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1、一般过去时用法1.概念：表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用。一般过去时也表示过去经常或反复发生的动作。2、一般过去时时间状语：Ago（twohoursago（一段时间+ago），yesterday（句子开头或结尾），thedaybeforeyesterday,lastweek,last(year,night,month…)，具体时间（如Jan.fourth),justnow,attheageof,oneday,longago,onceuponatime，andsoon,thismorning，longlonga
2、go（很久以前），theotherday（前几天）。3.基本构成：A.含有Be动词的一般过去时：Be动词在一般过去时中的变化：⑴am和is在一般过去时中变为was（否定式：wasnot=wasn’t）。例如：Iwasateacherlastyear.→Iwasnot/wasn’tateacherlastyear.⑵are在一般过去时中变为were（否定式：werenot=weren’t）。例如：Youwereateacherlastyear.→Youwerenot/weren’tateacherlastyear.B.句中没有be动词的一般过去
3、时：动词用相应的过去式表示，否定句和疑问句则借助助动词did构成句子。例如：Hewenthomeyesterday.→Hedidn’tgohomeyesterday.→Didhegohomeyesterday?4.动词过去式变化规则：1．一般在动词末尾加-ed,如：work—worked.2．结尾是e加d,如：live—lived.3．末尾只有一个元音字母和一个辅音字母的重读闭音节，应双写末尾的辅音字母，再加-ed,如：stop—stopped.4．以“辅音字母y”结尾的，变y为i，再加-ed，如：study—studied.5.不规则动词过
4、去式：am,is-was,are-were,do-didbuy-boughtsee-saw,say-said,give-gave,get-gotbring-broughtgo-went,come-came,have-had,eat-atesend-senttake-took,run-ran,sing-sang,put-putthink-thoughtmake-made,read-read,write-wrote,draw-drewteach-taughtdrink-drank,swim-swam,sit-satblow-blewcatch-c
5、aught跟踪练习1一、写出下列动词的过去式1.go_________2.enjoy________3.teach__________4,write________5.have________6.is_________7.are_________8.want_________9.talk_________跟踪练习2一、单项选择：从下列各题后所给的四个选项中选择最佳答案填空。()1．Myfather＿＿＿＿＿＿illyesterday．A．isn'tB．aren'tC．wasn'tD．weren't()2．＿yourparentsathomel
6、astweek﹖A．IsB．WasC．AreD．Were()3．Thetwins＿inDalianlastyear．They＿herenow．A．are;wereB．were;areC．was;areD．were;was()4.＿＿＿＿＿＿yourfatheratworktheday＿＿＿＿＿yesterday(前天）﹖A．Was;beforeB．Is;beforeC．Was;afterD．Is;after()5.—WhowasondutylastFriday﹖—＿＿＿．A．IamB．IwasC．Yes,IwasD．No,Iwasn't()6
7、.Icleanedmyclassroom___________.AwiththreehoursBthreehoursagoCinthreehoursDthreehoursbefore()7.Icame_______myhousetwodaysago.AbackonBbacktoCtobackDback()8.___________?Hedidsomereadingathome.AWhatdoesyourfatherdoyesterdayeveningBWhatdoesyourbrotherdointheschoolCWhatdidyourbr
8、otherdoovertheweekendDWheredidyourbrothergolastSunday()9.Whatdidyoudo________?Iwen
