八年級(jí)英語現(xiàn)在完成時(shí)態(tài)課件1

八年級(jí)英語現(xiàn)在完成時(shí)態(tài)課件1第一頁，共16頁。Presentperfecttense

現(xiàn)在完成時(shí)

構(gòu)成:用法一：表示過去發(fā)生的某一動(dòng)作對(duì)現(xiàn)在造成的影響或產(chǎn)生的結(jié)果.現(xiàn)在完成時(shí)這一時(shí)態(tài)強(qiáng)調(diào)是過去動(dòng)作與現(xiàn)在的聯(lián)系,也就是強(qiáng)調(diào)現(xiàn)在的影響和結(jié)果.have/has

+過去分詞第一頁第二頁，共16頁。1.都表示過去發(fā)生的事2.現(xiàn)在完成時(shí)強(qiáng)調(diào)過去和現(xiàn)在的聯(lián)系，不能和具體的時(shí)間狀語連用；3.一般過去時(shí)強(qiáng)調(diào)過去發(fā)生的事或狀態(tài)與表示過去的具體時(shí)間連用（last,ago,yesterday,etc.）presentpastIhavelivedherefortwoyearsIlivedthere2yearsago第二頁第三頁，共16頁。eg.1.Hehadhisbreakfastat6:00

Hehashadhisbreakfast.2.Whendidyoucomehere?

IwatchedthefootballmatchonTVat9:00.

第三頁第四頁，共16頁。Adverbsoftime

before,bynow(sofar),once,twice…,just,recentlyyet(否/疑),already(肯),ever,never,allone’slife,in/duringthepast/last5years,

第四頁第五頁，共16頁。Exercises

1.I________(have)lunchalready.2.Hasthetrain_______(arrive),yet?3.Tome____never_______(beto)China.4.Thetwin______just_____(see)myfather.5.Thetwins____(see)myfatherjustnow.6.Manytallbuildings____________(build)inthepast5years.havehadarrivedhasbeentohasseensawhavebeenbuilt第五頁第六頁，共16頁。用法二：

for+段時(shí)間since+點(diǎn)時(shí)間since+句子（過去時(shí)）E.g.Katehaslivedherefor3years.Katehaslivedheresince3yearsago.KatehaslivedheresinceshecametoChina.表示過去某個(gè)時(shí)間開始的動(dòng)作或存在的狀態(tài)，一直持續(xù)到現(xiàn)在并可能還將持續(xù)下去。動(dòng)詞使用延續(xù)性動(dòng)詞。常與for或since引導(dǎo)的時(shí)間連用第六頁第七頁，共16頁。常見非延續(xù)性動(dòng)詞和延續(xù)性動(dòng)詞的轉(zhuǎn)變arrive/come/gotodiebecomeaborrowLeave/movebuyopenjoinstart/beginfinish/endcatchacoldgetupgettoknowgetoutclosewakeupgotosleepbecomeinterestedinbein

bedeadhavekeepbeaway/beoutbeabein/amemberofbeopenbeonbeoverhaveacoldbeupknowbeoutbeclosedbeawakebeasleep/sleepbeinterestedin第七頁第八頁，共16頁。Exercises

Hisfatherhasdied.(for2years)Thefootballmatchhasbegun.(since9:00a.m)Thetwinshavejoinedthearmy.(sincetheyare18yearsold)Myteacherhasjust

leftNanjing.(for3days)Hisfatherhasbeendeadfor2years.Thefootballmatchhasbeenonsince9:00a.m.Thetwinshavebeensoldiers/beeninthearmysincetheyare18yearsold.MyteacherhasbeenawayfromNanjingfor3days第八頁第九頁，共16頁。重點(diǎn)句型:

Itis/hasbeen+段時(shí)間+since從句

段時(shí)間+haspassed+since從句

eg.他死了兩年了：Hediedtwoyearsago.Hehasbeendeadfortwoyears/sincetwoyearsagoItis/hasbeentwoyearssincehedied.Twoyearshaspassedsincehedied.

第九頁第十頁，共16頁。1.這本書我借了一個(gè)月了。Iborrowedthisbookamonthago.Itis/hasbeenamonthsinceIborrowedthebook.Ihavekeptthebookforamonth./sinceamonthago.AmonthhaspassedsinceIborrowedthebook.第十頁第十一頁，共16頁。Have/hasgoneto

have/hasbeento

have/hasbeeninhave/hasgoneto:已經(jīng)去了或在途中，還沒有返回；have/hasbeento:曾今去過某地，現(xiàn)在已經(jīng)回來了,后面可接表示“次數(shù)”的狀語;have/hasbeenin:表示某人“已在某地停留一段時(shí)間，現(xiàn)仍在那里”，其后常帶表示一段時(shí)間的狀語。第十一頁第十二頁，共16頁。ExercisesTom在哪兒？他去書店買書了。我在北京待了5年了。Jack去過上海兩次了-WhereisTom?-Hehasgonetothebookshoptobuysomebooks.IhavebeeninBeijingfor5years.JackhasbeentoShanghaitwice.第十二頁第十三頁，共16頁。Correcting

1.Ihaveborrowedthebookfor3months.2.Mybotherhasjoinedthearmysincehewas18.3.JackandTomhavelivedheresince5years.4.ThefilmhasbeenonsinceIhavecometothecinema.5.WhenhasMr.Licaughtabadcold?

havekepthasbeeninthearmy/beenasoldiersince5yearsago/for5yearscamedidcatch第十三頁第十四頁，共16頁。6.Tenyearshavepassedsincetheyg