外研版英语八年级上M2 Unit3课件.ppt

Unit3Languageinuse Module2Experiences Grammar 现在完成时 1 如果你想说 我已经看过某部电影 所以不想看了 某人曾经作过什么事情 等等 该如何表达呢 首先请看下面的句子 Ihaveseenthefilm Idon twanttoseeitagain 2 Haveyoueverlookedatatravelbrochure 3 IhavenevervisitedtheUSA 以上句子的谓语动词有一个共同的特点就是 have has 动词的过去分词 用于表示在以前的某个时间曾经做过的 发生的事情 这种行为对目前有某种影响 如 1 还可以表示到目前为止曾经经历或没经历的事情 如 2 3 我们把这种时态称为 现在完成时 现在完成时Presentperfect 构成 1 肯定句现在完成时的肯定句式是 have has 过去分词 注意 该句式中的have或has是助动词 has用于第三人称单数 其它人称一律用have 定义 表示过去发生或已经完成的某一动作对现在造成的影响或结果 Summary 2 否定句 现在完成时的否定句式是 haven t hasn t 过去分词 3 疑问句 现在完成时的一般疑问句式是把助动词have或has提到主语之前 回答用Yes have has No haven t hasn t 连用时间状语 already yet ever never just before severaltimes等 动词过去分词的变化形式大部分与动词过去式形式相同 但是不规则动词的变化形式没有规律 需要记忆 比如 see saw seen be was were beeneat ate eaten break broke brokengo went gone take took takensend sent sent find found foundmake made made have had had Ican tplaycomputergamesnow becauseIhaven t 1 I vealreadyhaddinner I dinner 2 Hehasjustfinishedhishomework He hishomework 3 Mum scookedthedinner Mum thedinner haven t had yet hasn t finished yet hasn tcooked 把下列句子改为否定句 Haveyouever Completethepostcard Writesentenceswiththewordsandexpressionsinthebox Activity1 beclimbeatseetakephotosvisit DearDavid IamhavingawonderfultimeinChina I vedonesomanythings I ve There sonlyonethingIhaven tdoneyet I Byefornow Rob Writeaquestionnaireaboutyourexperiences UseHaveyouever Activity2 1 haveawesternmeal2 liveinanothercountry3 writeapoemorstory4 travelbyplane5 playthepiano6 tryseafood7 cookdinnerforyourparents Writethewordsandexpressionsinthecorrectcolumn Activity5 airportcabinstewardcaptaincinemaconcertfestivalfilmlandmusicpassengersongtakeofftrip Airtravel Entertainment airport captain cabinsteward land passenger takeoff trip cinema concert festival film music song Listenandcheckthecorrectanswers Activity6 Listenagainandanswerthequestions Activity7 1 HowmanytimeshasWinniebeentotheUnitedStates 2 NameoneSouthAmericancountryshehasn tbeento 3 WherewouldDianaliketogooneday Threetimes Argentina Brazil TheUSA 4 WhichpartofChinahasshetravelledaround 5 Howdidshetravelthere 6 HasBobevervisitedChina SouthChina Bytrain No hehasn t Workingroups Askandanswerthequestions Activity8 1 hasbeentoLondon2 hasn tevertriedskiing3 haswrittenanemailinEnglish4 hasn teverhadanEnglishpenfriend5 hasn ttakenaplane6 hasbeentoanothercitybytrain A HaveyoueverbeentoLondon B Yes Ihave C HasBeverbeentoLondon A Yes he shehas 1 Whenwilltheplane fromBeijingCapitalAirport 2 Mr Lihasvisited 20citiesinChina 3 Hisnewsongispopular now 4 I vealwayswantedtotravel alloverChinaaroundtheworldmorethantakeoff takeoff morethan alloverChina aroundtheworld Completethesentenceswiththephrasesinthebox Activity9 Aroundtheworld DisneylandThefirstDisneylandopenedinJuly1955intheUSA Sincethenover400millionpeoplehavevisitedDisneylandthemeparks DisneylandHongKongisthethirdinternationalthemeparkafterTokyoandParis About10millionpeoplevisititeachyear Moduletask Doingaquestionnaireaboutexperiences Writeaquestionaboutlifeexperiencesforeachofthetopics UseHaveyouever Activity10 Sport Book Film Country Food Technology Transport Haveyoueverswuminthesea Workingroupsandreportthequestionnaireabouttheexperiences Activity12 Exercise 一 根据句意填写单词 1 Haveyoueverentereda 2 I vealwayswantedtotravel theworld 3 I learnEnglishataneveningschool 4 Ihavenever suchabeautifulplace 5 Hurry Theplaneis off 6 HasshevisitedChina competition round around also seen taking before 二 用所给动词的适当形式填空 1 They be toShanghaitwice 2 youruncle visit Beijingbefore 3 Whereisyourfather He go toJinan He come backinamonth 4 Ienjoy play soccer 5 I notcook before havebeen Has visited hasgone willcome playing haven tcooked 三 单项选择 1 yourcoat It sveryhotoutside A TakeoffB Puton2 ThefilmHarryPotterisreallyinteresting Yeah I ittwice A seeB haveseen 3 Theytraveled MountTai planeonSaturday A to byB to in4 Jennywantstoget job She stiredofworkinghere A oneB another5 Ann herhomeworkandnowsheisplaying A hasfinishedB f