Unit6第三课时sectionA3a-3cGrammar课件鲁教版五四学制英语七年级下册

Let’sCommunicate!Unit6CommunicationandListeningSectionAGrammarHowdowecommunicate?LearningobjectivesAfterthislesson,wewillbeableto:1.UnderstandthestructureandusageofZero&FirstConditionals.2.UseZero&FirstConditionalstotalkaboutreal/futuresituationsfluently;Useembeddedvocabularyincontexttodescribecommunication/plans.3.Realizetheimportanceofeffectivecommunication(linkedtoif-conditionalsindailytalks);Enjoygrammarlearningthroughinteractivegamesandcollaborativetasks.Let’scommunicate!LeadinPART01Unit6Let’senjoyavideoLet’sfindout____youeverfindyourselfstuckinthemiddleofthesea,I'llsailtheworldtofindyou.____youeverfindyourselflostinthedarkandyoucan'tsee,I'llbethelighttoguideyou.____youtossandyouturnandyoujustcan'tfallasleep,I'llsingasongbesideyou.And____youeverforgethowmuchyoureallymeantome,EverydayIwillremindyou.Findoutwhatwe'remadeofWhenwearecalledtohelpourfriendsinneedIfWhatdothesesentenceshaveincommon?Theyallhavetheword“_____”.IfIfififIf-clausesLet’slearnmoreIfyouheatthewaterto100℃,itboils.If从句→

用一般现在时主句→

也用一般现在时Let’slearnmoreIfpeopleeattoomuch,theygetfat.If从句→

用一般现在时主句→

也用一般现在时Let’slearnmoreIfTom

hasenoughmoney,hewill

travelaroundtheworld.If从句→

用一般现在时主句→

用一般将来时Let’slearnmoreIfit

doesn’traintomorrow,theywill

haveapicnicinthepark.If从句→

用一般现在时主句→

用一般将来时Ifyouheatthewaterto100℃,itboils.Ifpeopleeattoomuch,theygetfat.IfTomhasenoughmoney,hewilltravelaroundtheworld.Ifitdoesn’traintomorrow,theywillhaveapicnicinthepark.Arethesesentencesthesame?Let’sfindthedifferencestogether.Let’scommunicate!PresentationPART02Unit6Let’slearnReadthesentences.3aIfyouwanttosolvetheproblem,aface-to-facetalkusuallyworksthebest.Textingcanmakethingsworseifyou’renotcarefulwithyourwords.Iftherehearsalendsat7:00p.m.,I’llpickupat7:15p.m.Ifyoustaycalmandsaysorry,itwillhelp.IfIgothere,Iwilltryallthedeliciouslocalfood.if引导的条件状语从句Let’sthink条件状语从句的时态和主句的时态有何关系？条件状语从句可以和其他句式进行转换吗？条件状语从句和主句的位置关系是怎样的？if引导的条件状语从句Let’slearnmore(主从句位置)if

引导的条件状语从句既可位于主句之前，也可位于主句之后。位于主句之前时，从句后面要用逗号与主句隔开。Findmoresentenceswithif-clausesinSectionA.3aWe’llfinishat7:00p.m.ifit’sontime.Ifeverythinggoeswell,I’llseeyouat7:15.Ifthetrafficistoobad,you’llhavetowaitforafewminutes.IfIvisitChinathisyear,Iwillgototheparkwith

you.Ifyoucanmakeit,I’llshowyouaroundthe

cityandletyoutastealltheyummylocalfood.从句主句Let’slearnmore(主从句时态)Readthesentences.3aIfyouwanttosolvetheproblem,aface-to-facetalkusuallyworksthebest.Textingcanmakethingsworseifyou’renotcarefulwithyourwords.Iftherehearsalendsat7:00p.m.,I’llpickupat7:15p.m.Ifyoustaycalmandsaysorry,itwillhelp.IfIgothere,Iwilltryallthedeliciouslocalfood.一般现在时一般现在时一般现在时一般现在时一般现在时一般现在时含有情态动词的一般现在时一般将来时一般将来时一般将来时Let’slearnmore(主从句时态)定义：当表示客观事实、自然规律、普遍真理时，主句和if引导的条件状语从句都用__________时，称为______

条件句。一般现在零Let’slearnmore(主从句时态)定义：当表示未来可能发生的事情时，主句用__________时，if引导的条件状语从句用__________时，称为______

条件句。一般将来一般现在第一主将从现原则Let’slearnmore(主从句时态)IfIgetthereearly,Icanseethedoctorsoon.if从句一般现在时主句祈使句主祈从现原则Youmayfallillifyoueatthebadfood.if从句一般现在时主句含情态动词主情从现原则SummaryQ.Whattenseisusedinboththeif-clauseandthemainclause?Zeroconditional零条件句if-clausemainclauseFirstconditional第一条件句PresentsimplePresentsimple主将从现主情从现主祈从现Let’slearnmore(句型转换)借助“祈使句+and/or+句子（一般将来时）”这一句型来转换。and在句意上表示顺承，意为“__________”；or表示转折，意为“______”。那么，就否则Ifyougetupearly,you’llcatchtheschoolbus.=Getupearly,andyou’ll

catchtheschoolbus.=Getupearly,oryouwon’tcatchtheschoolbus.

早点起床，你就会赶上校车。Let’slearnmore(句型转换)借助________

或_____

来转换条件状语从句。withoutIfthereisnosunshine,plantswilldie.=Plantswilldiewithoutsunshine.

如果没有阳光，植物将会死亡。withIfyouhelpme,I’llgetbettergrades.=Withyourhelp,I’llgetbettergrades.

如果你帮助我，我将取得更好的成绩。Summary时态位置Zeroconditional零条件句Usedtotalkaboutfacts,truthsorhabitsthatalwayshappen.Firstconditional第一条件句Usedtotalkaboutpossiblefuturesituationsandtheirresults.if从句既可放在主句前，也可放在主句后。放在主句前时，常用逗号与后面的主句隔开。主将从现主情从现主祈从现(1)借助祈使句+and/or+句子(2)借助without或with含义句型转换If-clausesLet’scommunicate!PracticePART03Unit6PracticeMatchthetwopartstomakesentences.3b1.Ifwecanhaveaface-tofacemeeting,2.IfIhavegoodnews,3.Ifyouneedtoleave,4.Ifyoucanfinishyourworkearlytoday,5.Iftheoldmanhasdifficultiesinhearing,6.Ifyoucan’t

reachherbyphone,A.trytexting.B.we’llunderstandeachotherbetter.C.youcanwritethingsdown

forhim.D.I’llcallyou

rightaway.E.I’llcallataxiforyou.F.willyoujoinmefordinner?写下立即；马上与某人共进晚餐用电话与某人取得联系做某事有困难TipsChoosebasedonthekeywordsorsubject(主语）.PracticeMatchthetwopartstomakesentences.3b1.Ifwecanhaveaface-tofacemeeting,2.IfIhavegoodnews,3.Ifyouneedtoleave,4.Ifyoucanfinishyourworkearlytoday,5.Iftheoldmanhasdifficultiesinhearing,6.Ifyoucan’treachherbyphone,A.trytexting.B.we’llunderstandeachotherbetter.C.youcanwritethingsdown

forhim.D.I’llcallyourightaway.E.I’llcallataxiforyou.F.willyoujoinmefordinner?PracticeFillintheblankswiththecorrectformsoftheverbsinbrackets.3cgowilldropwillgivestartwillperformGiveletthink一切进展顺利给......写信给某人关于某事的全部细节认真考虑和某人交谈it'stimetodo到了该做某事的时间了为......制定计划给某人打电话想起；想出；认为Discusswhatthesituationsareandwhomtheinformationisfor.3cWhatformsofcommunicationarethey?notevoicemessageWhatarethetwotextsabout?It’saboutplanningareunion.It’saboutmakingatrainingplanfortheteam.Discusswhatthesituationsareandwhomtheinformationisfor.3c...Ifthings____(go)well,we_______(see)allthoseoldfacesagain.Justthinkhowgreatitwillbe!Ifyouthinkyoucancome,______(drop)mealineandI_______(give)youallthedetailsaboutthereunion.Butpromisemeyou’llthinkaboutitseriously.gowillseedropwillgiveWayofcommunication:aletteroranoteFor:oldclassmatesorfriendsWhendopeoplewritenotes?Peopleusuallywritenoteswhentheyneedtoleaveamessageforsomeonewhoisn'tthere,liketoshareimportantdetailsorremindsomeoneofsomething.Discusswhatthesituationsareandwhomtheinformationisfor.3cHey,it’sme.Iwantedtotalktoyouaboutthetrainingplanforourteam.Thenewseasoniscoming,soit’stimetomakeaplanforourtraining.Ifwe______(start)earlierthisyear,Ithinkwe__________(perform)better.______(give)meacalland_____(let)meknowifyou________(think)ofagoodtimeforeveryonetomeet.Talktoyousoon!startwillperformGiveletthinkWayofcommunication:avoicemessageFor:teammatesWhendopeoplesendvoicemessages?Peopleusevoicemessageswhentheywanttoexplainsomethingmoreclearlythantext,orwhentheyarebusyandcan'ttypealongmessage.Let’sdiscuss!Whatareyougoingtodoifyoureceivethenoteandthevoicemessage?Iwilldrophimaline.Iwillsendhim/heranemail.Iwillmakeavideocall.Anywayelse?GroupworkChoosedifferentwaystocommunicateaccordingtodifferentsituations.Ifyouwanttoinviteyourfriendstoyourbirthdayparty.2.Ifyourfrienddoesn’tansweryourphonecall.3.Ifyoudon’tfeelwellandwanttoasktheteacherforleavetoseeadoctor.Let’sthink!

talkfacetofacesendtextmessagesendemailsusesignlanguagemakeaphonecallmakeavideocallwriteanotesendavoicemessageHowdowecommunicate?howdowecommuncateLet’scommunicate!ExercisePART04Unit6用括号内所给单词的适当形式填空。1.Ifyou____________(finish)yourhomework,youcangohome.2.You______________(learn)alotifyoutravelaroundtheworld.3.—Tomwantstoknowifyouwillhave