江苏省新沂市第二中学高中英语《Unit1Grammarandusage(1)》教案新人教版选修6教学目标ToIntroducetheusageofpresenttenses重点Thebasicusageofpresenttensesindifferentsituations.难点Howtouseproperpresenttensesinvarioussentences教法及教具Teaching教学过程教学内容个案调整教师主导活动学生主体活动IntroductionOverviewoftenses1:presenttenses1.simplepresent一般现在时2.presentcontinuous现在进行时3.presentperfect现在完成时4.presentperfectcontinuous现在完成进行时1.TheSimplePresentTense1)Form构成：do/does(am/is/are)2)Usage用法：Weuseittotalkabout①thingsthataretruenow.(现在情况)②thingsthatarealwaystrue.(客观真理)③thingsthatoccurregularly.(经常发生)④Futureactionsthatarescheduled.(按时刻表,日程表)⑤Futureactionsthatareinanadverbialclause(在时间,条件,让步状语从句中表示将来的动作)3)与一般现在时连用的时间状语：often,usually,always,seldom,sometimes,everyday,onceaweek,twiceaweek一般现在时表不受时间限制的动作或状态.主要指自然规律,客观真理,格言或警句等。e.g.:Practicemakesperfect.熟能生巧Pridegoesbeforeafall.骄者必败注意：此用法如果出现在宾语从句中，即使主句是过去时,从句谓语也要用一般现在时。例如：Columbusprovedthattheearth_(be)round.e.g.:Theteachertoldusthatlight_______(travel)fasterthansound.Pleasematch:1.Mymotherlovesclassicalmusic.2.Myfathervisitshisparentsonceaweek.3.WhenIwasveryyoung,mygrannytoldmetheearthisroundandmostriversflowintoseasandoceans.a.现在情况_________b.客观真理_________c.经常发生__________Focuson:1)Theexhibition______onMay1stand______attheendofJune.(open;close)2)Theplane_________at11:30and________inShanghaiat1:20.(takeoff;arrive)3)______thereafilmontonight?(be)Translation:1)I’llgiveherthenotebook____________.2)Tellme_________________________.3)Hewillkeepthework______________________.在时间状语从句中、条件状语从句中、让步状语从句中，用一般现在时表示将来发生的动作或状态。2.ThePresentContinuousTense1)Form构成：am/is/aredoing2)Usage用法：Weuseittotalkabout①actionsthatarehappeningorinprogressnow.(此刻/现阶段)②futureactionsthatarealreadyplanned.（按说话人计划或安排）③repeatedactions,usedwith“always,constantly,forever”use.withanegativeconnotation.(与always等连用表感情色彩)now,atpresent,thisweek…Translation:下周她将离开上海去广州．他们将出国度假②表示按说话人计划安排打算将要发生的动作。多用于一些表示起始和移动等意义的动词。例如：leave,go,come,arrive,start,move，stop,spend，stayPleasematch:1)Sheisconstantlychanginghermind．2)Heisforevercomplainingabouthissalary．3)Heisalwayshelpingpeople.厌烦________赞扬________抱怨/不满________③表示满意，称赞，关切，抱怨，不满等情感。常与always,forever,constantly等词连用。3.ThePresentPerfectTense1)Form构成:has/havedone2)Usage用法：Weuseittotalkabout①experiencesthatarerepeated.(主语的经历)②thingsthathappenedinthepast,buthaveaneffectonthepresent.(过去发生影响现在)③thingsthatstartedinthepastandarestillhappeningnow(过去发生延续至今)3)现在完成时常与下列时间状语连用：ever,never,twice,already,not…yet,just,lately,recently,inrecentyears,since…,fortwoyears,during/inthepast/lastfewyears,fromthenon,sofar,upto/tillnow①表示动作在过去完成，构成主语的经历。e.g.:IhavebeentotheGreatWallthreetimes.注意：It/That/thisisthe…timethatS+have/has+donee.g.:那是今天早上他第三次给她打电话.②表示动作发生在过去，但对现在的情况产生影响。E.g.:Havetheyfoundthemissingchildyet?③表示发生在过去的动作一直延续到现在。e.g.:Theconferencehaslastedforfivedays.Hehascomeherefortwodays.Hehasbeenherefortwodays.Hehasnotcomeherefortwodays.Hehasbeenasoldierfortwoyears.e.g.:Yournewcarisverysmart.Howlonghaveyouhadit?瞬间动作的肯定式一般不可与表示一段时间的状语一起用于现在完成时。瞬间动词的否定式可以与表示一段时间状语一起用于现在完成时。4.ThePresentPerfectContinuousTense1)Form构成：has/havebeendoing2)Usage用法：Weuseittotalkaboutactionsthatstartedinthepast,havelasteduptonowandwillprobablycontinuetohappen.(过去发生,延续至今,还将继续)3)常与下列时间状语连用:allday,thewholemorning,fortwoweeks,…Alltheseyearswe_______________(设法)togetintouchwithyou.Allalongwe_______________(考虑)comingtoseeyou.Sheisverytired.She___________(工作)allmorning.区别现在完成时和现在完成进行时1.现在完成进行时强调动作延续,现在完成时侧重最后结果e.g.:他们一直在加宽道路2.现在完成进行时往往表示动作在重复，现在完成时则常常不带重复性.e.g.:Haveyoubeenmeetingherlately？板书设计教学札记
