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1、Unit3UnderstandingeachotherGrammarandusageWhoishe?HeisZhaoBenshan.Whatdoeshedo?Heisacomedian.Whatishedoing?Heisperforming.What’sthis?It’stheGreatWallinBeijing.Haveyouevervisitedit?Yes,Ihave.Ihavevisitedittwice.Haveyoueverstoodonthisstage?No,Ihaven’t,butIhavebeenlookingforwardtothatday.Doyouwantto
2、studyinthisuniversity?Yes,wehavebeenexpectingtostudythereforages.Thisisourschool.ItislocatedinXiangtanCounty,HunanProvince.Ithasbeenbuiltsincethreeyearsago.I’manEnglishteacherinit.IhavebeenteachingEnglishinthisschoolforaboutfouryears.Tensesrelatedtopresent1.Thesimplepresenttense(一般现在时)2.Thepresen
3、tcontinuoustense（现在进行时）3.Thepresentperfecttense（现在完成时）4.Thepresentperfectcontinuoustense（现在完成进行时）be(am/is/are)do/does+v.用法：1.表客观事实2.经常发生的事情一般现在时结构：Nowadays,stand-upcomedyispopularallovertheworld.Nooneappreciatesbeingmadefunofbeforethepublic.Peoplewholaughalotlivelonger.Translate1.如今，单口喜剧在全世界深受人们欢
4、迎。2.没有人喜欢在众人面前受到愚弄。3.喜欢笑的人寿命长。Acoupleofdaysago,Ilearntfrommyteacherthattheearthmovesaroundthesun.客观事实在下列情况下，如果主句用了将来时，从句就要用现在时表示将来的情况。一.表示“假设、如果、万一、只要”的词，如：if,incase,as/solongas,onconditionthat,provided/providingthat,supposing/supposethat等引导的条件状语从句中，另外还有unless(除非)引导的从句中。Youcangoouttoplayaslongasy
5、oustayinthebackyard.Hecanusethebicycleonconditionthathereturnsittomorrow.Supposing/Supposeheisabsent,whatshallwedo?Intheevent(that)shehasnotbeeninformed,Iwilltellher.例句二.表示“当…时候，在…时,”的词，如：when,whenever,eachtime,everytime,nexttime,thefirsttime,anytime,themorning/afternoon/evening/night/day/week/mo
6、nth/year等连词引导的时间状语从句中。例句I’dliketoseeyouwheneveritisconvenient.EachtimeImeethim,hewillgivemesomeadvice.I’lldiscusstheproblemwithyouanytimeitisconvenientforyou.三.表示“一…就”的词，如：assoonas,themoment,theminute,thesecond,theinstant,directly,immediately,instantly等引导的时间状语从句中。例句:I’llreturnthebooktohimthemomen
7、tIseehimnextweek.I’lle-mailyouimmediatelyIgettoNewYork.四.对于按时间表、议事日程将要发生的事，可以用一般现在时表示一般将来时。例句:Hurryup,ourflighttakesoffat14:00.BetterLifeshoppingmallopensat9:00a.m.andclosesat10:00p.m.五.一些介词短语现在时可以表达将来的动作或状态。如：beathand
