高中英语 unit1《tales of the unexplained》grammar and usage教案1 牛津译林版必修2

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1、Unit1TalesofunexplainedGrammarandusageAims:Ⅰ.Learnthebasicformsofpresentperfecttenseandpresentperfectcontinuoustense.Ⅱ.Learntousethemindifferentsituations.Ⅲ.Learnstateverbsandactionverbsindifferentsituations.PreparingⅠ.Wordsandexpressions:latelytreasureⅡ.Analyzethefollowingsentencesandreviewpresentp

2、erfecttenseIhaveneverseenpandas.Wehavenotseenhimforalongtime.Wehavenotseenhimsince2000.(alreadyeverforjustlatelyneverrecentlysinceyetsofar)Ⅲ.Translation:你去过北京吗？你工作已完成了吗？她回来已一周了。在过去的十年里，这里发生了巨大的变化。这是我第一次来这里。这是我所看过的最好的电影。Possibleanswers:HaveyoueverbeentoBeijing?Haveyoufinishedyourworkyet?Shehasbeenbac

3、kforaweek./Itis/hasbeenaweeksinceshecameback.Greatchangeshavetakenplacehereinthepast/last10years.Thisisthefirsttime(that)Ihavebeenhere.ThisisthebestfilmthatIhaveeverseen.LearningPeriodⅠⅠ.Basicformspresentperfecttense:have/hasdonepresentperfectcontinuoustense:have/hasbeendoingⅡ.PresentperfecttenseUsa

4、geTotalkaboutthingsthathappenedintherecentpast,butareconnectedtothepresent.ThedisappearanceofJustinhasmadeKellyveryunhappy.Totalkaboutsomethingthatstartedinthepast,andisstillhappeningnow.WehavenotseenhimsincelastFridaynight.Whentheexacttimeofanactionisnotclearorimportant.Theboyhasalreadycomehome.Iha

5、ven’tseensince2002.(for+aperiodoftime)/(since+apointintime)Totalkaboutactionsthatwecompletedonlyashorttimeago.Thepolicehavejustfinishedsearchingthearea.Forrepeatedactions.SomevillagerssaythattheyhaveseenUFOsmanytimes.Ⅲ.PresentperfectcontinuoustenseUsageTotalkaboutactionsthatstartedinthepast,andarest

6、illcontinuing.Ihaven’tbeensleepingwellsinceIreturnedhome.2.Totalkaboutactionsthathavejustfinishedbutarestillconnectedtothepresentinsomeways.----Haveyoubeenwaitinglong?----Yes.Ihavebeenwaitingforanhour.Ⅳ.Exercisesonp.9Ⅴ.Homework:Workbookp.88C1PeriodⅡⅠ.Revision:presentperfecttenseandpresentperfectcont

7、inuoustenseⅡ.Differentusagesofthem1.Weusethepresentperfecttensetotalkaboutanactioncompletedintherecentpast,andpresentperfectcontinuoustenseforanactionthatstartedinthepastandisstillhappening.Lijiahasre