Unit6NurturingNatureGrammar導學案高二英語選擇性

選擇性必修一Unit6NurturingNaturePeriod3:Grammar(現(xiàn)在完成時)導學案語境3：經濟衰退影響一家的生活，母親從零開始學打字.(字數(shù)80左右)Mothertookanotherjobearninghalf,buttheeveningpracticesessionsontheoldgreentypewritercontinued._____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________課堂學習任務目標掌握現(xiàn)在完成進行時基本概念；現(xiàn)在完進行成時的基本用法；現(xiàn)在完成時和現(xiàn)在完成進行時的區(qū)別Task1:認識現(xiàn)在完成進行時1.Lookatthesentencesfromthereadingpassageandanswerthequestions.(P53)a.WildanimalssuchastheseTibetanantelopeshavenowbeenusingthesepassagesforyears.b....beforeIknowit,wehavereachedTanggulaStation.①.Whichofthesestatementsistrueaboutsentence(a)?(1)Wildanimalsstartedusingthesepassagesinthepast.(2)Wildanimalsusedthesepassagesonlyonce.(3)Wildanimalsstillusethesepassagesnow.②.Whatisthedifferencebetweentheexpressionsinboldinsentences(a)and(b)?2.朗讀句子，劃出動詞部分1.ThetrainhasbeenracingalongsteadilysinceitleftXining.2.Allthistimethesong“SkyRailway”hasbeenplayinginsidemyhead.3.WildanimalssuchastheseTibetanantelopeshavenowbeenusingthesepassagesforyears.4.TheQinghaiTibetPlateauhasbeenattractingpeople’sadmirationforcenturies.5.Now,thankstoourefforts,passengersfromalloverthecountryhavebeenenjoyingthesemagicallandscapes.Task2:理解現(xiàn)在完成時1.現(xiàn)在完成進行時時間IhavebeenstayinginChinasince3threeyearsago.理解時間:______________________________現(xiàn)在完成進行時表示動作從過去某一時間開始一直持續(xù)到現(xiàn)在，這個動作可能終止，也可能還在進行。2.現(xiàn)在完成進行時的形式TheyhavebeenlearningEnglishforalmost6years.劃出謂語動詞部分：______________________3.現(xiàn)在完成時和現(xiàn)在完成進行時的區(qū)別1）在不用時間狀語的情況下，現(xiàn)在完成進行時的動作不一定已經完成，很可能持續(xù)下去，而現(xiàn)在完成時一般表示動作已經完成。即現(xiàn)在完成進行時強調動作的延續(xù)性，而現(xiàn)在完成時強調動作的結果。a.I________________________solarracingcars.我一直在設計太陽能賽車。b.I__________________fiveorsixdifferentcars.我已經設計了五六輛不同的小汽車了。2）現(xiàn)在完成進行時往往表示動作在重復，而現(xiàn)在完成時一般不表示動作的重復。a.I_______________________________partinracesforfouryears.我四年來一直在參加比賽。b.Howmanyraces______________you_____________partin?你參加了多少場比賽了？3）現(xiàn)在完成進行時與所有進行時態(tài)一樣帶有感情色彩，可使表達顯得生動，而現(xiàn)在完成時往往只表明一個事實、一種影響或結果，不帶感情色彩。What____________you________________?Youlookedfedup.你一直在干什么呀？你看上去很不高興。4.常與現(xiàn)在完成進行時連用的時間狀語現(xiàn)在完成進行時常與表示一段時間的狀語連用，例如：allthetime,thisweek,allnight,thesefewdays,for…,since…等。a.Aprivatedetective_______________________himforseveralweeks.一個私人偵探幾個星期以來一直在跟蹤他。b.Craiglovesoutdooractivities—he_____________________________sincehewasachild.Craig熱愛戶外活動。他從小就開始釣魚。Task3:現(xiàn)在完成時運用1.pletethepassagewiththecorrectformoftheverbsinbrackets.(P65)I1________________(hear)astrangesoundforawhile.It’sadeep,loudroar,likealion’s.Buttherearen’tanylionshere...Orarethere?SoonIseewhat2_______________(make)thenoise:ahowlermonkey.NowIfeellessworried.Realisingthatsomething3_________(move)onmyshoulder,Iturnmyheadtolookatit.Ohno!It’sagiantspider!Ibrushitoffanditrunsundersomeleaves.Itrytobatawaythehugeinsects,which4______________(fly)aroundmyheadinablackcloudforquiteawhile.IpullofftheheadsetandI’mbackinmylivingroom.Thankgoodness!I5______________(give)thelatestvirtualrealityheadsetand,forthelasttwentyminutes,I6______________(use)ittoexploretheAmazon.Thisisanamazingexperienceandareminderofhowmanyspeciesthereareintherainforest.Wemustdoallwecantoprotectit.2.用英語句子表達下列圖片 句1：_________________________________________________________________________________ _________________________________________________________________________________ 句1：_________________________________________________________________________________ ________________________________________________________________________________ 句1：_________________________________________________________________________________ _________________________________________________________________________________課后強化鞏固練習1.選用括號內合適的內容完成下面對話。Molly:Mum,youlookreallytired.What1.________________(areyoudoing,haveyoubeendoing)allday?Mum:I2._____________________(amcleaning,havebeencleaning)thehouse.Molly:3.___________________(Haveyouseen,Haveyoubeenseeing)agoldnecklace?Mum:No,Ihavecleanedalltheroomsbuthaven’tseenit.Howlong4._______________________(wereyoulookingfor,haveyoubeenlookingfor)it?Molly:Well,I5._____________________(didn’tsee,haven’tseen)itsincelastweek.Mum:Amandahastidiedupalottoday.6.________________(Haveyouasked,Haveyoubeenasking)heryet?Molly:No,I’llaskhernow.Thanks,Mum.2.用動詞的正確形式填空。1)

—I’msureJoeywillwinthefirstprizeintheingsingingpetition．—Iagree.He_________________(prepare)foritformonths.Andlisten,heispractici