八年级英语下册Module3JourneytospaceUnit3Languageinuse课件外研版.ppt

Module3JourneytospaceUnit3Languageinuse Revision 1 ReadandrecitethewordsinModule3 2 Completethepassagewiththecorrectformofthewordsinthebox I vejustmadeamodelspaceship Wehavenotfoundlifeonanyotherplanetsyet Astronautshavealreadybeentothemoon Hasitarrivedyet Presentation Grammar 现在完成时用在什么地方呢 当我们要表达 某人曾经做过某事 某人已经做了某事 等意思时 英语要用 现在完成时 来表达 否定句Ihavenotworked He Shehasnotworked Theyhavenotworked 肯定句Ihaveworked He Shehasworked Theyhaveworked haven t hasn t haven t 现在完成时的结构 has have done 动词过去分词 She He It 或sb 的单数形式 hasdonesth I We You They或sb 的复数形式 havedonesth 现在完成时的一般疑问句形式是 Hasdonesth she he it 或sb 的单数形式 Havedonesth I we you they 或sb 的复数形式 现在完成时的肯定形式是 我父母曾经坐船去大连旅游 她已经完成作业 我父母未曾坐船去过大连旅游 MyparentshavetravelledtoDalianbyship Shehasfinishedherhomework Myparentshaven ttravelledtoDalianbyship 她还没有完成作业 你父母曾经坐船去大连旅游过吗 她已经完成作业了吗 HaveyourparentstravelledtoDalianbyship Hasshefinishedherhomework Shehasn tfinishedherhomework 要表达 刚刚做完某事 已经做完某事 时 我们同样可以用现在完成时 例如 Ihavejustheardthenews Astronautshavealreadybeentothemoon 可以看出 just用来表示 刚刚 already用来表示 已经 一般置于have has之后 两者都用于肯定句 在否定句中则要用yet 表示 还 未 例如 Thescientistshaven theardfromityet havebeento与havegoneto的区别 1 1 have hasbeento意为 曾经去过某地 表示现在已经不在那里了 可与just ever never等连用 例如 I vejustbeentothepostoffice 我刚才去邮局了 HaveyoueverbeentoHangzhou 你曾经去过杭州吗 MaryhasneverbeentotheGreatWall 玛丽从未去过长城 2 have hasbeento后面可接次数 表示去过某地几次 I vebeentoBeijingthreetimes 我去过北京三次 Theyhavebeentothatvillageseveraltimes 他们已经去过那个村庄好几次了 2 have hasgoneto意为 到某地去了 表示到了某地或正在去某地的途中 总之 说话时该人不在现场 一般不用第一 第二人称代词作句子的主语 例如 WhereisTom 汤姆在哪里 Hehasgonetothebookshop 他到书店去了 与现在完成时连用的几个副词 肯定句 疑问句和否定句 yet常置于句末already never ever just一般置于助动词have has之后 过去分词之前 already just ever yet never already just ever yet never A Haveyou B Yes No usingalready just ever yet never SpaceshiponMarsAstronautshave beentothemoonbuttheyhavenotbeentoanyotherplanets However aspaceshiphas arrivedonMarsandithas sentbackphotosoftheredplanet IstherelifeonMars Wedonotknow 1 Completethenewswithalready justandyet Practice already already just yet 1 Astronautshavebeen gonetothemoonandreturned 2 Thespaceshiphasbeen goneintospace Itwilltravelfortendays 3 Theastronauthasbeen gonetothespacestation Hewillcomebacktomorrow 4 Thespaceshiphasbeen gonetothespacestation Itbroughtbacktwoastronauts Choosethecorrectanswer have hasbeenhave hasgone1 Aspaceship toMars Itiscomingbacktoearthnextyear 2 Lotsofastronauts tothespacestation Theyfounditveryinteresting 3 Someastronauts tothemoon 4 ABritishastronaut tothespacestation HewillcomebackinJanuary Completethesentenceswiththeexpressions hasgone havebeen havebeen hasgone Nicky I vejust watch agreatTVprogrammeaboutspace Doyouknowthatscientistshave discover wateronMars Bill No Really That sveryinteresting they try tofindlifeonmars Completetheconversation watched discovered Have tried Nicky Well they relookingforlifebutthey notfind anythingyet Bill you see thephotosofMars Nicky No Whatdoesitlooklike Bill It sred haven tfound Haveseen DearLiFang I ve finishedreadingagreatbookatschool Ihaven t anythingasgoodasthatforalongtime It sastoryaboutthesolarsystem Inthebook thewriterimaginesthatastronautshave toMars I ve readthatbeforeandIthinkit sveryinteresting Completetheemailwiththewordsinthebox just read been never Ihaven t anyonefamousinmylifebutIhopeonedayIcanmeetanastronaut I ve toaChineseastronautformoreinformationaboutspaceandhisexperienceofspacetravel Ihopehewillwriteback Hehasn t Maybeheistoobusy I mstillwaiting Bestwishes LiuDan met written yet Listenandcompletethenotes 1 TheastronautjoinedCNSA yearsago 2 Hehasflowninaspaceship times 3 Hefelt whenhewasinthespaceship 4 Hehasbeentothespacestation 5 Theearthwasvery whenhesawitfromthespacestation 6 Hedecidedtobeanastronautbecausehehasalwaysbeen inspace InJuly1969NeilArmstrongbecamethefirst towalkonthe Peopleallaroundtheworldwatchedtheirtelevisionswaitingforthe to theearth Wehavenow alotmoreaboutoursolarsystemandwehavesent toMars butnoonehaswalkedonthatplanet Not butIdonot