Unit+5+Revealing+nature+Using+language+導(dǎo)學(xué)案 高二英語(yǔ)外研版（2019）選擇性必修第一冊(cè)

主題語(yǔ)境人與自然認(rèn)識(shí)與探索自然班級(jí)：__________姓名：___________XB1U5UsinglanguagePastperfect導(dǎo)學(xué)單Learningobjectives:1.Learnbasicstructureandfixedsentencepatternofpastperfect.2.Masterhowtousepastperfectcorrectlyinthepassage.課前Observeandsummary定義：表示在過(guò)去的某一時(shí)間或某一動(dòng)作之前已經(jīng)完成的動(dòng)作或存在的狀態(tài)。它表示句子中描述的動(dòng)作發(fā)生在“過(guò)去的過(guò)去”。注：過(guò)去完成時(shí)一定有一個(gè)表示過(guò)去的參照點(diǎn)。a.BeforeIgottothebusstation,thebushadleft.b.BythetimeIgotbacktoschool,thebellhadrung.Summary:Thestructureofpastperfect:____________課中Roadtopastpefect一、過(guò)去完成時(shí)的構(gòu)成為：肯定式為_(kāi)_________________；否定式為_(kāi)_________________；被動(dòng)式為_(kāi)_________________。過(guò)去完成時(shí)的基本用法：1.常與時(shí)間狀語(yǔ)“by+表示過(guò)去的時(shí)間”；when/before/after+表示過(guò)去時(shí)間Bynineo'clocklastnight,we____________(finish)mostofthework.到昨晚9點(diǎn)鐘，我們已經(jīng)完成了大部分的工作。Beforewegottothetrainstation,thetrainhadalreadyleft.我們到達(dá)火車站之前，火車就已經(jīng)離開(kāi)了。2.表示在過(guò)去某一時(shí)刻之前已經(jīng)開(kāi)始并一直延續(xù)到這一時(shí)刻的動(dòng)作或狀態(tài),常和for,since引導(dǎo)的時(shí)間狀語(yǔ)連用。Hesaidhehadworkedinthatfactorysince1949.他說(shuō)自從1949年以來(lái)他就在那家工廠工作。Whenwalkingdownthestreet,IcameacrossDavid,whomIhadn'tseenforyears.當(dāng)沿著街道散步時(shí),我偶然遇到了戴維,我已多年未見(jiàn)過(guò)他。3.某些動(dòng)詞的過(guò)去完成時(shí)表示過(guò)去未實(shí)現(xiàn)的希望、計(jì)劃或打算。常用的動(dòng)詞有hope,expect,suppose,think,want,wish,mean,plan,intend等。Theyhadwantedtohelpbutcouldn'tgethereintime.他們本來(lái)想要來(lái)幫忙的,但未能及時(shí)趕到這兒。IhadhopedtosendhimaChristmascard,butIforgottodoso.我本來(lái)想送他一張圣誕節(jié)賀卡,但把這事給忘了。Wehadintendedtocomeandseeyou.我們本來(lái)打算來(lái)看你的。過(guò)去完成時(shí)的常用的固定句型：1.在“It/Thatwasthefirst/second…timethat...”此句型中，主句用了一般過(guò)去時(shí)，that引導(dǎo)的定語(yǔ)從句要用過(guò)去完成時(shí)ItwasthefirsttimethatIhadvisitedtheGreatWall.這是我第一次參觀長(zhǎng)城。2.“Itwas+一段時(shí)間+since從句”，since從句謂語(yǔ)用過(guò)去完成時(shí)Itwasthreeyearssincehehadjoinedthearmy.他參軍三年了。在句型Hardly…when…和Nosooner…than…中，主句常用過(guò)去完成時(shí),從句用一般過(guò)去時(shí)，表示“一……就……”。①Hardlyhadhegotintohisbigofficewhenthetelephonerang.他剛進(jìn)入他的大辦公室,電話鈴響了。②Nosoonerhadhearrivedthanhewasaskedtoleaveagain.他剛到就被要求離開(kāi)。4.在句型Ifonly,I’drather中，用過(guò)去完成時(shí)，表示“要是...就好了”；“寧愿”。①Ifonlywehadlistenedtotheiradvice.我們要是聽(tīng)他的建議就好了。②I’dratheryouhadn’tbeenpresent.我寧愿你當(dāng)時(shí)不在場(chǎng)。Haveatry1.He___________(learn)3000wordsbeforehewenttoEngland.2.Theoldmantoldusthathe__________(travel)tomanyplaces.3.Itwasthethirdtimethathe___________(see)suchalargeanimal.4.Bythetimehegottotheairport,theplane____________(takeoff)5.Marydidherhomeworkand_______(wash)thedishes.四、一般過(guò)去時(shí)與過(guò)去完成時(shí)的區(qū)別:①.過(guò)去完成時(shí)在時(shí)間上________________，而一般過(guò)去時(shí)強(qiáng)調(diào)_________________。②.時(shí)態(tài)標(biāo)志詞不同：一般過(guò)去時(shí)：_________________________________________等。過(guò)去完成時(shí)：___________________________________________等。課后PracticeAssignment:Ⅰ.Fillintheblankswiththeappropriateformsoftheverbsinbrackets.1.Byyesterdaythey___________(work)forsixdays.2.Bythemiddleoflastmonthwe________(live)inBeijingforfiveyears.3.WhenIcametoGuangzhou,he________(be)thereforalongtime.4.Beforetheyarrivedherethefilm____already______(start).5.I____________(intend)tomeethimattheairport,butIhadanimportantmeetingtoattend.6.Heenteredtheroom,__________(turn)onthelightandreadaneveningpaper.7.Nosoonerhadhearrivedthanhe_______(go)awayagain.8.Itwasthethirdtimethathe___________(be)outofwork.9.Shereturnedthebookthatshe______________.(borrow)10.IthoughtthatI_________(see)himbefore.Ⅱ.Microwriting(Mary’sjournal)(5minutes)1.___________________________________（上周日，我本打算出去散步，但是在早上就開(kāi)始下雨,intend）.SoIwenttothemovieswithmybestfriend.2.___________________________________（當(dāng)我起床的時(shí)候，我的狗已經(jīng)把桌子上我的早餐都吃了。bythetime）.ThenIwenttoseethefilm,hungry,3.__________________________（但是當(dāng)我到電影院的時(shí)候，電影已經(jīng)放映20分鐘了。beon放映）.4._____________________________（這是我第一次和我最好的朋友一起看電影。）anditwasthemostinterestingmoviethat