牛津译林版8BUnit3Grammar（2）课件

Unit3

Onlinetours

GrammarUnit3Onlinetours

GrammarPre-taskEnjoyasong

It’sbeenalongdaywithoutyoumyfriendAndI’lltellyouallaboutitwhenIseeyouagainWe’vecomealongwayfromwherewebeganOhI’lltellyouallaboutitwhenIseeyouagainWhenIseeyouagainPre-taskEnjoyasongIDifferencesbetweenthesimplepasttenseandthepresentperfecttense(1)Tense（时态）Structure

(结构）thesimplepasttense一般过去时thepresentperfecttense

现在完成时主语+动词过去式+其他主语+have/has+动词过去分词+其他DifferencesbetweenthesimplePre-task找出文中应用的两种主要时态Milliehada

dreamlastnight.ShedreamtoftravellingtotheUSA.MilliehasbeentotheUSA

once.Shewenttherein2013.Shehadawonderfultimethere.HeruncleisintheUSA.Hehaslivedthereforethreeyears.Pre-task找出文中应用的两种主要时态MilliDifferencesbetweenthesimplepasttenseandthepresentperfecttense(2)Tense

Concept

(概念)thesimplepasttense

thepresentperfecttense表示过去某时发生的动作，和现在

（有/没有）关系。表示过去发生的某一动作,强调和现在

（有/没有）关系。没有有Differencesbetweenthesimple1.FinishPartA&PartBonPage41byyourselves.2.Checkanswersingroupsandgiveyourreasons.

Pre-taskFinishsomeexercises1.FinishPartA&PartBonP牛津译林版8BUnit3Grammar（2）课件牛津译林版8BUnit3Grammar（2）课件Differencesbetweenthesimplepasttenseandthepresentperfecttense(3)Tense时态Thetimeexpressions(标志词)一般过去时现在完成时yesterday,Lastyear,inMay,in+过去某一年，twodaysago,justnow等already,just,yet,ever,never,recently,before,for+一段时间,since+过去的时间点,theseyears,sofar,upto/tillnow,in/during/overthepast/lastfew/threeyears

once,twice,severaltimes根据上下文语境DifferencesbetweenthesimpleWeusethepresentperfecttensetotalkaboutanactionthatstartedinthepastandcontinuestothepresent.DanielhaslivedinBeijingfortwoyears.Weusethesimplepasttensetotellwhathappenedinthepast.DanielwenttoBeijingtwoyearsago.

Differencesbetweenthesimplepasttenseandthepresentperfecttense. WeusethepresentperfecttenDanielhasboughtanewcomputer.(Danielhasanewcomputernow.)Weusethesimplepasttensetotellwhathappenedinthepast.Danielboughtanewcomputerlastmonth.Weusethepresentperfecttensetotalkabouttheresultofanaction.Whentheactionhappenedisnotveryimportant.Itmighthappenjustnoworsometimeago.DanielhasboughtanewcomputMrWuhasbeentoCanadatwice.MrWuvisitedCanadain2010and2011.Weusethesimplepasttensetotellwhathappenedinthepast.Weusethepresentperfecttensetotellhowmanytimesanactionhappenedtillnow.MrWuhasbeentoCanadatwiceLookatthepicturesandcompletethesentenceswiththekeywords.Ifyouranswersarecorrect,youcangetstars.While-taskTask1:LookandsayLookatthepicturesandcompl

keywords:yearsago,live,smalloldhouses

keywords:since1990,move,newflatskeywords:keywords:

keywords:usedto,goout,bicyclekeywords:atpresent,thegovernment,build,

railwaystation

keywords:keywords:

keywords:JayChou,is,littleboy10yearsago

keywords:now,growup

keywords:keywords:

keywords:inthepast,thevillage,poor,dirtykeywords:now,thevillage,become,rich,clean

keywords:keywords:1.FinishPartConPage41byyourselves.2.Checkanswersingroups.

Askmeforhelpifyouhaveanyquestions.

While-taskTask2:Finishexercises1.FinishPartConPage41by牛津译林版8BUnit3Grammar（2）课件Post-taskMakeanewdialogueA:Haveyoueverbeento…?B:Yes,Ihave…..A:Whendidyou…?B:….A:Howlongdidyoustaythere…?B:….A:Howmanytimes…?B:….A:Whatdidyoudothere?B:I….Post-taskMakeanewdialogueA:1.FinishPartDonPage41byyourselves.2.Checkanswersingroups.

Askmeforhelpifyouhaveanyquestions.

Post-taskFinishexercises1.FinishPartDonPage41bypassportn.护照passportn.护照

Simplepasttense

Presentperfecttense构成时间状语语境didhave/hasdoneyesterday,in1980,lastweek,…ago,justnow,theotherday等for,since,ever,never,just,yet,recent