:-Its an ice bridge.123456-Its made of ice.Choose a number!A:Whats this in English?B:Its a computer desk.A:Whats it made of?B:Its made of wood.A:Whats it used for?B:Its used for holding a computer.Look and learn.be made of.由由.制成制成(能看出原材料能看出原材料)be made from.由由.制成制成(看不出原材料看不出

2、原材料,paper,wine,bread等等)be used for doing sth 被用来被用来.(用途用途)hold 容纳容纳,抓住抓住,举办举办A:Whats the English for this?B:Its a piece of paper.A:Whats it made from?B:Its made from wood.A:Whats it used for?B:Its used for writing on.toothbrushes/plastic/brush teethred wine/grapes/drink Practice the above dialogue w

3、ith your partners.ruler/steel/measuresweater/cotton/keep warmbed/iron/sleeplift/metal/go up and downink/carbon/write in1a Look,listen and say.K:Jane,why are you unhappy?J:Because Im not allowed to play computer games.K:Its bad for you health if you spend too much time on them.J:Maybe youre right.K:L

4、ook at this.(Kangkang shows a model to Jane.)J:Wow!A model rocket!Whats it made of?K:Its made of metal.Do you know what a rocket is used for?J:Sure.Its used for sending satellites or spaceships into space.K:Youre right.Ive learned a lot about spaceships from Mr.Lee and then I made this model rocket.

5、I wish I could go into space some day.J:I hope your dream will come true.Read 1a again.And answer the questions.a.Why is Jane unhappy?b.What is bad for our health?c.Whats the model rocket d.made of?e.d.Whats a rocket used for?Listen to 2a and fill in the blanks.W:Hi,Kangkang!whats this?K:Its an MP3

6、_.W:Er.Whats it _for?K:Its used for helping us to _ our English.W:_ was it developed?K:Around _.W:_ _ was it developed?K:It was developed in Korea.Its more_ than a recorder.W:Cool!Ill buy _,too.playerusedimproveWhen1998Whereusefulone3a A.Listen to the conversations and number the following pictures.

7、2313a B.Listen again and complete the table.InventionItemlaptopcell phonedigital cameraMaterialUsageYearcountryplasticplasticmetal and plasticstudy,work and play communicatetake photosaround 19851973around 1975JapanAmericaAmerica3b Work in pairs.Ask and answer questions based on the table in 3a with

8、 passive voice.A:What is a laptop made of?B:It is made of plastic.A:Whats it used for?B:It is used for studying.A:When and where was it developed?B:It was developed in Japan in 1985.Example:Focus on the meaning in communication.Dont be afraid of making mistakes.InventionTimeCountry UseDigitalcamera(

9、)1975Americatake photosComputer ()1946Americahelp to work and studyCellphone ()1973America communicate Match the pictures with their inventions.213312When was it developed?It was developed in.Where was it developed?It was developed in.Fill in the blanks with the right prepositions.1.The desk is made

10、 _ wood.2.The red wine is made _ grapes.3.This delicious cake was made _my mother.4.Glasses is made _ glass.5.That kind of machine is made _Japan.offromofbyina computer desk a bottle of red wine-Whats this in English?a piece of paper a toothbrush -Whats this in English?a ruler a bottle of ink ink墨水墨

11、水-Whats this in English?a beda sweater-Whats this in English?a towel an MP3 -Whats this in English?You dont need to answer any questions,but you can get 2 points.Congratulations!Grammar The simple past passive voice 一般过去时被动语态一般过去时被动语态一般过去时被动语态表示过去经常性、一般过去时被动语态表示过去经常性、习惯性被动动作或过去某一时刻发生的习惯性被动动作或过去某一时刻发

12、生的被动性动作，与主动语态相比被动性动作，与主动语态相比,被动语态被动语态中主语是谓语动作的执行者。中主语是谓语动作的执行者。被动语态的构成被动语态的构成:was/were+v 过去分词过去分词 Bell invented the telephone in 1876.The telephone was invented by Bell in 1876.主动语态变被动语态的结构图主动语态变被动语态的结构图:主语主语谓语动词谓语动词过去式过去式宾语宾语时间状语时间状语主语主语谓语动词的谓语动词的过去分词过去分词宾语宾语时间状语时间状语Complete the sentences with the

13、correct forms of the verbs in the box.1.You_ to the party last night,werent you?Why didnt you go?2.2.The earthquake happened all of a sudden,but luckily the3.villagers _to a safe place.4.3.The door_when we arrived,so we _the bell.5.4.The students _ not to eat or drink in class,but Ruby6._ the rule w

14、hen she started eating a biscuit in science7.class.8.5.The cookies _by the hungry kids in less than 209.minutes,and they really _them.eat,lock,like,ring,invite,break,tell,bring were invitedwere broughtwas lockedrangwere toldbrokewere eatenliked Decide whether active or passive forms should be used i

15、n these sentences.Write the correct forms in the blanks.The telephone _(invent)by Alexander Graham Bell.He_(born)in 1847.Mr.Bell _（work）on the invention of the telephone with Thomas Watson.In 1875,Mr.Bell_(learn)how to send musical notes through an instrument similar to a telephone.Finally,the telep

16、hone _(invent)in 1876.The first sentence that _(say)on the telephone by Mr.Bell was“Mr.Watson,come here;I want to see you.”Today the telephone _(use)around the world.was inventedwas bornworkedlearnedwas saidis used was invented用所给词的正确形式填空。用所给词的正确形式填空。1.The TV _(invent)around 1927.2.They are used for _(see)in the park.3.This kite _(make)by Uncle Wang.4.Tea _(discover)a long time ago.5.Our classroom _ (should clean)every day.was invented seeingwas made was discoveredshould be cleaned