SectionAGrammarfocus4a—4c (8).ppt

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1、SectionAGrammarFocus-4cUnit6Whenwasitinvented?ReviewWhenwas…invented?Itwasinventedin…Whatisitusedfor?Itisusedfor…fridgen.冰箱Ithinkafridgeisthemostusefulinventioninmodernworld.translatev.翻译SheistranslatingthewordsintoEnglish.Sheisagoodtranslator.lockv.锁上；锁住Heislockingthecar.Thislockisstrong.earthq

2、uaken.地震Don’tbeafraidoftheearthquake.biscuitn.饼干Don’teattoomuchbiscuit,itisn’tgoodforyourhealth.cookien.曲奇饼干Don’teatsomuchcookie,becauseitistoosweet.instrumentn.器械；仪器；工具Therearemanykindsofinstrumentsinourschool.Whenwasthezipperinvented?Itwasinventedin1893.Whowasitinventedby?ItwasinventedbyWhitco

3、mbJudson.WhenwasteabroughttoKorea?ItwasbroughttoKoreaduringthe6thand7thcenturies.Whatisthehotice-creamscoopusedfor?It’susedforservingreallycoldice-cream.GrammarFocus一般过去时态的被动形式注意：这里be的形式决定了被动语态的时态，其后的过去分词没有变化。肯定句主语+was/were+过去分词+(by…)否定句主语+was/werenot+过去分词+(by…)一般疑问句Was/Were+主语+过去分词+(by…)?特殊疑问句疑

4、问词+was/were+主语+过去分词+(by…)?把下列句子改为被动语态。1.TheymadethesecomputersinShenzhen.Thesecomputers_________inShenzhen.2.Sheboughtanewbikeyesterday.Anewbike__________byheryesterday.weremadewasbought中考真题链接—IfeelveryhappythatI____tobethehost.—Congratulations!A.chooseB.amchosenC.waschosenD.havenchosen2.TodayCh

5、inese________bymoreandmorepeoplearoundtheworld.A.wasspoken  B.isspokenC.spoke D.speak3.—Yourhometownhaschangedalot．—Yes.Takealookatthesetallbuildings.They______lastyear．A.build B.builtC.wasbuilt D.werebuilt4.—Whyistheclassroomsodirty?—Sorry,sir.It_______yesterday.Weforgottodoit．A.don’tclean B.

6、didn’tcleanC.weren’tcleanedD.wasn’tcleaned4aRewritethesentencesusingthepassivevoice.1.Theysoldthefridgeatalowprice.Thefridgewassoldatalowprice.2.Somebodystolemycamerafrommyhotelroom.3.Wheredidyoutakethesephotos?Mycamerawasstolenbysomebodyfrommyhotelroom.Wherewerethesephotostakenbyyou?4.Ourparen

7、tsadvisedusnottogooutalone.5.Differentwriterstranslatedthebookintodifferentlanguages.Wewereadvisednottogooutalonebyourparents.Thebookwastranslatedintodifferentlanguagesbydifferentwriters.4bCompletethesentenceswiththecorrect