2023学年完整公开课版九年级上册Unit6Whenwasitinventedgrammarfocus

Whenwasthezipperinvented?Itwasinventedin1893.Whowasitinventedby?ItwasinventedbyWhitcombJudson.WhenwasteabroughttoKorea?ItwasbroughttoKoreaduringthe6thand7thcenturies.Whatisthehotice-creamscoopusedfor?It’susedforservingreallycoldice-cream.Active:AlexanderGrahamBellinventedthetelephonein1876.Passive:Thetelephonewasinvented(byAlexanderGrahamBell)in1876.GrammarFocusPassivevoiceinthesimplepasttense一、一般过去时被动语态一般过去时被动语态的结构为“主语+was/were+及物动词的过去分词(+by+动作的执行者).”。如：Treeswereplantedlastspring.去年春天种了树。1.肯定句：主语+was/were+及物动词的过去分词+其他.e.g.Paperwasinvented

byChinesepeopletwothousandyearsago.纸是中国人在二千多年前发明的。

2.

否定句： 主语+was/werenot+及物动词的过去分词+其他.e.g.

Womenwerenotallowedtotakepartinthegamesatfirst.开始妇女不允许参加奥运会。e.g.Wasthispicturedrawnbyyoursister?这幅画是你妹妹画的吗？

3.一般疑问句：

Was/Were+主语+及物动词的过去分词+其他?4aRewritethesentencesusingthepassivevoice.原句为一般过去时态，原句的谓语动词为sold，宾语为thefridge；改为被动语态时，应将thefridge作主语，谓语动词用wassold的形式。1.Theysoldthefridgeatalowprice.Thefridgewassoldatalowprice.2.Somebodystolemycamerafrommyhotelroom.3.Wheredidyoutakethesephotos?4.Ourparentsadvisedusnottogooutalone.5.Differentwriterstranslatedthebookinto differentlanguages.Mycamerawasstolenfrommyhotelroom.Wherewerethesephotostaken?Wewereadvisednottogooutalone.Thebookwastranslatedintodifferentlanguagesbydifferentwriters.1.You____________tothepartylastnight, weren’tyou?Whydidn’tyougo?2.Theearthquakehappenedallofasudden, butluckilythevillagers_____________to asafeplace.wereinvitedeat,like,invite,tell,lock,ring,break,bringwerebrought4bCompletethesentenceswithcorrectformsoftheverbsinthebox.3.Thedoor___________whenwearrived,sowe______thebell.4.Thestudents___________nottoeator drinkinclass,butRuby______therulewhenshestartedeatingabiscuitinscience class.5.Thecookies__________bythehungrykidsinlessthan20minutes,andtheyreally_____ them.waslockedrangbrokeweretoldwereeatenliked补全下列主动句变被动句。1.Jennyputherclothesinthesuitcaselastnight. Herclothes________inthesuitcaselastnight.2.ThetwinssanganEnglishsongthatday.

AnEnglishsong____________bythetwins thatday.3.Didtheybuildabridgehereayearago?

____abridge____herebythemayearago?4.Theysoldoutthelightgreendressesyesterday.

Thelightgreendresses______________out.4cDecidewhetheractiveorpassiveformsshouldbeusedinthesesentences.Writethecorrectformsintheblanks.Thetelephone_____________(invent)byAlexanderGrahamBell.He__________(born)in1847.Mr.Bell________(work)ontheinventionofthetelephonewithThomasWatson.In1875,Mr.Bell_______(learn)howtosendmusicalnoteswasinventedwasbornworkedlearntthroughaninstrumentsimilartoatelephone.Finally,thetelephone____________(invent)in1876.Thefirstsentencethat_______