人教八上英语Unit+8+Let's+Communicate!+Section+A(Grammar+Focus+3a~3c)课件

Unit8Let'sCommunicate!SectionAHowdowecommunicate?GrammarFocus3a-3c01020304教学目标通过语法表格，引导学生逐步全面掌握零条件句和第一条件句；并且能够在语境中运用。引导学生观察与翻译，培养其独立思考和发散性性思维，变被动学习为主动学习。引导学生了解语法结构，在情境中运用结构。能够根据学习目标和个人情况，选择适合的学习策略，如多观察，多反思；多记笔记，多背诵等。教学重难点0102能够通过表格活动，引导学生掌握if条件句的内容；能够根据学习目标和个人情况，选择适合的学习策略。如何引导学生观察，培养其独立思考和发散性性思维；如何引导学生使用if条件句，加强语法记忆巩固。GrammarFocus

3a-3cSectionA01Watchthevideo

1Lead-inSingtogether

2PresentationPart1.

Readthesentences.Findmoresentenceswithif-clausesinSectionA.3aTranslateallthesentences.Ifyouwanttosolvetheproblem,aface-to-facetalkusuallyworksthebest.Textingcanmakethingsworseifyou’renotcarefulwithyourwords.Iftherehearsalendsat7:00p.m.,I’llpickyouupat7:15p.m.Ifyoustaycalmandsaysorry,itwillhelp.IfIgothere,Iwilltryallthedeliciouslocalfood.

2PresentationPart2.Readthesentences.Findmoresentenceswithif-clausesinSectionA.3aFindthesimilarities(相似性)ofthesesentences.Ifyouwanttosolvetheproblem,aface-to-facetalkusuallyworksthebest.Textingcanmakethingsworseifyou’renotcarefulwithyourwords.Iftherehearsalendsat7:00p.m.,I’llpickyouupat7:15p.m.Ifyoustaycalmandsaysorry,itwillhelp.IfIgothere,Iwilltryallthedeliciouslocalfood.if条件句

2PresentationPart3.Readthesentences.Findmoresentenceswithif-clausesinSectionA.3aWhatarethetensesofthemainclause(主句)andthesubordinateclause(从句)?Ifyouwanttosolvetheproblem,aface-to-facetalkusuallyworksthebest.Textingcanmakethingsworseifyou’renotcarefulwithyourwords.Iftherehearsalendsat7:00p.m.,I’llpickyouupat7:15p.m.Ifyoustaycalmandsaysorry,itwillhelp.IfIgothere,Iwilltryallthedeliciouslocalfood.if引导的是从句Ifyouwanttosolvetheproblem,aface-to-facetalkusuallyworksthebest.Textingcanmakethingsworseifyou’renotcarefulwithyourwords.Iftherehearsalendsat7:00p.m.,I’llpickyouupat7:15p.m.Ifyoustaycalmandsaysorry,itwillhelp.IfIgothere,Iwilltryallthedeliciouslocalfood.一般现在时一般现在时带情态动词的一般现在时一般现在时一般现在时一般将来时一般现在时一般将来时一般现在时一般将来时Ifyouwanttosolvetheproblem,aface-to-facetalkusuallyworksthebest.Textingcanmakethingsworseifyou’renotcarefulwithyourwords.Iftherehearsalendsat7:00p.m.,I’llpickyouupat7:15p.m.Ifyoustaycalmandsaysorry,itwillhelp.IfIgothere,Iwilltryallthedeliciouslocalfood.Question:Doesthemeaningofasentenceinfluenceitstense?zeroconditionalsentence零条件句firstconditionalsentence第一条件句零条件句和第一条件句（Zeroandfirstconditionals）Zeroconditionals零条件句，指表达客观真理（如科学事实）或习惯性动作的句型。Firstconditionals第一条件句，用于描述将来可能发生的情况。

2PresentationPart4.Readthesentences.Findmoresentenceswithif-clausesinSectionA.3aTakeanotherlookatthetenses.Ifyouwanttosolvetheproblem,aface-to-facetalkusuallyworksthebest.Textingcanmakethingsworseifyou’renotcarefulwithyourwords.Iftherehearsalendsat7:00p.m.,I’llpickyouupat7:15p.m.Ifyoustaycalmandsaysorry,itwillhelp.IfIgothere,Iwilltryallthedeliciouslocalfood.Zeroconditionals零条件句适用情况：客观真理/习惯性动作1.结构：If+一般现在时，主句+一般现在时（或祈使句）。例：Ifyoumixredandblue,yougetpurple.如果混合红色和蓝色，就会得到紫色。2.特点：表达永恒真理、科学事实或反复发生的习惯，结果必然发生。3.时态：主从句均用一般现在时，强调“必然结果”。例：Ifwaterfreezes,itbecomesice.（水结冰时会变成冰。——科学事实）Shegetsangryifyoulietoher.（如果你对她撒谎，她会生气。——习惯性反应）Firstconditionals第一条件句适用情况：将来可能的情况1.结构：If+一般现在时，主句+will+动词原形（或情态动词/can/may/should等）。例：Ifitrainstomorrow,wewillstayathome.如果明天下雨，我们就待在家里。2.特点：表达

将来可能发生的条件和结果，结果发生的可能性较高。3.时态：从句用一般现在时表将来，主句用

“will+动词原形”表将来的动作。例：Ifyoustudyhard,youwillpasstheexam.（如果你努力学习，就会通过考试。——可能的结果）Hemaycomeifyouinvitehim.（如果你邀请他，他可能会来。——用情态动词表可能性）

2PresentationPart5.Readthesentences.Findmoresentenceswithif-clausesinSectionA.3aIfyouwanttosolvetheproblem,aface-to-facetalkusuallyworksthebest.Textingcanmakethingsworseifyou’renotcarefulwithyourwords.Iftherehearsalendsat7:00p.m.,I’llpickyouupat7:15p.m.Ifyoustaycalmandsaysorry,itwillhelp.IfIgothere,Iwilltryallthedeliciouslocalfood.If的条件句位置例句1b,1cFirstconditionals1.We’llfinishat7:00p.m.ifit’sontime.2.Ifeverythinggoeswell,I’llseeyouat7:15.3.Ifthetrafficistoobad,you’llhavetowaitforafewminutes.4.IfIvisitChinathisyear,Iwillgototheparkwithyou.5.Ifyoucanmakeit,I’llshowyouaroundthecityandletyoutastealltheyummylocalfood.6.Whenwilltherehearsalendifit’sontime?7.WhatwillthemandoifhevisitsChinathisyear?If的条件句位置例句1dFirstconditionals1.Ifyoucometomycity,I’llshowyouaround.2.IfIgothere,I’lltryallthedeliciouslocalfood.2aand2dZeroconditionals1.Ifyouwanttosolvetheproblem,aface-to-facetalkusuallyworksthebest.2.Ifyoucan’tmeet,justcallyourfriend.3.Someofyoumayprefertexting,butittakeslongerandcanmakethingsworseifyou’renotcarefulwithyourwords.If的条件句位置例句2aand2d4.Ifyoustaycalmandsaysorry,itwillhelp.(Firstconditionals)5.Ifitisstillhardtotalk,takeabreak.(Zeroconditionals)2e1.Ifyoucancome,I’llbeveryhappy.2.Ifyouwanttomakesomenewfriends,thisisagoodchance.(Zeroconditionals)3.Ifyouneedhelp,Ithinkyoushouldtell…4.Ifyoutalkto…,Ithinkhe/shewillbehappytohelpyou.5.Ifyougothere,you’ll…6.Ifyoujoinme,wecan…

3PracticePart1Matchthetwopartstomakesentences.3b1.Ifwecanhaveaface-to-facemeeting, A.trytexting.2.IfIhavegoodnews, B.Ithinkwe’llunderstandeachotherbetter.3.Ifyouneedtoleave, C.youcanwritethingsdownforhim.4.Ifyoucanfinishyourworkearlytoday, D.I’llcallyourightaway.5.Iftheoldmanhasdifficultiesinhearing, E.I’llcallataxiforyou.6.Ifyoucan’treachhimbyphone, F.willyoujoinmefordinner?/ˈmiːtɪŋ/n.会面；会议difficulty/ˈdɪfɪkəlti/n.困难；难题rightaway立即；马上Part2Fillintheblankswiththecorrectformsoftheverbsinbrackets.Thendiscusswhatthesituationsareandwhomtheinformationisfor.3c...Ifthings________(go)well,we________(see)allthoseoldfacesagain.Justthinkhowgreatitwillbe!Ifyouthinkyoucancome,________(drop)mealineandI________(give)youallthedetailsaboutthereunion.Butpromisemeyou’llthinkaboutitseriously.gowillseedropwillgiveline/laɪn/n.字行；便条；线dropsbaline给……写信detail/ˈdiːteɪl/n.细节；详情reunion/ˌriːˈjuːniən/n.团聚；重逢；聚会seriously/ˈsɪəriəsli/adv.严肃地；认真地Part2Fillintheblankswiththecorrectformsoftheverbsinbrackets.Thendiscusswhatthesituationsareandwhomtheinformationisfor.3cHey,it’sme.Iwantedtotalktoyouaboutthetrainingplanforourteam.Thenewseasoniscoming,soit’stimetomakeaplanforourtraining.Ifwe__________(start)earlierthisyear,Ithinkwe____________(perform)better.__________(give)meacalland__________(let)meknowifyou__________(think)ofagoodtimeforeveryonetomeet.Talktoyousoon!startwillperformGiveletthinktraining/ˈtreɪnɪŋ/n.训练；培训