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1、一般现在时1.用法：经常性的和习惯性的动作2.常用时间状语：usually,sometimes,inspring,everyday,fromtimetotime,inthemorning3.动词构成：动词原型.work动词+S.（主语是第三人称单数）works4.否定构成：don’t+动原doesn’t+动原5.一般疑问句：1）Do+主语+动原+其它？Yes,I/we/you/theydo.No,I/we/you/theydon’t.2）Does+主语+动原+其它？Yes,he/she/itdoesNo,he/she/itdoesn’t.1、lilydoesherhomeworkbyhe
2、rselfeveryday.lilydoesn’tdoherhomeworkbyherselfeveryday.(否定句)Doeslilydoherhomeworkbyherselfeveryday?(一般疑问句)Yes,shedoes.(肯定回答)No,shedoesn’t.(否定回答)Theystudyhardatschool.Theydon’tstudyhardatschool.(否定句)DoTheystudyhardatschool.?(一般疑问句)Yes,theydo.(肯定回答)No,theydon’t..(否定回答)Lileioftenstudieshardinallhis
3、lessons.Lileioftenhardinallhislessons..(否定句)Lileioftenhardinallhislessons?(一般疑问句)Yes,.(肯定回答)No,he..(否定回答)4.Hehassomefriendsinourschool.Hefriendsinourschool..(否定句)hefriendsinourschool?(一般疑问句)Doesn’tstudyDoesstudyhedoesdoesn;tdoesn’thaveanyDoeshaveany1.用法：过去时间发生的或过去经常性的动作2.常用时间状语：yesterday,lastnigh
4、t,twodaysago,in2000,atthattime,beforeliberation，when等引导的含过去时的句子。3.动词构成：动词（--ed）worked4.否定构成：didn’t+动原didn’twork一般疑问构成：Did+主语+动原+其它？Yes,主语/did.No,主语didn’t.一般过去时Theystudiedhardinourschoolatthattime.Theydidn’tstudyhardinourschoolatthattime.(否定句)Didtheystudyhardinourschoolatthattime?(一般疑问句)Yes,theydi
5、d.（肯定回答）No,theydidn’t.（否定回答）2、Lucydidherhomeworkathome.（改否定句）Lucy_______________herhomeworkathome.3、Hefoundsomemeatinthefridge（冰箱）.（变一般疑问句)___________he_____________________meatinthefridge?4、Therewassomeorangeinthecup.（变一般疑问句)_______there_______orangeinthecup?5.Frankreadaninterestingbookabouthist
6、ory.（一般疑问句）_______Frank_______aninterestingbookabouthistory?6.Myfamilywenttothebeachlastweek.（划线提问）________________________family_______lastweek?7.Sallyoftendoessomereadinginthemorning.（否定句）Sally_______often______somereadinginthemorning.diddidn’tdoDidFindanyfindanyWasanyDidreadWheredidyourgodoesn
7、’tdo1.用法:1)发生在过去的动作且对现在仍有影响的动作，强调对现在的影响.2)从过去一直延续到现在的动作2.常用时间状语：already,just,never,before,recently,inthepastfewyears,ever,sofar,since+过去时间/句子,for+段时间3.动词构成：have/has+过去分词(--ed)have/hasworked4.否定构成：have/hasnot+过去分词(--ed)
