牛津譯林8下Unit1Grammar課件（共23張PPT）

1、The Present Perfect Tense現(xiàn)在完成時(shí)現(xiàn)在完成時(shí)8下Unit 1 Grammar1. How long has Mr. Chen lived in Sunshine Town?2. Can Mr. Chen see his old friends as often as before?He has lived here since he was born.No. Because most of his old friends have moved away.Lead-in Ask and answer have/has + done(動(dòng)詞過(guò)去分詞) past presen

2、t Eddie was born four years ago.我們用一般過(guò)去時(shí)談?wù)撛谶^(guò)去某一時(shí)間里我們用一般過(guò)去時(shí)談?wù)撛谶^(guò)去某一時(shí)間里所發(fā)生的動(dòng)作或存在的狀態(tài)所發(fā)生的動(dòng)作或存在的狀態(tài).Step 1:現(xiàn)在完成時(shí)用法現(xiàn)在完成時(shí)用法four years ago我們用現(xiàn)在完成時(shí)表示從過(guò)去持續(xù)到現(xiàn)在的我們用現(xiàn)在完成時(shí)表示從過(guò)去持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)。動(dòng)作或狀態(tài)。 presentpastpastpresent4 years Eddie has lived with Millie since he was born.Eddie has lived with Millie for four years.我們

3、用現(xiàn)在完成時(shí)表示已完成但對(duì)現(xiàn)在有一定我們用現(xiàn)在完成時(shí)表示已完成但對(duì)現(xiàn)在有一定影響的動(dòng)作影響的動(dòng)作。presentpastToday, Hobo said to Millie.Eddie has eaten my food. (Eddie ate the food and now Hobo has nothing to eat.）我們用現(xiàn)在完成時(shí)談?wù)摰浆F(xiàn)在為止一個(gè)動(dòng)作已經(jīng)我們用現(xiàn)在完成時(shí)談?wù)摰浆F(xiàn)在為止一個(gè)動(dòng)作已經(jīng)發(fā)生了多少次發(fā)生了多少次。pastpresentEddie 吃了很多次吃了很多次Hobo 的食物。的食物。Eddie has eaten Hobos food many times. W

4、e _ (live)in Xuyi since we were born. for 14 years. have livedStep 2:現(xiàn)在完成時(shí)的構(gòu)成現(xiàn)在完成時(shí)的構(gòu)成 We _(study) here since 2014. for 2 years. have studiedThe Present Perfect Tense (現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài))基本結(jié)構(gòu)基本結(jié)構(gòu):助動(dòng)詞助動(dòng)詞have/has +動(dòng)詞的動(dòng)詞的過(guò)去分詞過(guò)去分詞I have watched the TV show many times. Have you watched the TV show many times? Y

5、es, I have.No, I havent. He/She hasnt watched the TV show many times. 一般疑問(wèn)句一般疑問(wèn)句否定句否定句The Present Perfect Tense (現(xiàn)在完成時(shí)現(xiàn)在完成時(shí))一般疑問(wèn)式一般疑問(wèn)式: 將將 have/has提前到句首提前到句首 回答回答:肯定：肯定：否定：否定：Yes, have/has.No, havent/hasnt.The Present Perfect Tense (現(xiàn)在完成時(shí)現(xiàn)在完成時(shí)) 否定式否定式: have/has not +動(dòng)詞的動(dòng)詞的過(guò)去分詞過(guò)去分詞 havent /hasntTask

6、one (仿照例句看表格造句）仿照例句看表格造句）Whohave donehavent doneWeclean the roomclean the windowsee a film make dinnerTheyShefly to Beijingvisit the Great WallMy father1. We _ the room but we _ the window.2. _ you _ the room? Yes, _. _ you _ the window? No, _.have cleanedhavent cleanedHave cleanedwe haveHave we hav

7、entcleanedbuy foodwatch Beijing Operamovelivelovelike動(dòng)詞的過(guò)去式和過(guò)去分詞的構(gòu)成動(dòng)詞的過(guò)去式和過(guò)去分詞的構(gòu)成:visitrepairwatchfinishvisited visited repaired repairedwatched watchedfinished finishedmoved moved lived lived loved loved liked liked verbed以不發(fā)音的以不發(fā)音的e結(jié)尾結(jié)尾dStep 3:過(guò)去分詞的構(gòu)成過(guò)去分詞的構(gòu)成stopmoptrapplanstopped stopped mopped mo

8、ppedtrapped trappedplanned planned注注:以一個(gè)輔音字母結(jié)尾的重讀閉音節(jié)詞以一個(gè)輔音字母結(jié)尾的重讀閉音節(jié)詞,雙寫(xiě)最后一個(gè)輔音字母雙寫(xiě)最后一個(gè)輔音字母ed雙寫(xiě)雙寫(xiě)edstudy hurrystudied studiedhurried hurried去去yied注注:以輔音字母加以輔音字母加y結(jié)尾的詞結(jié)尾的詞,去去yied.動(dòng)詞的過(guò)去式和過(guò)去分詞的構(gòu)成動(dòng)詞的過(guò)去式和過(guò)去分詞的構(gòu)成:過(guò)去分詞的構(gòu)成過(guò)去分詞的構(gòu)成 Typeoriginal p.t p.pcostcostcostcomecamecomerunranrungetgotgotcatchcaughtcaught

9、seesawseenforgetforgotforgottendrinkdrankdrunkgrowgrewgrowneatateeatenABBAAA ABCABA不規(guī)則變化不規(guī)則變化p0donatecatcheatseekeephavecomestopliveam/isbuildputTask one:Play a game（說(shuō)出所給動(dòng)詞的過(guò)去分詞）（說(shuō)出所給動(dòng)詞的過(guò)去分詞）1 borrow2 hope3 make4 get5 plan6 cry7 send8 watch9 say10 grow11 hit12 enjoy1 borrow2 hope3 make4 get5 plan6 c

10、ryborrowedhopedmadegotplannedcriedsentwatchedsaidgrownhit enjoyedTask two: Finish Part A on page 141 They _ (finish) their homework already.2 John _never _ (visit) China.3 Mr. Li _ (repair) over ten bicycles since Monday.4 We _ (not see) each other for years.5 My parents _ (not come) back yet.6 Our

11、teacher _ (teach) us a lot about the history of China.have finished has visitedhas repairedhavent seenhas taughthavent come Finish Part B on page 14.Task two:I have watched the TV show already. Have you watched the TVshow yet? Yes, I have.No, I havent.I havent watched the TVshow yet. already一般用于一般用于

12、肯定句肯定句中，中，yet一般用于一般用于否定句否定句和和 疑問(wèn)句疑問(wèn)句中中I have _ watched the TV show. 還，仍還，仍Have you watched any interesting TV shows recently? (近來(lái)，最近近來(lái)，最近) Step 4:常用的時(shí)間狀語(yǔ)用法常用的時(shí)間狀語(yǔ)用法alreadyTask one: 用用already或或yet填填空空1. He has _ visited many places in China. 2. Lily has had breakfast _. 3. Has she arrived _? 4. Have

13、they come _? 5. The train hasnt arrived _.alreadyalreadyyet yet yet注意注意 already 在句中的兩種位置在句中的兩種位置.1.Have you_ seen the film?No. I have _seen it.2. Has the bus left _? Yes. It has left_. No. It hasnt left_. everneveryetalreadyyet選擇選擇already, yet, never, ever填空。填空。 Task two（1 1）already “already “已經(jīng)已經(jīng)”，

14、放在肯定句句中或句末；，放在肯定句句中或句末；（2 2）yetyet放在疑問(wèn)句句尾時(shí)，表示放在疑問(wèn)句句尾時(shí)，表示“已經(jīng)已經(jīng)”； 放在否定句句尾時(shí)，表示放在否定句句尾時(shí)，表示“還還( (沒(méi)，不沒(méi)，不)”)”常用的時(shí)間狀語(yǔ)區(qū)別常用的時(shí)間狀語(yǔ)區(qū)別（3 3）ever ever “曾經(jīng)曾經(jīng)”，用于疑問(wèn)句或否定句中；，用于疑問(wèn)句或否定句中；（4 4）never never “從來(lái)沒(méi)有從來(lái)沒(méi)有”，表示否定句中。，表示否定句中。（5 5）justjust “ “剛剛剛剛”，用于陳述句中；，用于陳述句中；（6 6）recently recently “近近來(lái)來(lái)”，用于句末。，用于句末。Chat time (Exercise C)M : _ you _ (see)any films recently, Sandy?S : No, I _.What about you?M : I _ (see) one last Saturday. S : Whats it about?M : Its about the chang