现在完成时Heisfull.Hehashadabigbreakfast.1.过去某一时间点发生的动作对现在产生影响。功能:IhavelearnedEnglishfortenyears2.过去某一时间点发生的动作持续到现在或还将持续下去。基本结构have/has+done助动词(可以帮助构成肯定、疑问和否定句)1.Hehascleanedhisroom.(写一个一般疑问句)Hashecleanedhisroom?2.ShehaslivedinLondonforfouryears.(划线部分提问)HowlonghasshelivedinLondon?3.HehasbeentoChina,________?(写出反义疑问句部分)hasn’the4.Theyhavecomebackfromwork.(写否定句)Theyhaven’tcomebackfromwork.WhatarethekeywordsforthePresentPerfectTense?A:______yourbrother______hishomeworkyet?(finish)B:Yes,he‘salreadydoneit.KeywordsHasfinishedyetalready注意:already用于肯定句,yet用于疑问句和否定句中A:_______youever_______tothepark?(be)B:No,never.KeywordsHavebeenyetalreadyevernever注意:ever曾经用于疑问句中never从不带有否定意义I______just________thedesk,youcantakeittoyourclassroom.(mend)KeywordshavemendedyeteverneverjustalreadyJust刚刚与现在完成时连用一般置句中Justnow刚才与一般过去时连用Tom___________inthefactorysinceheleftschooltenyearsago.(work)Keywordshasworkedyeteverneversincealreadysince后面带过去时间或有一般过去时的句子A:Howlong______you________inthisschool?(teach)B:For6years.Keywordshavetaughtyeteverneversinceforalready+一段时间We_______only____________100treessofar.(answer)Keywordshaveplantedyeteverneversinceforjustalreadysofar到目前为止Keywordsyeteverneversinceforjustbeforealreadysofarinthepast10yearstwice也可以是其他表示次数的词howlong•Hehasboughtthebook.•Hehasboughtthebookforaweek.•Hehashadthebookforaweek.buyhavecome/go/gettobeinjoinbeinbea…memberleavebeawayborrowkeepbeginbeonfinishbeoverdiebedeadreturebebackShehasboughtthecomputerfortwoyears.hadbuyhave/hashadHowlonghaveyoucometotheUnitedStates?beenincometohave/hasbeeninbuyhave/hashadAnnhasgonetoChinasincethreemonthsago.beenincometohave/hasbeeninbuyhave/hashadgotohave/hasbeeninMybrotherhasjoinedthearmyforfiveyears.beeninbeenasoldiercometohave/hasbeeninbuyhave/hashadgotohave/hasbeeningottohave/hasbeeninjoinhave/hasbeeninhave/hasbeenasoldierIhaveleftShanghaifor3days.beenawayfor3days.cometohave/hasbeeninbuyhave/hashadgotohave/hasbeeningottohave/hasbeeninjoinhave/hasbeeninhave/hasbeenasoldierleavehave/hasbeenawayIhaveborrowedthedictionarysince3daysago.keptcometohave/hasbeeninbuyhave/hashadgotohave/hasbeeningottohave/hasbeeninjoinhave/hasbeeninhave/hasbeenasoldierleavehave/hasbeenawayborrowhave/haskeptThefilmhasbegunfor10minutes.beenoncometohave/hasbeeninbuyhave/hashadgotohave/hasbeeningottohave/hasbeeninjoinhave/hasbeeninhave/hasbeenasoldierleavehave/hasbeenawayborrowhave/haskeptbeginhave/hasbeenonTheconcerthasfinishedforhalfanhour.beenovercometohave/hasbeeninbuyhave/hashadgotohave/hasbeeningottohave/hasbeeninjoinhave/hasbeeninhave/hasbeenasoldierleavehave/hasbeenawayborrowhave/haskeptbeginhave/hasbeenonfinishhave/hasbeenoverHisdoghasdiedfortwoyears.beendeadcometohave/hasbeeninbuyhave/hashadgotohave/hasbeeningottohave/hasbeeninjoinhave/hasbeeninhave/hasbeenasoldierleavehave/hasbeenawayborrowhave/haskeptbeginhave/hasbeenonfinishhave/hasbeenoverdiehave/hasbeendeadhavebeentohavegonetohavebeenin去过某地已经回来常与ever,never,once,twice,连用一直留在某地与for/since连用用howlong提问去了某地还没回来不与只用于第三人称Hersister_____________Australia,Sheleftthismorning.hasgonetohave/hasbeentohave/hasgonetohave/hasbeenin去过常与ever,never,once,twice,连用在…与时间段连用用howlong提问去了说话时某人不在只用于第三人称A:WhereisBob?B:He____________Japanwithhissister.hasgonetohave/hasbeentohave/hasgonetohave/hasbeenin去过常与ever,never,once,twice,连用在…与时间段连用用howlong提问去了说话时某人不在只用于第三人称A:Howlong____you_______China?B:I_________herefor3years.havebeenhavebeeninhave/hasbeentohave/hasgonetohave/hasbeenin去过常与ever,never,once,twice,连用在…与时间段连用用howlong提问去了说话时某人不在只用于第三人称A:_____youever________thecity?B:No,never.HavebeentoWe____________eachothersincechildhood.We____________eachotherwhenwewereyoung.knowhaveknownknewI________himjustnow.(see)I_____just_____mypen.(lose)sawhavelostHowlong______you______intheUnitedstates?(live)When_____you______here?(move)havedidmovelivedA:When______you______thefilm?B:I____ittwomonthsago.(see)Thewriter________________severalstory-bookssince5yearsago.(finish)didhasfinishedseesaw