Unit6Whenwasitinvented？SectionAGrammarfocus-4c課件人教版九年級英語全冊

Unit6When

was

it

invented?(Period3)SectionA(GrammarFocus-4c)Tellsomethingabouthowteawasinventedbyaccidentaccordingtothemindmap.fridgelowsomebodytranslatelockringearthquaken.

冰箱adj.低的；矮的pron.

某人n.

重要人物v.翻譯v.鎖上；鎖住n.鎖v.（使）發(fā)出鐘聲或鈴聲；打電話n.地震suddenallofasuddenbellbiscuitcookiemusicalinstrumentadj.

突然（的）突然；猛地n.

鐘（聲）；鈴（聲）n.

餅干n.曲奇餅adj.

音樂的；有音樂天賦的n.器械；儀器；工具GrammarFocusWhenwasthezipperinvented?Itwasinventedin1893.Whowasitinventedby?ItwasinventedbyWhitcombJudson.WhenwasteabroughttoKorea?ItwasbroughttoKoreaduringthe6thand7thcenturies.Whatisthehotice-creamscoopusedfor?It’susedforservingreallycoldice-cream.ActiveVoice:AlexanderGrahamBellinventedthetelephonein1876.PassiveVoice:Thetelephonewasinvented(byAlexanderGrahamBell)in1876.ObserveanddiscussWhenwasthezipperinvented?Itwasinventedin1893.Whowasitinventedby?ItwasinventedbyWhitcombJudson.WhenwasteabroughttoKorea?ItwasbroughttoKoreaduringthe6thand7thcenturies.Whatisthehotice-creamscoopusedfor?It’s

usedforservingreallycoldice-cream.ActiveVoice:AlexanderGrahamBellinventedthetelephonein1876.PassiveVoice:Thetelephonewasinvented(byAlexanderGrahamBell)in1876.一般過去時的被動語態(tài)一般過去時的被動語態(tài)表示過去某一時間的被動動作或過去經(jīng)常性、習(xí)慣性的被動動作。其基本結(jié)構(gòu)是：was/were+及物動詞的過去分詞。一般過去時的被動語態(tài)1．句式結(jié)構(gòu)肯定句主語+was/were+及物動詞的過去分詞(+by...).否定句主語+was/were+not+及物動詞的過去分詞(+by...).疑問句Was/Were+主語+及物動詞的過去分詞(+by...)?特殊疑問詞+was/were+主語+及物動詞的過去分詞(+by...)?一般過去時的被動語態(tài)2．基本用法用法示例表示過去某一具體時間發(fā)生的動作，且句子的主語是謂語動詞動作的承受者。Thetreeswereplantedlastyear.這些樹是去年種的。講述發(fā)生在過去的動作，且不知道動作的執(zhí)行者。Hewasgivenarobotasabirthdaygiftlastyear.去年他收到了一個機器人作為生日禮物。一般過去時的被動語態(tài)3．含雙賓語和復(fù)合賓語的主動句變?yōu)楸粍泳涞姆椒?1)含有雙賓語的主動句變?yōu)楸粍泳鋾r，通常把指“人”的間

接賓語變?yōu)橹髡Z，而指“物”的直接賓語則不變。e.g.HegavemesomeadviceonlearningEnglish.IwasgivensomeadviceonlearningEnglish(byhim).(2)如果要把指“物”的直接賓語變?yōu)橹髡Z，則在間接賓語前加to或for。

e.g.Mymotherbroughtmeabike.Abikewasbroughttome(bymymother).一般過去時的被動語態(tài)3．含雙賓語和復(fù)合賓語的主動句變?yōu)楸粍泳涞姆椒?3)含有復(fù)合賓語的主動句變?yōu)楸粍泳鋾r，要將其中的賓語變成

主語，賓語補足語不變。e.g.JimaskedTomtofinishtheworkatonce.Tomwasasked(byJim)tofinishtheworkatonce.(4)如果賓語補足語是不帶to的動詞不定式，主動語態(tài)變成被動語態(tài)

時要加上不定式符號to。

e.g.WeoftensawJohnplaybasketballintheplayground.

Johnwasoftenseentoplaybasketballintheplayground(byus).一般過去時的被動語態(tài)e.g.Mygrandmatookgoodcareofmydog.→Mydogwastakengoodcareofbymygrandma.奶奶把我的狗照顧得很好。(其中介詞of不能漏掉)含有動詞短語的主動語態(tài)變?yōu)楸粍诱Z態(tài)時，不可丟掉構(gòu)成動詞短語的介詞或副詞。注意Paper______first______about2,000yearsagoinChina.A．is;creating B．is;createdC．has;created D．was;created 可用語法判斷法解答本題。句意：在中國，紙大約在兩千年前首先被創(chuàng)造了出來。句中的ago是一般過去時的標(biāo)志，且紙和創(chuàng)造之間是被動關(guān)系。因此本題考查的是一般過去時的被動語態(tài)，其結(jié)構(gòu)是：was/were+及物動詞的過去分詞。因此，正確答案是D。D

典例點撥一般過去時的被動語態(tài)1．Theysoldthefridgeatalowprice.2．Somebodystolemycamerafrommyhotelroom.3．Wheredidyoutakethesephotos?Rewritethesentencesusingthepassivevoice.4aThefridgewassoldatalowprice.Mycamerawasstolenfrommyhotelroom(bysomebody).Wherewerethesephotostaken?4．Ourparentsadvisedusnottogooutalone.5．Differentwriterstranslatedthebookintodifferentlanguages.Rewritethesentencesusingthepassivevoice.4aWewereadvisednottogooutalonebyourparents.Thebookwastranslatedintodifferentlanguagesbydifferentwriters.4bCompletethesentenceswiththecorrectformsoftheverbsinthebox.1．You___________tothepartylastnight,weren’tyou?Whydidn’tyougo?2．Theearthquakehappenedallofasudden,butluckilythevillagers____________toasafeplace.3．Thedoor___________whenwearrived,sowe______thebell.eatlocklikeringinvitebreaktellbringwereinvitedwerebroughtwaslockedrang4bCompletethesentenceswiththecorrectformsoftheverbsinthebox.4．Thestudents_________nottoeatordrinkinclass,butRuby_______therulewhenshestartedeatingabiscuitinscienceclass.5．Thecookies__________bythehungrykidsinlessthan20minutes,andtheyreally______them.eatlocklikeringinvitebreaktellbringweretoldbrokewereeatenlikedDecidewhetheractiveorpassiveformsshouldbeusedinthesesentences.Writethecorrectformsintheblanks.4cwasinventedwasbornworkedlearnedwasinventedisusedwassaid1．Theysoldthefridgeatalowprice.他們以低價出售這臺冰箱。

(1)atalowprice意為“以低價”。price常用形容詞low或high來修飾,通常與介詞at連用。e.g.Thissweaterisonsaleatalowprice.這件毛衣正以低價出售。

(2)low形容詞，意為“低的；矮的”，反義詞為high(高的)。e.g.Shejumpedoverthelowwall.

她跳過了那堵矮墻。2．Somebodystolemycamerafrommyhotelroom.

有人從我的賓館房間里偷走了我的照相機。

(1)somebody不定代詞，意為“某人”，用于肯定句中。作主語時謂語動詞用單數(shù)形式，其同義詞為someone。e.g.Thereissomebodywaitingtoseeyou.有人在等著見你。

(2)somebody還可以作名詞，意為“重要人物”。e.g.Hemustbesomebody.他肯定是個重要人物。2．

Somebodystolemycamerafrommyhotelroom.

有人從我的賓館房間里偷走了我的照相機。anybody不定代詞，意為“有人”，常用于否定句和疑問句中；用于肯定句中意為“任何人”。e.g.Isthereanybodywhocanhelpme?有人能幫我嗎？

Anybodycandotheworkwell.任何人都能把這項工作做好。拓展3．Theearthquakehappenedallof