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《現(xiàn)在完成時(shí)態(tài)是中考的必考時(shí)態(tài),由于現(xiàn)在完成時(shí)態(tài)既涉及.ppt》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在PPT專區(qū)-天天文庫。
1、現(xiàn)在完成時(shí)態(tài)是中考的必考時(shí)態(tài)，由于現(xiàn)在完成時(shí)態(tài)既涉及到過去，又聯(lián)系到現(xiàn)在，和一般過去時(shí)態(tài)，一般現(xiàn)在時(shí)態(tài)，現(xiàn)在進(jìn)行時(shí)態(tài)既有聯(lián)系，又有區(qū)別，所以同學(xué)們掌握起來比較困難。現(xiàn)把這種時(shí)態(tài)的用法簡(jiǎn)單的總結(jié)一下，和各位老師共同切磋。合賢學(xué)校呂新華1.現(xiàn)在完成時(shí)態(tài)表示過去發(fā)生的動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果Ourteacherhasleft.WehavestudiedEnglish.Ihavealreadyfinishedthehomework.Hehashadhislunch.Hehasbecomeadoctor.我們老師已經(jīng)離開了.Ourteache
2、rhasbeenaway.(F)Ourteacherhasleft.(T)錯(cuò)誤的認(rèn)識(shí):(1)必須使用延續(xù)性動(dòng)詞.(2)延續(xù)性動(dòng)詞必須和一段時(shí)間連用.構(gòu)成have/has+過去分詞2.某個(gè)動(dòng)作從過去已經(jīng)開始,一直持續(xù)到現(xiàn)在,還有可能持續(xù)到將來.動(dòng)作的持續(xù)性要通過一段時(shí)間來表示.一段時(shí)間的表達(dá)方法有兩種:for:+一段時(shí)間forayearfortwoweeksforthreeyearsSince過去的某一時(shí)刻,sinceninesincelastweek一般過去時(shí)態(tài)的時(shí)間狀語從句sinceyoucamesinceyougothome.注意
3、:for和since所引導(dǎo)的時(shí)間狀語都表示一段時(shí)間.Hehasbeenawaysincelastweek.Hehasbeenawaysincelastweek.對(duì)劃線部分提問都用Howlong結(jié)束性動(dòng)詞不能和表示一段時(shí)間的時(shí)間狀語連用,但是他可以轉(zhuǎn)換成相應(yīng)的延續(xù)性動(dòng)詞.1.直接用延續(xù)性動(dòng)詞buy–havecatch(get)acold–haveacoldborrow—keepCome/go/become—beputon--wear2.轉(zhuǎn)換成be+名詞jointhearmy–beasoldierJointheParty–beaParty
4、membergotoschool–beastudent3轉(zhuǎn)換成be+形容詞或副詞die—bedeadfinish–beoverbegin—beonleave—beawayfallsleep–beasleepclose–beclosed4.轉(zhuǎn)換成be+介詞短語gotoschool–beinschooljointhearmy–beinthearmy1.我們買這本書三年了.Wehavehadthebookforthreeyears.2.他感冒三天了.Hehashadacoldforthreedays.Weboughtthebookthree
5、yearsago.Hecaughtacoldthreedaysago.一般過去時(shí)態(tài)和現(xiàn)在完成時(shí)態(tài)可以構(gòu)成同意句3.自從上星期我借的這本書Ihavekeptthebooksincelastweek.4.我成為一個(gè)學(xué)生兩年多了.Ihavebeenastudentforovertwoyears.Iborrowedthebooklastweek.Ibecameastudenttwoyearsago.5.MrBlack死了三年了。MrBlackhasbeendeadforthreeyears.MrBlackdiedthreeyearsago.6
6、.小名參軍半年了。XiaoMinghasbeenasoldierforhalfayear.XiaoMingjoinedthearmyhalfayearago.7.我們上了8年學(xué)了。Wehavebeenstudentsforeightyears.8.下課10分鐘了Theclasshasbeenoverfortenminutes.9.電影開始了一小時(shí)了Thefilmhasbeenonforanhour.10.門打開半小時(shí)了Thedoorhasbeenopenforhalfanhour.ExercisesYou’veneverseensuc
7、hawonderfulfilmbefore,_______?Ahaven’tyouBhaveyouCdoyouDdon’tyou2.--AnnhasgonetoShanghai.---So____herparents.3.–Ihavewatchedthegame.--When____you____it?AhavewatchedBdowatchCdidwatchDwillwatch4.Mr.Green____inChinasincefiveyearsago.AlivedBhaslivedClivesDisgoingtolive5.His
8、grandma______fortwoyears.AdiedBhasbeendeadCwasdeadDhasdied6.–WhereisHanMeinow?---She____toShanghai.Shewillbeba
