九年級(jí)英語-unit9-Sectiona公開課課件-人教新目標(biāo)版

SectionAUnit9Whenwasitinvented?MuseumInventionMuseumHowmuchisit?18Howmuchisit?RuleOnlyonegroupthatgetsthemostscores(分?jǐn)?shù))canenterthemuseum.Guessing:Whatisit?part1Guessing:Whatisit?Guessing:Whatisit?MicrowaveovenItisusedforcookingandheatingfood(加熱)Whatfoodcanbeheatedinit?Whatisitusedfor?Itisusedforcounting.calculatorWhataretheyusedfor?Theyareusedforgivinglight.lightbulbsWhatis/are…usedfor?It’s/They’re…usedfor…part2alarmclockIt’sanannoyinginvention.BecauseitwakesmeupwhenI’msleeping.Ithinkcomputeristhemosthelpfulinvention.BecauseithelpsmesearchtheinformationthatIneed.part3Asurvey:Whatdoyouthinkisthemosthelpful/annoyinginventions?NameHelpfulinventionsWhyAnnoyinginventionswhyUsefulexpressions:A:Whatdoyouthinkisthemosthelpful/annoyinginvention?B:Ithinkthemosthelpfulinventionis…A:Whyisthat?B:Well,itgives/helpspeople…part4Whowas

(telephone)invented

by?Itwasinvented

by

Bell.HenryFordEdisonBellTs’aiLunWrightbrothersfisherinventorsinventionsPapermakingPlaneWashingmachineLightbulbCarTelephone19761971197619271885Whenwasitinvented?1bListenandmatchtheinventionswiththedates.abedc18761885192719711976dabec18761885192719711976part5Whenwas

thecarinvented?Itwasinventedin1885.ChineseinventionsHowmanyinventionsdoyouknow?Groupwork:WhatWhenWhoBeusedforPrintingTangDynasty

朝代ChineseMakingcopiesbattery-operatedslippersheatedicecreamscoopshoeswithadjustableheels電池供電的拖鞋加熱的冰激凌勺可調(diào)節(jié)后跟的鞋2aListenandnumbertheinventionsintheorderthatyouhear.3122bListenagain.Matchtheinventionswiththeirinventorsanduses.Inventionshoeswithadjustableheelsbattery-operatedslippersheatedicecreamscoopWhowasit/weretheyinventedby?ChelseaLanmonJayceCoziarandJamieEllsworthJulieThompsonWhatisit/aretheyusedfor?scoopingreallycoldicecreamseeinginthedarkchangingthestyleoftheshoesmusiccandleactivityglassestemperaturecupChallenge:Trytobeaninventor!Welcome!GrammarFocus(P69)Thepassivevoice被動(dòng)語態(tài)在被動(dòng)語態(tài)的句子中,謂語部分的結(jié)構(gòu)是be+過去分詞。被動(dòng)語態(tài)的句子的時(shí)態(tài)變化反映在be動(dòng)詞上。也就是說,把一個(gè)句子做成被動(dòng)語態(tài)的句子,只需要寫出be動(dòng)詞的所需時(shí)態(tài),再加上所給動(dòng)詞的過去分詞就行了。當(dāng)然,這只是指謂語部分而言。我們知道,be動(dòng)詞作為一個(gè)獨(dú)立的謂語動(dòng)詞有自己現(xiàn)在分詞(being)和過去分詞(been)。那么,下面我們來看看be在各種時(shí)態(tài)中的變化形式：一般現(xiàn)在時(shí)am/is/are

一般過去時(shí)was/were

一般將來時(shí)shall/will+be

過去將來時(shí)would/should+be

現(xiàn)在進(jìn)行時(shí)am/is/are+being

過去進(jìn)行時(shí)was/were+being

現(xiàn)在完成時(shí)have/has+been

過去完成時(shí)had+been重點(diǎn)句型

1.

Who

was

the

telephone

invented

by?

It

was

invented

by

Bell.

電話是誰發(fā)明的？

電話是貝爾發(fā)明的。

2.

When

were

electric

slippers

invented?

They

were

invented

last

year.

電拖鞋是什么時(shí)候被發(fā)明的？它們是去年被發(fā)明的。

3.

What

are

they

used

for?

它們是用來做什么的？

4.

They

are

used

for

seeing

in

the

dark.

它們是用來在黑暗中看