unit6 SectionA 1 1a-1c

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1、TherewerefourgreatinventionsinChina.Whatwerethey?compassprintingpapermakinggunpowderNowadaysSectionA1a-1cUnit9Whenwasitinvented?Mostfamilyhasit.Andyouoftenwatchitathomeonweekends.Ithasnumbersonit.Itcanbeheldinhand.Itcanhelpyouworkoutmathproblems.Youcanseei

2、tontheteacher’sdesk.ItlookslikeaTV,butitisn’t.GuessingcalculatorcomputerTVIthasnumbersonit.Youcanuseittotalkwithyourfriends.It’sexpensive.Itgoesfasterthanthebus.telephonecarInventions:Guessing:Whatisthis?Itisacar.Whenwasitinvented?Itwasinvented.in1885carin

3、1885Task1:TalkaboutinventionsIthinkthecalculatorwasinventedbefore/afterthecomputer.135421bListenandmatchtheinventionswiththedates.abedc18761885192719711976dabecadbecA:Whenwasthe_______invented?B:Itwasinventedin______.19761885187619271971Task2:1cGroupworkWh

4、enweretheyinvented?Theywereinventedin1927.TV(s)in1927Askandanswer:Whenweretheyinvented?Theywereinventedcalculatorsin1971in1971.Whenweretheyinvented?Theywereinventedcomputersin1976in1976.KarlBenzinventedthecar.______wasinventedby_______.ThecarKarlBenzWhoinv

5、entedthecar？Whowasthecarinventedby？KarlBenzTask3:Bellinventedthetelephone.___________wasinventedby___.ThetelephoneBellWhoinventedthetelephone？Whowasthetelephoneinventedby？BellKarlBenzBellEdison.Whowas______inventedby?Itwasinventedby_________.KarlBenzpairwo

6、rkthecarthetelephoneBellthelightbulbEdisonGoodtoknowA:Whenwas…invented?B:Itwasinventedin…A:Whowasitinventedby?B:Itwasinventedby...19761885197118761927KarlBenz卡尔奔驰Pascal帕斯卡Baird贝尔德Bell贝尔twoAmericaninventorsWhoweretheyinventedby?KarlBenzinventedthecar.______

7、wasinventedby_______.ThecarKarlBenz观察与思考：Edisoninventedthelightbulb.ThelightbulbwasinventedbyEdison.Bellinventedthetelephone.___________wasinventedby___.ThetelephoneBellThepassivevoice.被动语态被动语态的构成:be动词+(及物动词的)过去分词一般现在时一般过去时am(is,are)+donewas(were)+done{The

8、carwasinventedin1885.请把下列主动句变为被动句。Theyproducedthatkindofcar.Theworkersplantsometrees.Thatkindofcarwasproducedbythem.Sometreesareplantedbytheworkers.动词填空：TVs__________(invent)around1927.Thiskite_________(make)