外研版（2019）必修 第一册Unit 3 Family matters Using language Grammar 课件

B1U3GrammarReview:tenses（时态）形式：主语+do/does；主语+am/is/are一般现在时（PresentSimple）功能例子Theywalktoschooleveryday.Thelionisalargeanimalofthecatfamily.Lighttravelsfasterthansound.1.现在经常发生或习惯性动作2.现在存在的特征或状态3.客观事实或普遍真理与频度副词连用：often,always,usually,everyday,onceaweek,seldom,hardly,occasionally,fromtimetotime,sometimes,attimes,never,…形式：主语+did；主语+was/were功能例子Igotupat6:30yesterday.Myfatherwasverybusylastweek.Weoftenfoughtwhenwewerekids.一般过去时（PastSimple）1.过去发生的动作或产生的状态2.过去经常发生的或习惯性动作。常用时间状语：yesterday,lastweek,thedaybeforeyesterday,justnow,atthattime,theotherday,twodaysago,inthepast,…形式：主语+am/is/are+doingWearewaitingforyounow.WearelearningUnit3thesedays.现在进行时（PresentContinuous）功能例子我们正在等你。我们最近几天在学第三单元的内容。1.此时此刻正在进行的动作2.当前一段时间正在进行的动作willdobegoingtodoHewillbetwentynextweek.Iwilldoabetterjobnexttime.IjustheardthatKateisinhospitalandIwillgotoseeherrightnow.Theyaregoingtoholdameetingtodiscusstheissue.Itlooksasifitisgoingtorain.形式:主语+will/shall+do；主语+am/is/are+goingto

do；

主语+am/is/are

+

todo；主语+am/is/are+abouttodo描述或预测将要发生的动作或产生的状态主观意愿临时决定

一般将来时（FutureSimple）计划好的事情有迹象表明将要发生betodobeabouttodoYouaretofinishthetaskbeforeyougoout.Sheistomarrynextmonth.We’retomeetattheairport.Don’tgoout.We’reabouttohavedinner.按计划、约定、义务要去做一般将来时（FutureSimple）即将发生，意为“马上……；即将……”，不与具体时间状语连用常用时间状语：tomorrow,nextweek/month,beforelong,inthefuture,“in+一段时间”,…一般将来时（FutureSimple）willdobegoingtodo表示将来的时间更远一些客观上势必会发生临时决定

眼下、近期要发生主观判断将要发生计划、准备Exercises(begoingtoVS.will)Autumn__________comeagain.I______________

applyforlivingatschoolduringtheschoolyear.Ifyoudon’thurry,you__________missyourEnglishclass.–Listen!Thedoorbellisringing.

–I__________go.Lookatthedarkclouds.It__________rain.Fish__________diewithoutwater.amgoingto/willisgoingtowillwillwillwillExercises1.Jack________swimmingintherivereverydayin

summer.(go)2.It________thatyouareright.(seem)3.Look,thechildren________basketballontheplay-ground.(play)5.Itisverywetandcold.Ithinkit________.(rain)6.—Ineedsomepaper.—I________someforyou.(bring)7.Ican'tfindmypen.Who________itaway?(take)8.He________backinfiveminutes.(come)10.I________mybike,soIhavetowalktoschool.(lose)goesseemsareplayingisgoingtorainwillbringhastakenwillcome(have)lostExercises11.He________downandbegantoreadhisnewspaper.

(sit)12.Heisveryhungry.He________anythingforthree

days.(noteat)13.I________withyouifIhavetime.(go)14.Wewillgotothecinemaifit________finetomorrow.

(be)15.IwilltellherthenewswhenI________hernextweek.

(meet)17.We________goodfriendssincewemetatschool.(be)19.Thebikeisnice.Howmuch________it________?

(cost)20.Idon'tknowwhenMary________toseeme.But

whenshe________,I’lltellherallaboutit.(come)sathasn’teatenwillgoismeethavebeendoescostwillcomecomes功能例子他钥匙丢了，进不去门。他从上周开始工作一直很忙。我去过长城两次。现在完成时（PresentPerfect）形式：主语+have/has+doneHehaslosthiskeyandnowhecan’tgetinside.1.过去发生的动作对现在产生的结果、影响2.过去的动作或状态持续到现在never,ever,only,once,twice,beforesince+过去时间点for+一段时间Hehasbeenverybusysincelastweek.I’ve

been

to

the

Great

Wall

twice.3.描述过去的人生经历现在完成时肯定句中，瞬间动词不能与时间段连用。现在完成时肯定句：V延+一段时间✓翻译:我上高中已经一个月了。Ihavebeeninseniorhighforamonth.✓Ihaveenteredseniorhighforamonth.×现在完成时否定句：V延/V瞬+一段时间✓翻译：她有三周没来学校了。Shehaven’tbeeninschoolfor3weeks.✓翻译：我有三个月没收到他的来信了。Ihaven’theardfromhimfor3months.✓一般过去时VS.现在完成时A1:Hehaslosthiskeyandnowhecan’tgetinside.A2:Helosthiskeybutluckilyhefoundit.B1:Hehasbeenverybusysincelastweek,sohemaynotcometoyourpartytonight.B2:Hewas

verybusylastweek,butthisweekit’sbetter.C1:TomstudiedinChengduNo.7HighSchoolfor3years.C2:IhavestudiedinChengduNo.7HighSchoolfor1month.一般过去时：动作和状态发生并结束于过去，与现在无关。现在完成时：动作和状态始于过去，对现在有影响。1Somethingthatstartedinthepastandisaffectingthepresent.2Somethingthatiscurrentlytakingplace.3Somethin