广东省增城市小楼中学八年级英语上册 Module 3 Culture and history Unit 6 Ancient stories Language课件 （新版）牛津深圳版.ppt

language thepresentperfecttense 现在完成时 表示过去某一动作对现在造成的影响过去某一动作持续到现在 可能会持续下去 past now future ihavelostmywatch hehasnotseenthiskindoffoodinhiscountry theyhaven tcomeback 表示过去某一动作对现在造成的影响 影响 wecan tfindthem heissurprisedwhenhetastesit idon tknowthetime past now future ihavelivedheresinceicamehere shehasbeenincanadaforsevenyears 过去某一动作持续到现在 可能会持续下去 常与since和for连用 表示持续动作或状态的词应是延续性动词 肯定式s have has pp 否定式s have hasnot pp 疑问式have has s pp formofthepresentperfecttense 回答yes s have has no s haven t hasn t 1 规则动词的过去分词为 ed 与过去式相同 talk live study plan pastparticiple过去分词 talked talked lived lived studied studied planned planned 原形过去式过去分词 2不规则动词的过去分词 a a a burn cost cost hit hit hit a a b beat beat beaten a b b cost burnt burnt keep kept kept meet met met a b c be was were been do did done come came come a b a pastparticiple过去分词 写出以下动词的过去分词 looked turned gone brought put came finished swam bought cut cried written thought hit run stayed tried known had hurt left played studied took got alreadyvs yet ihavealreadyboughtamp4 ihaveboughtamp4already ihaven tboughtamp4yet haveyouboughtamp4yet already一般用于 句 常位于句 或句 yet一般用于 句或 句 常位于句 肯定 中 末 否定 疑问 末 haveyoueverdrunkgreentea yes ihave no ihaveneverdrunkgreentea ever意为 一般用于 句never意为 表示否定 曾经 疑问 从不 evervs never sincevs for ihavenotlaughedlikethissincemychildhood thegreekshavetriedtocaptureourcityfortenyears weusesincewith aperiodoftime apointintime weuseforwith aperiodoftime apointintime since和for有时两者可以进行同义句转换 但必须注意后面加的时间状语 ihavebeenherefor10years ihavebeenheresince2000 ihavebeenheresince10yearsago since 从句 常用一般过去时 thegreenshavelivedheresincetheymovedtobeijing shehasbeenthiscitysinceshecametochina 当句子包含的时间状语含有since和for时 动作必须用延续性动词 ihaveboughtthebookforaweek ihavehadthebookforaweek buy是短暂性动词 have是延续性动词 非延续性动词又叫终止性动词或瞬间动词 不能和一段时间连用 延续性动词 可以和一段时间连用 theyhavecomeherefortwodays theyhavebeenherefortwodays be是延续性动词 come是短暂性动词 非延续性动词与延续性动词的转换 come behere die bedead buy have borrow keep open beopen close beclosed start begin beon join beamemberof 组织 bein 组织 ex a1wheredoeshanslive he in howlonghashelivedthere he there howlonghasdorislivedinguangzhou she here wherewasdorisborn she lives hamburg has since lived 1996 has lived for 14 years was born in guangzhou havebeento havegoneto 曾经到过某地 已经去了某地 hehasbeentobeijing hehasgonetobeijing 他现在已经不在北京了 他可能在去北京的路上 或是已到北京 反正人现在不在说话现场 have hasbeen to have hasgone to whereisyourfather heisn therenow he towork 2 haveyoutravelabroad yes i toamericatwice hasgone havebeen ex a2 dorishaslivedinshanghaiforfouryears shehasstudiedatnewpointjuniorhighschoolsinceseptember2010 shehasbeeninthescienceclubsincenovember2011 shehasbeeninthevolleyballclubfortwomonths t f t f t f t f september2011 现在完成时vs 一般过去时 ihavestudiedhistoryfortwoyears ihadahistorylessonyesterday ihavelearntalotaboutgreekhistory ireadthestoryofthetrojanwarlastweek weuse thepresentperfecttense thesimplepasttense totalkaboutapastexperiencewhichhasaconnectiontothepresent weuse thepresentperfecttense thesimplepasttense totalkaboutacompletedactioninthepast ihavelostmywatch ilostmywatch 现在完成时表示过去发生的某一动作对现在造成的影响或结果 强调与现在的关系 不能够与in1998 threedaysago和justnow等明确的过去的时间状语连用 一般过去时只是表示动作是发生在过去 和现在并没有什么直接与必然的联系 因此一般过去是可以和表示明确的过去的时间状语连用 现在完成时vs 一般过去时 readandcomplete b1readthefollowingconversationbetweenthecaptainandasoldierfromthestory thetrojanhorse completeitwiththecorrecttensesoftheverbsinbrackets havegone left came havetried havewon haveleft didn ttake b2completethediarybelowwiththecorrecttensesoftheverbsinbrackets bought went opened neverbeen have visited haveseen bought haveread 1 sheisn therenowbecauseshe thezoo a hasbeentob havegonetoc hasgoneto2 thegreens guilintwice a havebeentob havebeeninc hasbeenin3 lilyhasmade