初二英語課件一般過去時.ppt

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一般過去時 Unit10 一 一般過去時 1 用法 CB P144 145 A 表示過去的動作或狀況 句中常有表示過去的時間狀語 如 yesterday threedaysago lastmonth in1999等 Eg Iwasbornin1944 Wherewereyouyesterdaymorning WebothwatchedTVlastnight Didyoumeetyourfriendthismorning B 表示過去一段時間內(nèi)經(jīng)?；蚍磸?fù)發(fā)生的動作 句子中常帶有everyday often always sometimes等時間狀語 eg Belloftenvisitedhisuncle sfarm WhenTomandJohnwereatschool theysometimesplayedfootballtogether 2 一般過去時的構(gòu)成1 動詞be的一般過去時 動詞be的過去有兩種形式 第一人稱單數(shù)和第三人稱單數(shù)用was 其余的人稱用were eg Iwaslateyesterday HewasinShanghailastmonth 一般過去時的肯定式 否定式和疑問式的結(jié)構(gòu)與一般現(xiàn)在時的結(jié)構(gòu)是相同的 2 否定式 P83 SHB 主語 系動詞was were not Wasnot wasn twerenot weren tDotheexercise SHBP83 1 答案 was was were were was was was was was was was was were were was were was Dotheexercise SHBP84 2 答案 1 Thereweren tmanycarsfiftyyearsago Nowtherearethousands 2 Therewerethousandsoftreesfiftyyearsago Nowtherearen tmany 3 Therewereonlytengoodhousesfiftyyearsago Nowtherearehundreds 4 Therewasalotoffreshairfiftyyearsago Nowthereisn tmuch 5 Therewasalotofgrassfiftyyearsago Nowthereisn tmuch 3 疑問式 P84Was Were 主 回答 Yes hewas No hewasn t 4 特殊疑問句 SHBP85疑問詞 was were 主 Doheexercise1 SHBP85 3 答案 1 WhowasNapoleon IthinkhewasaFrenchmusician No hewasn t HewasaFrenchgeneral 2 WhatnationalitywasEinstein IthinkhewasAmerican No hewasn t HewasGerman 3 WhatnationalitywasCleopatra IthinkshewasItalian No shewasn t ShewasEgyptian 4 WhatnationalitywasPlatoandAristotle IthinktheywereFrench No theyweren t TheywereGreek 5 WherewasMozartfrom IthinkhewasfromGermany No Hewasn t HewasfromAustria Dotheexercise2 CBp145 4 1 Whowaswithyou Mygirlfriendwaswithme 2 Whatfilmwasit ItwasTheLastEmperor 3 Whowasinit PeterO TooleandChenChongwereinit 4 Whowasthedirector ThedirectorwasBernadoBertolucci 5 Whatkindoffilmwasit Itwasahistoryfilm 6 Whichcinemawereyouin WewereintheCapital 7 Howmuchwerethetickets Theywere5yuaneach 8 Wherewereyourseats Ourseatswerenearthefront 9 Wasitagoodfilm Yes itwasverygood 10 Whatwasitabout ItwasabouttheLastEmperorinChinesehistory 二 行為動詞的一般過去時 1 行為動詞的過去式有規(guī)則變化和不規(guī)則變化兩種 規(guī)則動詞的過去式是在動詞原形后加 ed構(gòu)成 1 在動詞后加 ed如 worked helped stayed called wanted needed t d id 2 以e結(jié)尾的動詞只加 dhoped liked believed lived 3 以輔音字母 y結(jié)尾的動詞先將y變?yōu)閕 再加 ed studied tried 4 以重讀閉音節(jié)結(jié)尾而末尾只有一個輔音字母的動詞 雙寫輔音字母后再加 ed 以x結(jié)尾的詞除外 如 stopped mapped planned referred admitted omitted 5 以元音字母 y結(jié)尾的詞 直接加 ed y無須改為i Obey obeyed enjoy enjoyed play playedDotheexercise SHBP86 4 5 練習(xí)4答案 1 played 2 listened 3 watched 4 opened 5 smoked 6 washed 7 answered 練習(xí)5答案 cry cried help helped die died love lived hate hated try tried like liked finish finished arrive arrived call called marry married enjoy enjoyed stay stayed repair repaired mend mended need neededexpect expected happen happened stop stopped depart departed watch watched 2 不規(guī)則動詞的過去式看SHBP167 168 Dotheexercise CBP146 6 P157 1 P157 1 答案 1 looked 2 decided 3 laughed 4 turned 5 tripped smashed 6 shouted 7 walked 8 dropt dropped 3 肯定式 SHBP86 主 動詞的過去式 4 否定式主 助動詞did 動詞原形 行為動詞一般過去式的否定式 要使用助動詞do的過去式did 后面的謂語動詞用原形 Didnot didn t Dotheexercise SHBP87 6 練習(xí)6答案 1 Annalikedthefilm butPeterdidn tlikeit 2 SusanstudiedFrench butJuliedidnotstudyit 3 Janewatchedprogramme butPhillipdidn twatchit 5 一般疑問句 SHB P87 助動詞Did 主 動詞原形 Yes 主 didNo 主 didn t 6 特殊疑問句 疑問詞 did 主 動詞原形 eg Wheredidyouwork Weworkedinafactory Dotheexercise SHBP87 7 答案 1 didsheplayed 2 casesdidhecarry 3 didtheystart 4 didsheborrowthebike 5 didherepeattheexercise 6 hoteldidtheystayin Dotheexercise SHBP88 7 答案 1 Theyarrivedatquartertonine 2 Hediedlastweek 3 Shewaitedforhalfanhour 4 Iwatchedahistoryfilm 5 Irememberedeverything 6 Italkedtothemanager 7 Hecookedfish 8 Theywalkedthreekilometers 三 倒裝句So be do 主語在英語中 由于語言變化的需要 常常使用倒裝結(jié)構(gòu) 倒裝結(jié)構(gòu)的種類較多 但在結(jié)構(gòu)上卻有共同之處 即將謂語動詞或謂語的一部分 如助動詞 情態(tài)動詞 等移至主語的前面 為了避免語言的重復(fù) 可以使用so be do 主語這樣的倒裝句 eg Hehassupperatseveno clock andsodoI SheisFrench andsoamI Theywerelate andsowerewe HewenttoIndialastyear andsodidshe Dotheexercise SHBP89 9 答案 1 sodidmy 2 sowere 3 soam 4 sodid 5 sodoes 6 sowill四 課文學(xué)習(xí) 1 CBP144 1 2 CBP146 5 3 CBP149 1 4 CBP151 1 2 3 4 6 7