廣東省增城市小樓中學(xué)八年級英語上冊 Module 3 Culture and history Unit 5 Educational exchanges Speak up Grammar課件 （新版）牛津深圳版.ppt

a whathaveyoudone b ihavemetmyhostfamily a whathaven tyoudone b ihaven tvisitedtowerbridge speakup ihavemetmyhostfamily ihaveseenbigben ihaven tvisitedtowerbridgeihaven tgoneshopping payattentiontothetense 現(xiàn)在完成時 ihavemetmyhostfamily ihaveseenbigben ihaven tvisitedtowerbridgeihaven tgoneshopping 現(xiàn)在完成時 she herhostfamily she bigben she towerbridgeshe shopping thinkaboutit hasmethasseenhasn tvisitedhasn tgone workouttherule presentperfecttensesubject or seen gone met havehasv pp pleasefindthemonpages141and142 thepastparticipleofthemainverb 動詞的過去分詞 現(xiàn)在完成時的結(jié)構(gòu) 現(xiàn)在完成時的構(gòu)成 have has done 助動詞 過去分詞 have 第一 二 復(fù)數(shù)has 第三人稱單數(shù) 定義1 表示過去發(fā)生或已完成的動作對現(xiàn)在造成的影響或結(jié)果 主語 have has 過去分詞 賓語 狀語 exercises 1 ihavemadealotoffriends 改為一般疑問句 改為否定句 劃線部分提問 2 hehasmadealotoffriends 改為一般疑問句 改為否定句 劃線部分提問 haveyoumadealotoffriends ihaven tmadealotoffriends hashemadealotoffriends hehasn tmadealotoffriends whathashemade whathaveyoumade 看例子 找規(guī)則 1 一般動詞 在詞尾直接加 ed work worked worked visit visited visited 2 以 e 結(jié)尾的動詞 只在詞尾加 d live lived lived 3 以 輔音字母 y 結(jié)尾的動詞 將 y 變?yōu)?i 再加 ed study studied studied cry cried cried 4 重讀閉音節(jié)結(jié)尾 末尾只有一個輔音字母 先雙寫該輔音字母 再加 ed stop stopped stopped drop dropped dropped 寫出下列動詞的過去式和過去分詞 work live stay stop clean study workedworked stayedstayed stoppedstopped cleanedcleaned studiedstudied livedlived 不規(guī)則動詞的過去分詞 aaa型costcostcost cutcutcutaab型beatbeatbeatenaba型 runranrun comecamecome becomebecamebecomeabb型buyboughtbought buildbuiltbuiltabc型beginbeganbegun choosechosechosen havemet haveplayed hascook havestudy haveseen haven tvisited haven tdone findmoreexamplesinthetext page67 theteachershaveintroducedustochinesepaintingaswell i velearnttousechopsticks i velearntabitoft aichi we vealsotriedtopaintsomepitures i vemademanynewfriends ihaven thadmuchsuccessyet we vealreadylearntalotaboutchinesecultureandhistory it sbeenafantasticexperiencesofar i ve ihavewe ve wehaveihaven t ihavenotit s ithas thepresentperfecttensewithalready yet sofar everandnever 現(xiàn)在完成時的用法 現(xiàn)在完成時通常表示在說話之前已經(jīng)完成的動作或存在的狀態(tài) 說話人強調(diào)的是該動作或狀態(tài)對現(xiàn)在的結(jié)果或影響 漢語中常用 已經(jīng) 過 了 等表達(dá) 通常與表示包括現(xiàn)在在內(nèi)的時間副詞just already before yet never ever twotimes等狀語連用 例如 already yet用法區(qū)別 1 already意思是 已經(jīng) 通常用于陳述句中 放在have和has的后面 也可用于疑問句 表示期望得到肯定的回答或表示驚異 此時already常放在句末 shehasalreadyfoundherbike hasshefoundherbikealready 她已經(jīng)找到自行車了 2 yet用法 yet可用于否定句 此時譯為 還 ihaven tfoundmyruleryet 也可以用于疑問句 譯為 已經(jīng) 放在have和has的后面也可放在句末 haveyoufoundyourruleryet 你已經(jīng)找到尺子了嗎 just never ever用法區(qū)別 3 just只用于陳述句意思是 剛才 放在have和has的后面 ihavejustreceivedaletter 4 never用于否定句譯為 從不 放在have和has的后面 i veneverbeentobeijing 5 ever用于疑問句譯為 曾經(jīng) 放在have和has的后面 haveyoueverbeentobeijing exercise mydaughterhasjustgoneout 我女兒剛出去 i msurewe vealreadymet 我肯定我們已經(jīng)見過面 haveyoumilkedthecowyet 牛奶的奶擠了嗎 ihaven thadbreakfastyet 我還沒有吃早餐 ihaveneverheardthatbefore 我從沒聽說過 moreexercises 1 zhaolan already inthisschoolfortwoyears was studying will study has studied are studying 2 hehas beentoshanghai hashe already never ever still 3 haveyoumetmrli just ago yet amomentago c b c 4 thefamouswriter just onenewbook is writing was writing did wrote has written 5 ourcountry alotsofar yes ihopeitwillbeeven haschang