Unit4AmazingScience

Topic1Whenwasitinvented?SectionA

isspokenbyShespeaksChinese.

isspokenbyHespeaksEnglish.EnglishEnglish.Hehim.ChineseChinese.Sheher.

被動語態(tài)(PassiveVoice)be+done主動語態(tài)：主語+動詞+賓語

被動語態(tài)：主語+be+過去分詞

+by+賓語Theworkersplanttreesinthegarden.Trees____________inthegarden____theworkers.areplantedbyCanyoutry？Theworkersplantedtreesinthegardenlastyear.Trees____________inthegarden____theworkerslastyear.wereplantedby1.Manypeopleusecomputers.Computers_____________by________________.areusedmanypeopleCanyoutry？2.ManypeopleusedcomputersonDec4th.Computers_____________by________________onDec4.wereusedmanypeopleA:What’situsedfor?B:It’susedfor

locking

thedoor.A:What’sthe

lock

madeof?B:It’smadeof

metal.n.鎖v.（用鎖）鎖上，被鎖住2Followtheexampletomakeupsimilarconversations.lock[`metl]n.金屬vt.以金屬覆蓋

metalA:What’sthepaper

madefrom?B:It’s

madefrom

wood.A:What’situsedfor?B:It’susedfor

writingon.paper/woodRemember(見P118)3.beusedas被用作(強(qiáng)調(diào)被當(dāng)做工具或手段來用）

“Lock”canbeusedasanoun.1.beusedfor…

被用來做（強(qiáng)調(diào)用途或作用）

Stampsareusedforsendingletters.2.beusedtodo…

被用來做（強(qiáng)調(diào)目的）

Thesamewordswereusedtodescribehisfeeling.4.beusedby被……

使用,by后接人或物（強(qiáng)調(diào)使用者）

Thecomputerisoftenusedbytheteacher.bemadeof

由某種物質(zhì)做成(看得出原材料，物理過程)

Thedeskismadeofwood.bemadefrom

由某種物質(zhì)制成(看不出原材料，化學(xué)過程)Thepaperismadefromwood.bemadeupof

由幾部分組成bemadein

在某地/某時(shí)制造bemadeby

由某人制造bemadeinto

被制成12Languagepointscomputerdesk/woodchopsticks/bamboosweater/cottonwatch/metalA:Whatis/are…usedfor?B:It’s/They’reusedfor

….A:Whatis/arethe

…

madeof/from?B:It’s/They’remadeof/from….Amodelrocket!

1aListen,lookandsay.A.what’sitmadeof?A.Doyouknowwhatitisusedfor?B.

It’susedforsendingsatellitesorspaceshipsintospace.B.It’smadeofmetal.注意：賓語從句用陳述句語序。1aListen,lookandsay

1bListento1aandmarkT(True)orF(False).Janeisunhappybecauseshewasnotallowedtogotoapartylastnight.()Kangkang’sfathermadeamodelrocketforhim.()Therocketismadeofmetal.()Arocketisusedforsendingsatellitesorspaceshipsintospace.()FFTTWhyisJaneunhappy?BecauseJanewasnotallowedtoplaycomputergameslastnight.

allowv.

允許1.allowsb.todosth.

允許某人做某事2.allowdoingsth.

允許做某事3.beallowedtodosth.

被允許做某事1cRead1aandanswerthefollowingquestions.

1.WhydidKankangaskJanenottospendtoomuchtimeoncomputergames?

It’sbadforherhealthifshespendstoomuchtimeonthem.spend+時(shí)間/金錢+on+sth.(in)doingsth.

把時(shí)間/金錢花在某物/做某事上…

He______15minutes_________Englishyesterday.他昨天花15分鐘讀英語。spentonreading2.What’sarocketusedfor?.

It’susedforsendingsatellitesorspaceshipsintospace.3.WhotaughtKangkangsomeknowledgeaboutspaceships?

4.

What’sKangkang’sdream?

someday----某一天，總有一天(將來)e.g.IwishIcouldhavemyownhousesomeday.變成真的,實(shí)現(xiàn)Ihopehisdreamwillcometrue.wish+that從句:表示某種強(qiáng)烈而又難以實(shí)現(xiàn)的“愿望”,hope+that從句：表示可以實(shí)現(xiàn)或能達(dá)到的“希望”.

Mr.Brown.Hewisheshecouldgointospace

someday.

Retell1a1.Janeis________becauseshe____not_____playcomputergameslastnight.2.Kangkangtoldshe____to

time__them.3._______computergames______herhealth.4.Amodelrocket

metal.Itis

for

satellitesorspaceships____space.5.Kangkang

learnedalotaboutspaceships

____

Mr.Brown.6.He

hecouldgointospace

.7.JanehopesKangkang’sdreamwill

.

unhappywasallowedtonotspendtoomuchonPlayingisbadforismadeofusedsendingintohasfromwishessomedaycometrueSummaryWelearn:

1.Somewords:

lock,rocket,metal,satellite,spaceshiplaptopdigital

2.Somephrases:beallowedtospend…ontoomuchbemadeof/from,beusedforsomeday,cometrue

3.Somesentences:

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

Wecan:Usethepassivevoice.Exercises1.Trees__________(water)inourschoolthreedaysago.2.Thezoo___________(visit)bylotsofchildrenlastSunday.3.AJourneytoWest___________(show)onCCTVlastsummerwerewateredwasvisitedwasshowedExercise1.Trees__________(water)inourschooleverythreedays.2.Thezoo___________(visit)bylotsofchildrenonweekends.3.AJourneytoWest________(show)onCCTVeverysummer.4.OnChristmasDay,childrenwakeupearlyandcan’twait______(open)theboxesofpresents.

5.We’llhaveachance_____(see)theflowershowthisweek