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1、Uint1Pastandpresentperiod5教学目标1.学习现在完成时的时间副词和时间短语。2.能在语境中运用现在完成时。重点难点现在完成时与一般过去时在时间副词用法区别。教学过程复备PartOne:Lead-inTheteachercanhaveafreetalkwiththestudents.e.g.YouhaveknownsomethingaboutMr.Chen.CouldyoutellmeanythingaboutMr.Chen?PartTwo:Pre-taskRecentlywehavealreadyknownalittleaboutS
2、unshineTown.Ihaveneverbeentherebefore.Haveyoueverbeenthere?S1:No,Ihaven’tbeenthereyet.T:Mr.Chenwasbornthere.Hehasknownitsincehewasveryyoung.Hehasknownitforalongtime.PartThree:While-taskTask11)Tellthestudentsthatwecanuseadverbsoftimewiththepresentperfecttense,suchasalready,ever,for
3、,just,never,sinceandyet.2)Somemoreexamples: IhavejustseenMillieontheplayground.HasMilliecalledyet?No,shehasn’t. IhavenotheardfromMillieyet.Ihavedonemyhomeworkalready.Ihaveneverreadthenovel. …4)ExercisesA.选择填空(SeePPT)Haveyoudoneyourhomework______?(for,just,yet)Ihave_________beentoC
4、hengdu.(ever,never,yet)Hehas_______washedthedishes.(already,ever,for)Hehasworkedthere_______heleftschool.(already,just,since)Haveyoucleanedyourroom_______?(for,just,yet)ShehasknownSam_____nineyears.(for,never,since)Haveyou______riddenahorse?(ever,for,yet)Theyhave______arrived.(eve
5、r,just,yet)Wehavenotcompletedtheproject_______.(already,for,yet)B.fororsince1.Wehavelivedhere____1990.2.Howlonghaveyoustudiedhere?___5years.3.Theboyhashadabadcold_____lastnight.4.Mr.Huanghaskeptthebooks______aweekago.5.Ihavetaughtintheschool_____Icamehere.6.Wehavebeenfriends____al
6、ongtime.总结:for+段时间since+点时间(过去时间)since+句子(一般过去时态的句子)C.句型转换1.Theboyhasalreadygonehome.(一般疑问句)2.Thegirlhasalreadygivenittome.(否定句)3.TheyhaveevervisitedtheHainanIslandbefore.(否定句)1.现在完成时)肯定句变为否定句的基本方法:2.(现在完成时)肯定句变为一般疑问句的基本方法:3.注意点:just、already、yet之间的关系及各自适应的句型教学反思