2019-2020年高中英语 Unit1《tales of unexplained》-grammar and usage教案 牛津译林版必修2

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1、2019-2020年高中英语Unit1《talesofunexplained》-grammarandusage教案牛津译林版必修2Presentperfecttense1.Usedifferentmethodstopresentthepresentperfecttense.Herearesomeideas:1)Pleaselookatthescreen.Payattentiontothedifferentformsoftheverbs:  2)Let’spletethefollowingsentences,inwhichthepredicatepartis

2、missing.   We_____(study)Englishforaboutfiveyears.       They_____(live)inthesouthsincetheirdaughterwasborn.       I_______(read)yourarticlethreetimes.It'swellwritten.        Thestudent________(finish)herhomeworkalready.         Eric__________(go)backtohishometowntoday.          A

3、nswers:havestudied   havelived   haveread   hasfinished   hasgone3)Readthefollowingsentencesandpointoutwhattenseortensesareusedinthemandthereasonswhytheyareused.   WehavestudiedEnglishforaboutfiveyears.Webegantostudyitfiveyearsago.   Theymovedtothesouthin1990andhavelivedtheresince

4、then.Thestudentisdoingherhomework.Shehasn'tfinishedityet.Ericlefthomelastyearandhasjusteback.2.Wemaywonderwhysomeverbscan'tbeusedinthepresentperfecttense.Let’sreadthefollowingsentences,andtrytofinddifferentusagesofsomeverbs.Justinhasbeenawayfromhomeforseveraldays.Hedisappearedlast

5、Friday.Theyboughtthishousethreeyearsagoandtheyhavelivedheresincethen.Mybrotherwenttoseemygrandpalastweek.Hehasvisitedhimthreetimesthismonth.Soyouseewhenanactionhappensoveraperiodoftimethatbeganinthepastandcontinuestothepresent,thepresentperfecttenseisoftenused.Whenanactionhappened

6、atadefinitetimeinthepast,thepastsimpletenseisoftenused.3.ReadPoints1and2onpage8tomakesurewhythepresentperfecttenseisusedinthesetwosentences.              4.GooverPoint3onpage8tolearnwhattimeexpressionscanbeusedwiththepresentperfecttense.Payattentiontothedifferentusagesbetweenalrea

7、dyandyet,orforandsince.5.ReadPoint4onpage8tolearnthatthepresentperfecttensecanbeusedinasituationwheretheactionwaspletedonlyamomentago.Inthiscase,justisused.6.GooverPoints5and6onpage8andnotethatwhenwewanttoexpressarepeatedaction,weusethepresentperfecttensewiththetimeexpressionsonce

8、/twice/threetimes...7.Let’sreadth