初二英语课件一般过去时.ppt

一般过去时 Unit10 一 一般过去时 1 用法 CB P144 145 A 表示过去的动作或状况 句中常有表示过去的时间状语 如 yesterday threedaysago lastmonth in1999等 Eg Iwasbornin1944 Wherewereyouyesterdaymorning WebothwatchedTVlastnight Didyoumeetyourfriendthismorning B 表示过去一段时间内经常或反复发生的动作 句子中常带有everyday often always sometimes等时间状语 eg Belloftenvisitedhisuncle sfarm WhenTomandJohnwereatschool theysometimesplayedfootballtogether 2 一般过去时的构成1 动词be的一般过去时 动词be的过去有两种形式 第一人称单数和第三人称单数用was 其余的人称用were eg Iwaslateyesterday HewasinShanghailastmonth 一般过去时的肯定式 否定式和疑问式的结构与一般现在时的结构是相同的 2 否定式 P83 SHB 主语 系动词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 疑问式 P84Was Were 主 回答 Yes hewas No hewasn t 4 特殊疑问句 SHBP85疑问词 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 行为动词的一般过去时 1 行为动词的过去式有规则变化和不规则变化两种 规则动词的过去式是在动词原形后加 ed构成 1 在动词后加 ed如 worked helped stayed called wanted needed t d id 2 以e结尾的动词只加 dhoped liked believed lived 3 以辅音字母 y结尾的动词先将y变为i 再加 ed studied tried 4 以重读闭音节结尾而末尾只有一个辅音字母的动词 双写辅音字母后再加 ed 以x结尾的词除外 如 stopped mapped planned referred admitted omitted 5 以元音字母 y结尾的词 直接加 ed y无须改为i Obey obeyed enjoy enjoyed play playedDotheexercise SHBP86 4 5 练习4答案 1 played 2 listened 3 watched 4 opened 5 smoked 6 washed 7 answered 练习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 不规则动词的过去式看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 动词的过去式 4 否定式主 助动词did 动词原形 行为动词一般过去式的否定式 要使用助动词do的过去式did 后面的谓语动词用原形 Didnot didn t Dotheexercise SHBP87 6 练习6答案 1 Annalikedthefilm butPeterdidn tlikeit 2 SusanstudiedFrench butJuliedidnotstudyit 3 Janewatchedprogramme butPhillipdidn twatchit 5 一般疑问句 SHB P87 助动词Did 主 动词原形 Yes 主 didNo 主 didn t 6 特殊疑问句 疑问词 did 主 动词原形 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 倒装句So be do 主语在英语中 由于语言变化的需要 常常使用倒装结构 倒装结构的种类较多 但在结构上却有共同之处 即将谓语动词或谓语的一部分 如助动词 情态动词 等移至主语的前面 为了避免语言的重复 可以使用so be do 主语这样的倒装句 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 课文学习 1 CBP144 1 2 CBP146 5 3 CBP149 1 4 CBP151 1 2 3 4 6 7