九年級英語Unit When was it invented Section_A_人教版新目標(biāo)ppt課件.ppt

Whenwasitinvented Unit6 1 Unit6 Doyouknowsomeinventions Whataretheyusedfor 1a 2b 2 Whatis are usedfor It s They re usedfor 3 A Whenwasthe invented B Ithinkitwasinventedin 1a 1c 1976 1885 1876 1927 1971 4 A Whatisthe usedfor B Itisusedfor talkingwithpeople talkwithpeople 5 A Whatisthe usedfor B Itisusedfor study studying 6 A Whatisthe usedfor B Itisusedfor count counting 7 Whataretheyusedfor Theyareusedforgivinglight lightbulbs 8 Whoinventedthecar inventedthecar KarlBenz KarlBenz Thecar by wasinventedhim 1885 Whenwasitinvented wasinvented 1971 It in 9 1971 Bell A Whowasthetelephoneinventedby B Itwasinventedby A Whenwasitinvented B Ithinkitwasinventedin 10 alarmclock It sanannoyinginvention BecauseitwakesmeupwhenI msleeping 11 Ithinkcomputeristhemosthelpfulinvention BecauseithelpsmesearchtheinformationthatIneed 12 inventions highheels adjustableheels adjustable可調(diào)整的 13 inventions icecreamscoop heat加熱 scoop 14 inventions slippers abattery batteries operate操作 15 Whoweretheyinventedby Whataretheyusedfor adjustable可調(diào)整的 operate操作 heat加熱 16 Listening Listenandnumbertheinventionsintheorderthatyouhear 17 2a 3 1 2 18 19 Listenagainandfillintheblankswiththewordsyouhear 2b 20 A Whatarethose B Theyarebattery operatedslippers A aretheyusedfor What B They forseeinginthedark A That scool weretheyinvented B JulieThompson Andlookatthisheated A Iknowwhatit sfor It susedfor outreallycoldicecream are used Who by cold ice cream scooping 21 B Right It byChelsea A Myfavoritearethoseshoeswith heels Youknow youcanmovetheheels and up down Theywereinvented JayceCoziar andJamieEllsworth was invented adjustable by B Andwhataretheyusedfor A Well youcanchangethe ofyourshoes Youcan theshoesgo fromcasualtodressy Lanmon style make 22 shoeswithadjustableheels Whatarethey Whoweretheyinventedby JayceCoziarandJamieEllsworth changingthestyleoftheshoes Whataretheyusedfor Practice 23 battery operatedslippers JulieThompson seeinginthedark Whatarethey Whoweretheyinventedby Whataretheyusedfor 24 heatedicecreamscoop ChelseaLanmon scoopingcoldicecream Whatisit Whowasitinventedby Whatisitusedfor 25 用 invented 或 usedfor 填空 1 Whatareelectricslippers 2 Whowereshoeswithadjustableheels by 3 Whenwastea 4 Whataremicrowaveovens 5 Whenwerepotatochips EXERCISES usedfor invented usedfor invented invented 26 A Look Thislookssointeresting B Ah it sagreatinventionofChina A Really When it B Ithinkit inHanDynasty 漢朝 A What it for B Guess A it forholdingwater B No It fortestingearthquakes A Wow it sreallyamazing was invented was invented is used Is used is used 27 abacusinthesixcenturyChinesecalculating PAIRWORK WhattelescopeWhen1609WhoGalileoUsewatchingstars 28 主動語態(tài)與被動語態(tài) 英語動詞有兩種語態(tài) 即主動語態(tài) TheActiveVoice 與被動語態(tài) ThePassiveVoice 主動語態(tài)表示主語是動作的執(zhí)行者 被動語態(tài)表示主語是動作的承受者 主動語態(tài) 被動語態(tài) 主動語態(tài) 被動語態(tài) 29 e gManypeoplespeakEnglish 主動語態(tài)變被動語態(tài)的步驟 1 主動語態(tài)的賓語變?yōu)楸粍诱Z態(tài)的主語 2 主動句的謂語動詞變?yōu)楸粍咏Y(jié)構(gòu) 3 主動句的主語變?yōu)楸粍泳涞馁e語 由by引出 當(dāng)不強(qiáng)調(diào)動作的執(zhí)行者時 常省略 4 其它成分不變 30 變被動語態(tài)時需要注意的事項 一變二套三注意 賓變主 主變賓 賓語前面by跟 謂語動詞變過分 不忘前面be動詞跟 套時態(tài) 主被動時態(tài)一致 注意因人稱的變化而引起的主謂一致問題 31 各種時態(tài)的被動語態(tài)的構(gòu)成 1 一般現(xiàn)在時態(tài)am is are 過去分詞2 一般過去時態(tài)was were 過去分詞3 一般將來時態(tài)will am is aregoingto be 過去分詞4 過去將來時態(tài)would was weregoingto be 過去分詞5 現(xiàn)在完成時態(tài)have has been 過去分詞6 過去完成時態(tài)had been 過去分詞7 現(xiàn)在進(jìn)行時態(tài)am is are being 過去分詞8 過去進(jìn)行時態(tài)was were being 過去分詞9 含情態(tài)動詞的情態(tài)動詞 be 過去分詞 32 所有時態(tài)的被動語態(tài)否定就是在最前面的助動詞后加not疑問就是把最前面的助動詞提前 Manytreesarenotbeingplantednow Aremanytreesbeingplantednow 33 把下列的句子變?yōu)楸粍诱Z態(tài)的句子 1 TheyspeakEnglishinCanada 2 Peopleusedwoodformakingtables 3 TheyaremakingcomputersintheUSA EnglishisspokeninCanada bythem Woodwasusedformakingtables ComputersarebeingmadeintheUSA 把被動句變否定 Computersaren tbeingmadeintheUSA 34 4 TheyhavegrownriceinSouthChina 5 Wemustplantmoretreesnextyear 6 Iamgoingtocleanourclassroomtomorrow Moretreesmustbeplantednextyear Ourclassroomisgoingtobecleanedtomorrow RicehasbeengrowninSouthChina 把被動句變疑問 HasricebeengrowninSouthChina 35 變被動語態(tài)的特殊情況 一 雙賓語 buy makesbsth buy makesthforsb givesbsth givesthtosb 1 Myfatherboughtmeacomputer Acomputerwasboughtformebymyfather Iwasboughtacomputerbymyfather 2 Hegivesmeabook Abookisgiventomebyhim Iamgivenabookbyhim Sth be 過去分詞 for tosb bysb Sb be 過去分詞sth bysb 36 二 無to不定式 一感二聽三讓四看 feel listento hear let have make watch see lookat notice 變?yōu)楸粍訒r加上to eg Weoftenseehimplaybasketball Heisoftenseentoplaybasketballbyus Thebossmadethechildrenworkforlong Thechildrenweremadetoworkforlongbytheboss 37 三 注意動詞短語的 常考到的動詞短語有 完整性 takecareof lookafter listento speakto eg 1 Weshouldspeaktotheoldpolitely Theoldshouldbespokentopolitely 2 Thenursetakesgoodcareofthebaby Thebabyistakengoodcareofbythenurse 38 四 無被動語態(tài)的動詞 不及物動詞及系動詞 happen takeplace die rise cometrue comeout eg 1 Anaccident happen justnow happened 2 I msurethatmydream cometrue somedayinthefuture willcome