初中英语人教新目标版：九年级Unit6SectionAGrammarfocus4c.pptxVIP

Whenwasitinvented?SectionA(GrammarFocus-4c)Unit6

Lead-in:Howcleanandtidyyourclassroomis!Whocleanedit?

Unit6Whenwasitinvented?passivevoiceinthesimplepasttense一般过去时的被动语态

InquiryQuestions(探究问题1.一般过去时中如何将主动句改成被动句?2.一般过去时被动语态的各种句式的结构是什么?

7.break-broke-broken8.bring-brought-brought9.steal-stole-stolen10.lock-locked-lockedCheckthePreview(预习检测)写出下列动词的过去式和过去分词1.make-made-made3.eat-ateeaten5.sell-soldsold 2.take-took-taken4.ring-rang-rung6.tell-toldtold

结构：1.一般现在时：am/is/are+v.及物过去分词2.一般过去时：was/were+v.及物过去分词PassiveVoice(被动语态)

【Haveatry】把下列的主动句变为被动句1.ManypeoplespeakEnglishintheworld.Englishisspokenbymanypeopleintheworld.2.Weplanttreeseveryyear.Treesareplantedbyuseveryyear.

CooperativeInquiry主动句变被动句的方法Ifoundawalletonthegroundyesterday.主谓宾其它Awalletwasfoundbymeonthegroundyesterday.①②③④总结：主动语态被动语态宾语—→主语谓语—→was/were+P.P.主语—→(by+宾语)其它—→抄下来(合作探究1)

【Haveatry】把下列的主动句变为被动句1.Theysoldthefridgeatalowprice.Thefridgewassoldbythematalowprice.2.Mysistermadethesecakeslastnight.Thesecakesweremadebymysisterlastnight.

Itwasmadebymyson.

Howdeliciousthesoupis!Whocookedit?It_byMom.

Whatabeautifulpictureitis!Whotookit?Itby...

Howcleantheclothesare!Whowashedthem?Theyby...

肯定句句式结构：主语+was/were+过去分词+(by..)否定句：was/were后加not 一般疑问句：将was/were__提前放句首。特殊疑问句句式结构：疑问词+was/were+主语+过去分词+(by...)?CooperativeInquiry各种句式构成Whenwasthecarinvented?合探究2)

1.Theysoldthefridgeatalowprice.Thefridgewassoldatalowprice.2.Somebodystolemycamerafrommyhotelroom.Mycamerawasstolenfrommyhotelroom.Rewrite(改写)thesentencesusingthepassivevoice.raCe

3.Wheredidyoutaket