Unit10Ifyougotothepartyyoullhaveagreattime!SectionA1a1c課件人教版八年級(jí)英語上冊

Unit10

Ifyougototheparty,you’llhaveagreattime!SectionA1a-1c

Winterholidayiscoming.Whatwillyoudoifyouhavefreetime?MaybewewillhaveaNewYear’sparty!Ifyougototheparty,whatwillyoudo?IfIgototheparty,Iwill…Iwilldance.Iwillsing.Iwillplaytheviolin.IfIgototheparty,Iwillwearsmartclothes.IfIgototheparty,Iwillgiveaperformance.IfIgototheparty,Iwillorganizegamestoplay.Ourfriendsarealsogoingtotheparty.Canyouguesswhattheyareprobablytalkingabout?ShewillgotothepartywithherbestfriendsShewilltakethebustotheparty.Hewillwearjeanstotheparty.Hewillstayathome.Cdba1aMatchthestatementswiththepictures[a-d].Cdba1aMatchthestatementswiththepictures[a-d].MakepredictionsfirstletyouinbesorrybelatehaveagoodtimeWhatdoes“do”meanineachsentence?Ifyouwearjeanstotheparty,theteacherswon’tletyouin.Ifyoustayathome,you’llbesorry.Ifyoutakethebustotheparty,you’llbelate.IfyougotothepartywithKarenandAnna,you’llhaveagoodtime.consequence（結(jié)果）1bListenandcompletetheresponsesin1a.condition（條件）letyouinbesorrybelatehaveagoodtimeWritedownthesolutions（解決辦法）

to1—3nexttothesentences.Iftheteachersdon’tletyouin,whatwillyoudo?Ifyoufeelsorry,whatwillyoudo?Ifyouarelatefortheparty,whatwillyoudo?SolutionsP104PairworkWhatotherquestionscanyouask?Whowillyougowith?Whatwillyoudo?Whatwillyouwear?Howwillyougototheparty?Willyougoornot?consequence（結(jié)果）PairworkA:Areyougoingtothepartythisweekend?B:Yes,Iam.A:Whowillyougowith?B:IthinkI’ll…A:Ifyoudo,you’ll…Whatwillyouwear?B:IthinkI’llwear…A:Ifyoudo,you’ll…Howwillyougototheparty?B:……Whowillyougowith?Whatwillyoudo?Whatwillyouwear?Howwillyougototheparty?Willyougoornot?Mike’sbirthdaypartyiscoming.Languagepoints1.if引導(dǎo)的條件狀語從句概念定義：由引導(dǎo)詞if引導(dǎo)的狀語從句叫做條件狀語從句。在英文中，條件是指某一件事情實(shí)現(xiàn)之后(狀語從句中的動(dòng)作)，其它事情(主句中的動(dòng)作)才能發(fā)生，通常譯作“假如”。注意:在含有條件狀語從句的復(fù)合句中，表示將來時(shí)態(tài)，主句是一般將來時(shí)態(tài),祈使句或情態(tài)動(dòng)詞，從句要用一般現(xiàn)在時(shí)態(tài),[主將從現(xiàn)原則]6’由引導(dǎo)的條件狀語從句時(shí)態(tài)的原則是：主將從現(xiàn)主情從現(xiàn)主祈從現(xiàn)Iwillstayathomeifitrains.Youcanpasstheexamifyoustudyhard.Letmeknowifyouneedmyhelp.1．if從句用一般現(xiàn)在時(shí)，主句用一般將來時(shí)。

You_____fallbehindifyou____studyhard．willdon't2．if從句用一般現(xiàn)在時(shí)，主句是含有情態(tài)動(dòng)詞的句子。

Youcan_____goodgrades

ifyou_____hard．getstudy3．if從句用一般現(xiàn)在時(shí),主句是祈使句。

Please_____(call)meifyou____(get)toBeijing．callget即主將從現(xiàn)即主情從現(xiàn)即主祈從現(xiàn)Step4If引導(dǎo)的條件狀語從句和賓語從句區(qū)分

Ifhecomes,hewillbringhisviolin.2.IwonderifhewillgotoBeijing.如果是否賓語從句主語謂語條件狀語從句

觀察：1.Idon’tknowifhewillcometoschooltomorrow.2.NobodytellsmeifTomwentoutlastnight.3.LucyaskedTomifhewasafraidofdogs.4.Iwonderedifhewasreadingatthattime.賓語從句時(shí)態(tài)原則：1.主現(xiàn)從需賓語從句時(shí)態(tài)原則：2.主過從過這個(gè)句子可以改寫為：Youwill

belateifyoutakethebustotheparty.Ifyoutakethebustotheparty,youwill

belate.主句位置:if引導(dǎo)的條件狀語從句,可放在________，也可放在________。if從句主句if引導(dǎo)的條件狀語從句if從句當(dāng)從句在主句之前時(shí),用逗號(hào)與主句隔開。主句之前主句之后Step5Summary----if用法1’if1.條件狀語從句2.賓語從句如果①意思：②位置：③時(shí)態(tài)原則：從前逗隔開，從后逗甩開③主祈從現(xiàn)②主情從現(xiàn)①主將從現(xiàn)①意思：②位置：③時(shí)態(tài)原則：

是否

句中（動(dòng)詞后面）

①主現(xiàn)從需

②主過從過1.

()Mikewantstoknowif__apicnictomorrow．--Yes.Butifit_____we'llvisitthemuseum

A．youhave；willrainB．youwillhave；willrainC．youwillhave；rainsD．willyouhave；rains2.()--Canyouguessifthey___toplaybasketballwithus?