九年級(jí)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(dòng)語態(tài)與被動(dòng)語態(tài) 英語動(dòng)詞有兩種語態(tài) 即主動(dòng)語態(tài) TheActiveVoice 與被動(dòng)語態(tài) ThePassiveVoice 主動(dòng)語態(tài)表示主語是動(dòng)作的執(zhí)行者 被動(dòng)語態(tài)表示主語是動(dòng)作的承受者 主動(dòng)語態(tài) 被動(dòng)語態(tài) 主動(dòng)語態(tài) 被動(dòng)語態(tài) 29 e gManypeoplespeakEnglish 主動(dòng)語態(tài)變被動(dòng)語態(tài)的步驟 1 主動(dòng)語態(tài)的賓語變?yōu)楸粍?dòng)語態(tài)的主語 2 主動(dòng)句的謂語動(dòng)詞變?yōu)楸粍?dòng)結(jié)構(gòu) 3 主動(dòng)句的主語變?yōu)楸粍?dòng)句的賓語 由by引出 當(dāng)不強(qiáng)調(diào)動(dòng)作的執(zhí)行者時(shí) 常省略 4 其它成分不變 30 變被動(dòng)語態(tài)時(shí)需要注意的事項(xiàng) 一變二套三注意 賓變主 主變賓 賓語前面by跟 謂語動(dòng)詞變過分 不忘前面be動(dòng)詞跟 套時(shí)態(tài) 主被動(dòng)時(shí)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(shí)態(tài)的被動(dòng)語態(tài)的構(gòu)成 1 一般現(xiàn)在時(shí)態(tài)am is are 過去分詞2 一般過去時(shí)態(tài)was were 過去分詞3 一般將來時(shí)態(tài)will am is aregoingto be 過去分詞4 過去將來時(shí)態(tài)would was weregoingto be 過去分詞5 現(xiàn)在完成時(shí)態(tài)have has been 過去分詞6 過去完成時(shí)態(tài)had been 過去分詞7 現(xiàn)在進(jìn)行時(shí)態(tài)am is are being 過去分詞8 過去進(jìn)行時(shí)態(tài)was were being 過去分詞9 含情態(tài)動(dòng)詞的情態(tài)動(dòng)詞 be 過去分詞 32 所有時(shí)態(tài)的被動(dòng)語態(tài)否定就是在最前面的助動(dòng)詞后加not疑問就是把最前面的助動(dòng)詞提前 Manytreesarenotbeingplantednow Aremanytreesbeingplantednow 33 把下列的句子變?yōu)楸粍?dòng)語態(tài)的句子 1 TheyspeakEnglishinCanada 2 Peopleusedwoodformakingtables 3 TheyaremakingcomputersintheUSA EnglishisspokeninCanada bythem Woodwasusedformakingtables ComputersarebeingmadeintheUSA 把被動(dòng)句變否定 Computersaren tbeingmadeintheUSA 34 4 TheyhavegrownriceinSouthChina 5 Wemustplantmoretreesnextyear 6 Iamgoingtocleanourclassroomtomorrow Moretreesmustbeplantednextyear Ourclassroomisgoingtobecleanedtomorrow RicehasbeengrowninSouthChina 把被動(dòng)句變疑問 HasricebeengrowninSouthChina 35 變被動(dòng)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?dòng)時(shí)加上to eg Weoftenseehimplaybasketball Heisoftenseentoplaybasketballbyus Thebossmadethechildrenworkforlong Thechildrenweremadetoworkforlongbytheboss 37 三 注意動(dòng)詞短語的 ?？嫉降膭?dòng)詞短語有 完整性 takecareof lookafter listento speakto eg 1 Weshouldspeaktotheoldpolitely Theoldshouldbespokentopolitely 2 Thenursetakesgoodcareofthebaby Thebabyistakengoodcareofbythenurse 38 四 無被動(dòng)語態(tài)的動(dòng)詞 不及物動(dòng)詞及系動(dòng)詞 happen takeplace die rise cometrue comeout eg 1 Anaccident happen justnow happened 2 I msurethatmydream cometrue somedayinthefuture willcome