现在完成时公开课(江玉娇）.ppt

现在完成时 Thepresentperfecttense Areyouhungrynow Haveyouhadbreakfast Yes Ihave Iamnothungrynow No Ihaven t Iamveryhungrynow Hasyourfriendhadbreakfast Yes he shehas He sheisnothungrynow No he shehasn t He sheisveryhungrynow CanSarahusechopsticks Hasshelearnedhowtousechopsticks Yes shehas Shecanusethemnow WhoisJerryandwhoisTom Haveyouseenthiscartoon Yes Ihave IknowJerryisthemouseandTomisthecat Hasyourfriendseenthiscartonn Yes he shehas He sheknowsJerryisthemouseandTomisthecat Whoistheman Haveyouseenthisfilm No Ihaven tseenit Iknownothingaboutit Hasyourfriendseenthisfilm No shehasn tseenit sheknowsnothingaboutit 现在完成时的用法 描述 发生或已经完成的某一动作对 的影响或结果 过去 现在 Hehashadbreakfastthismorning Heisnothungrynow Sarahhaslearnedhowtousechopsticks Shecanusethemnow Ihaven tseenthefilm Iknownothingaboutit 完成学卷 Ihavehadbreakfast Ihaven thadbreakfast Haveyouhadbreakfast Yes Ihave No Ihaven t Hasyourfriendseenthisfilm Yes shehasseenit No shehasn t 完成学卷 肯定式 主语 have has 过去分词 pp 否定式 主语 have hasnot 过去分词 pp 疑问式 Have Has 主语 过去分词 pp 1 现在完成时是怎样构成的 Hehasfinishedhishomework ShehaslivedinConghuaforalongtime ErichasstudiedalittleChinese Mycomputerhasstoppedworking Ihaveseenthisfilm Youhavehadbreakfast Wehavebegunourclass Theyhavemademanynewfriends ed visited visited d lived lived i ed study studied cried cried 辅音 stop stopped drop ed dropped 过去分词的规则变化 与过去式基本相同 不规则变化见 BookAP141 142 巩固练习 请写出以下动词的过去式和过去分词 lookseeinvitedomakeopenworryput lookedlooked invitedinvited diddone sawseen mademade openedopened worriedworried putput 完成学卷 I visit theGreatWall IhavevisitedtheGreatWall IhavenotvisitedtheGreatWall 否定句 疑问句 HaveyouvisitedtheGreatWall Yes Ihave No Ihaven t Wehavetravelledbyplane we travelbyplane 否定句 一般疑问句 Wehavenottravelledbyplane Haveyoutravelledbyplane 肯定 否定回答 Yes wehave No wehaven t 否定句 一般疑问句 肯定 否定回答 finishherhomework Shehasfinishedherhomework Shehasn tfinishedherhomework Hasshefinishedherhomework Yes shehas No shehasn t 否定句 一般疑问句 肯定 否定回答 playbasketball Theyhaveplayedbasketball Havetheyplayedbasketball Theyhaven tplayedbasketball Yes theyhave No theyhaven t havemet haveplayed hascooked havestudied haveseen haven tvisited haven tdone Readthee mailtogether Finishtheexerciseonpage72 ShehasalreadyseenmanyplacesofinterestinBeijing HassheevervisitedtheSummerPalace Erichasjustsentane mailtohermother HassheseentheGreatWallyet No shehasn tseentheGreatWallyet Yes shehasevervisitedit No shehasnevervisitedit already 已经 yet 还没有 ever 曾经 never 从不 just 刚刚 等时间状语常与 连用 现在完成时 1 already ever never just常置于have has与过去分词之间 ShehasalreadyseenmanyplacesofinterestinBeijing HassheevervisitedtheSummerPalace Erichasjustsentane mailtohermother Yes shehasevervisitedit No shehasnevervisitedit ShehasalreadyseenmanyplacesofinterestinBeijing HassheevervisitedtheSummerPalace Yes Ihaveevervisitedit No shehasnevervisitedit Erichasjustsentane mailtohermother 2 already just常用于 句中 ever常用于 句和 句中 never表示 其句中不能再用其它否定词 肯定 肯定 否定 否定 HassheseentheGreatWallyet No shehasn tseentheGreatWallyet 3 yet常位于 用于 句和 句 疑问 否定 句末 Thepresentperfecttensewithalready yet everjustandnever sofar sincethen they already Theyhavealreadydanced dance he already Hehasalreadysungthissong singthissong she not yet Shehasnotcleanedtheflooryet cleanthefloor he not yet Hehasnotfinishedthepictureyet finishthepicture they not yet Theyhavenotswumyet swim she never ShehasneverlearntEnglish learnEnglish he never Hehasneverchangedalightbulb changealightbulb he ever yes Hasheeverplayedbasketball Yes hehas playbasketball she ever yes cook Hassheevercooked Yes shehas they ever no takepartinthesportsmeeting Havetheyevertakenpartinthesportsmeeting No theyhaven t she yet no finishherhomework Haveshefinishedherhomeworkyet No shehasn t B1SarahwantstoknowwhetherthestudentsfromBeijinghavevisitedanyplacesinLondonbefore Askandanswerquestionsinpairs Followtheexample never ever S1 HassheevertouredaroundBuckinghamPalace S2 No shehasn t shehasnevertouredaroundBuckinghamPalace S1 HasGeorgeeverseenBigBen S2 Yes hehas HesawBigBenoneandahalfyearsago S1 HasheevervisitedTowerBridge S2 No hehasn t He snevervisitedBigBen S1 HasheevertouredaroundBuckinghamPalace S2 No hehasn t HehasnevertouredaroundBuckinghamPalace S1 HasRobineverseenBigBen S2 No hehasn t He sneverseenBigBen S1 HasheevervisitedTowerBridge S2 Yes hehas Hevisiteditoneyearago S1 HasheevertouredaroundBuckinghamPalace S2 No hehasn t HehasnevertouredaroundBuckinghamPalace B2LaterSarahisaskingthestudentsfromBeijingaboutwhattheyhaveandhavenotdoneinLondon Askandanswerquestionsinpairs Followtheexample S1 Haveyoudoneanyshoppingyet George S2 Yes Ihave Ihavealreadydonesomeshopping S1 HaveyouseenBigBenyet S2 No Ihaven t Ihaven tseenBigBenyet S1 Haveyoudoneanyshoppingyet Robin S2 Yes Ihave Ihavealreadydonesomeshopping S1 HaveyouseenBigBenyet S2 Yes Ihave IhavealreadyseenBigBen FengyunMountain Cantontower Conghuahotspring Disneyland Ihaveeverbeento butI venevervisited SoIwouldliketovisit thiswinterholiday hasalreadybeento buthe shehasn tvisited yet Sohe shewouldliketovisit thiswinterholiday Makeashortreport 1 现在完成时的用法 描述 发生或已经完成的某一动作对 的影响或结果 过去 现在 小结 肯定式 主语 have has 过去分词 pp 否定式 主语 have hasnot 过去分词 pp 疑问式 Have Has 主语 过去分词 pp 2 现在完成时的构成 3 already 已经 yet 还没有 ever 曾经 never 从不 just 刚刚 等时间状语常与现在完成时连用时的用法 1 already ever never just常置于have has与过去分词之间 2 already just常用于 句中 ever常用于 句和 句中 never表示 其句中不能再用其它否定词 肯定 肯定 否定 否定 3 yet常位于 用于 句和 句 疑问 否定 句末 单项选择1 Haveyoulockedthedoor alreadyB yetC everD never2 He snever thefilm A seeB sawC seeingD seen 3 youever thispen Itisuseful A Has useB Have usedC Have useD Did use 4 LiLeihasn tgotup A alreadyB everC yetD just 5 We already ajuniorhig