英语人教版八年级下册U10 sectionA grammar.ppt

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1、SinceandForinthePresentPerfectTenseUnit10I'vehadthisbikeforthreeyears.19902013lastweek199720156；00a.m.todayIhavebeencalledzizisinceIwasborn.Ihavebeencalledzizisince1990.1990Ihavegraduatedsince2013.IhavegraduatedsinceIwas23yearsold.2013IhavetaughtEnglishsince2013.Ihave

2、taughtEnglishsinceIgraduatedfromuniversity.2013SinceSinceisusedfor:apointoftime(emphasisthestartingtime)Since1990PresentPast1990startofthetimeSincecanbeusedwith............April4th2001IcamehereIwasbornChristmaslastweekendamonthago9o’clockSinceSamplesentenceswithSinceIh

3、avebeenintheofficesince9o’clock.IhavelivedinShanghaisince2006.ShehasknownJohnsinceDecember12th.Wehaven’ttakenatestsincelastweek.IhavehadadrivinglicensesinceIwas18.TheyhavetakenthisclasssinceJanuary.Ithasn’tsnowedsincetwoweeksago.YOUREXAMPLE?Ihavebeencalledzizifor27year

4、s.1990Ihavegraduatedfor4years.2013IhavetaughtEnglishfor4years.2013ForForisusedfor:aperiodoftime(emphasisthelengthoftime)1990199720132017For27yearsPresentPastForcanbeusedwith………….twoweeksamonthfiveyearstenminutesabout2daystensecondsalongtimeanhourForSampleSentenceswithF

5、orIhavewaitedformyfriendforanhour.IhavestudiedEnglishforamonth.Ithasn’tsnowedformorethantwoweeks.HaveyoubeeninBuffaloforalongtime?ShehasbeeninCanadaforfiveyears.Theyhaven’tsleptforawholeday.Ihavetalkedwithmymotherfor10minutes.YOUREXAMPLE?Let’scomparesincewithfor!Ihaveh

6、adthisbook_______March1st.Ihavehadthisbook_______twoweeks.IhavebeeninZhengzhou_______4years.IhavebeeninZhengzhou_______Igraduatedfromuniversity.Ihaveknownhim_______amonthago.Ihaveknownhim_______amonth.Ihavekeptdiariessince1997.19972015Mygrandfatherhasbeendeadfor2years.

7、lastweekIhavekeptthisbookforoneweek.6；00a.m.todayIhavebeenawayfromhomesince6:00a.m.today.buyhave/hashadcometohave/hasbeeningotohave/hasbeeninborrowhave/haskeptbeginhave/hasbeenonfinishhave/hasbeenoverleavehave/hasbeenawayjoinhave/hasbeeninHerson_____thearmyfortwomonths

8、.Shemisseshimverymuch.A.hasjoinedB.hasbeeninC.joinedD.wasinDoyouknow________?—Foramonth.A.howlongwillshebeawayB.howlo