人教版九年級(jí)全冊(cè)Unit 6 when was it invented？SectionA1 1a-2d 課件

Unit6whenwasitinvented?

SectionA11a—2dFourgreatinventions

compassgunpowder

printingpapermaking[?k?mp?s]羅盤(pán)，圓規(guī)，指南針、界限AlexanderBell亞歷山大貝爾KarlBenz卡爾奔馳J.L.Baird貝爾德Johnvonneuman約翰·馮·諾伊曼說(shuō)說(shuō)電視、汽車(chē)、計(jì)算機(jī)、電話(huà)是誰(shuí)發(fā)明的？

1876188519271971abcdWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)：was/were+及物動(dòng)詞-ed形式1a

Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].1

2

3

4

4A:IthinktheTVwasinventedbeforethecar.B:Well,IthinktheTVwasinventedafterthecar.√1c

StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.Forexample:Bellinventedthefirsttelephonein1876.Thefirsttelephonewasinvented

(byBell)in1876.Pleasedesignquestionsbasedonmaterialandanswerthem.Forexample:Whenwastelephoneinvented?Itwasinventedin1876Wascomputerinventedin1971?Yes,itwas.1.這座橋是1968年修的。2.我的詞典是前天買(mǎi)的。3.這些小車(chē)是上個(gè)世紀(jì)制造的。4.那些西紅柿是去年種植的。Thebridgewasbuiltin1968.Mydictionarywasboughtthedaybeforeyesterday.Thesecarsweremadelastcentury.Thetomatoeswereplantedlastyear.翻譯句子一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)：was/were+及物動(dòng)詞-ed形式一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)：was/were+及物動(dòng)詞-ed形式2a

Listenandnumbertheinventions[1-3]intheorderyouhearthem.3212b

Listenagainandcompletethechart.InventionWhatisit/aretheyusedfor?shoeswithspecialheels

thestyleoftheshoesshoeswithlightsSeeing

hotice-creamscoopreallycoldice-creamchanginginthedarkserving

stylen.樣式,款式instyle流行的,時(shí)髦的outofstyle過(guò)時(shí)的thestyleof….……的樣式\款式beusedfor被用做于

……

beusedfordoingsth.beusedtodosth.可以用來(lái)表目的、用途被用來(lái)做某事根據(jù)聽(tīng)力材料，學(xué)生設(shè)計(jì)問(wèn)題，并回答2d

Listento2d,Answerthefollowingquestions.Whatwasshoeswithlightsusedfor?Wasshoeswithlightsusedtomovetheheelsupanddown?

Roleplay帶有后跟的鞋子是用來(lái)做什么的。

2)在那個(gè)時(shí)候，計(jì)算機(jī)還沒(méi)有被廣泛使用。

____________,computer__________________.Exerciseatthattimewasn’tusedwidelyWhat

shoeswithhe