九年级英语上册-Unit-4-Amazing-Science-Topic-1-When-was-it

Unit4AmazingScience

Topic1Whenwasitinvented?SectionA

1/22isspokenbyShespeaksChinese.

isspokenbyHespeaksEnglish.EnglishEnglish.Hehim.ChineseChinese.Sheher.被动语态(PassiveVoice)be+done主动语态：主语+动词+宾语

被动语态：主语+be+过去分词+by+宾语2/22Manypeopleusecomputers.Computers_____________by________________.Theworkersplanttreesinthegarden.Trees____________inthegarden____theworkers.areusedmanypeopleareplantedbyCanyoutry？3/22Exercise1.Trees__________(water)inourschooleverythreedays.2.Thezoo___________(visit)bylotsofchildrenonweekends.3.AJourneytoWest________(show)onCCTVeverysummer.4.OnChristmasDay,childrenwakeupearlyandcan’twait______(open)theboxesofpresents.

5.We’llhaveachance_____(see)theflowershowthisweekend.toopenisshownarewateredtoseeisvisited4/22A:What’sthe

lock

madeof?B:It’smadeof

metal.A:What’situsedfor?B:It’susedfor

locking

thedoor.n.锁v.（用锁）锁上，被锁住2Followtheexampletomakeupsimilarconversations.lock/metal5/22A:What’sthepaper

madefrom?B:It’s

madefrom

wood.A:What’situsedfor?B:It’susedfor

writingon.paper/wood6/22computerdesk/woodchopsticks/bamboosweater/cottonwatch/metal7/22bemadeof由某种物质做成(看得出原材料，物理过程)bemadefrom由某种物质制成(看不出原材料，化学过程)bemadeupof由几部分组成bemadein在某地/某时制造bemadeby由某人制造bemadeinto被制成12Languagepoints8/22A.What’sitmadeof?B.It’smadeofmetal.A.Doyouknowwhatitisusedfor?B.

It’susedforsendingsatellitesorspaceshipsintospace.Wow!Amodelrocket!

1aListen,lookandsay.9/22WhyisJaneunhappy?BecauseJanewasnotallowedtoplaycomputergameslastnight.

allowv.允许1.allowsb.todosth.允许某人做某事2.allowdoingsth.允许做某事3.beallowedtodosth.被允许做某事10/22聚焦普通过去时被动语态结构:助动词(was/were)+及物动词过去分词1.必定句式：主语+was/were+v.-ed2.否定句式：主语+was/were+not+v.-ed3.普通疑问句式：Was/Were+主语+vt.-ed4.特殊疑问句式：疑问词W/H+was/were+主语+v.-edE.g.Ane-mailwassenttoherfriendbyJaneyesterday.

Ane-mailwasn’tsenttoherfriendbyJaneyesterday.

Wasane-mailsenttoherfriendbyJaneyesterday?

Whowasthee-mailsenttobyJaneyesterday?Let’ssumuptogether.11/221bListento1aandmarkT(True)orF(False).Janeisunhappybecauseshewasnotallowedtogotoapartylastnight.()Kangkang’sfathermadeamodelrocketforhim.()Therocketismadeofmetal.()Arocketisusedforsendingsatellitesorspaceshipsintospace.()FFTT12/221cRead1aandanswerthefollowingquestions.

1.WhydidKankangaskJanenottospendtoomuchtimeoncomputergames?

It’sbadforherhealthifshespendstoomuchtimeonthem.tootiredheadachesoreeyes13/222.What’sarocketusedfor?

It’s

usedforsendingsatellitesorspaceshipsintospace.beusedfor被用来做beusedtodo被用来做beusedas被用作usedtodosth.过去常做beusedtodoingsth.习惯于做14/223.WhotaughtKangkangsomeknowledgeaboutspaceships?

Mr.Brown.4.

What’sKangkang’sdream?

Hewisheshecouldgointospace

someday.

someday----某一天，总有一天(未来)e.g.IwishIcouldhavemyownhousesomeday.Ihopehisdreamwillcometrue.

cometrue----变成真,实现realize/etrue15/223aA.Listentotheconversationsandnumberthefollowingpictures.23116/223aB.Listenagainandcompletethetable.

InventionItemlaptopcellphonedigitalcameraMaterialUsageYearcountryplasticplasticmetalandplasticstudy,workandplaycommunicatetakephotosaround19851973around1975JapanAmericaAmerica17/223bWorkinpairs.Askandanswerquestionsbasedonthetablein3awithpassivevoice.A:Whatisalaptopmadeof?B:Itismadeofplastic.

A:What’situsedfor?B:Itisusedforstudying.A:Whenandwherewasitdeveloped?B:

ItwasdevelopedinJapanin1985.Example:Focusonthemeaningincommunication.Don’tbeafraidofmakingmistakes.

18/22Changethefollowingsentences.1.Mymotherallowsmetousehercellphone.(改为被动语态)I________________usemymother’scellphone.2.Arocketisusedforlaunchingsatellitesandspaceships.(就画线部分提问)

_______arocket______?3.Thedigitalcamerawasinventedin1975.(就划线部分提问)________thedigitalcamera_______?4.Maybeheisaninventor.(改为同义句)

He________aninventor.amallowedto

WhatisusedforWhenwas

inventedmaybe

Exercises19/22SummaryWelearn:

1.Somewords:

lock,rocket,metal,satellite,spaceship

2.Somephrases:

bemadeof,beusedof,someday,cometrue

3.Somesentences:

(1)IwishIcouldgointospacesomeday.(2)Ihopeyourdreamwillcometrue.(3)-Whatisarocketusedfor?-It’susedfor