Unit6TVprogrammesPeriod3Grammar新課導(dǎo)入Lookandsay1.Ifyou'reasbusyasIam,youwon'tgetbored.2.However,ifyougetscaredeasily,donotwatchit!3.Thesituationwillcontinueunlesshumansstophuntingthemfortheirfurandbones.LanguageGoal1.能熟悉并正確運(yùn)用本課時(shí)的重點(diǎn)單詞和短語。2.能掌握if引導(dǎo)的條件狀語從句。3.能掌握unless引導(dǎo)的條件狀語從句。AUsingifWeuseiftotalkabouttheresultofapossibleaction.Wemakesentenceswithiflikethis：If-clause(simplepresenttense)Mainclause(will/may/might/...+infinitive)Ifyouareafootballfan,youwillnotwanttomissthisweek'sprogramme.Ifyouareananimal-lover,youmayfeelsadaboutit.Ifyouenjoysolvingmysteries,youmightlikethisfilm.Tip:Weputacommaaftertheif-clausewhenitisthefirstpartofasentence.Whatwillyoudoifyouhavenohomeworktoday?

Millieisthinkingaboutherself,herfriendsandTVprogrammes.Helpherchoosethecorrectformsoftheverbsinbracketstocompletethesentences.A1▲Usingif:Examplesentences:①Ifyouareafootballfan,youwillnotwanttomissthisweek'sprogramme.②Ifyouareananimal-lover,youmayfeelsadaboutit.③Ifyouenjoysolvingmysteries,youmightlikethisfilm.1、if的意思是_______，引導(dǎo)_______狀語從句。2、找出主句和從句的2種位置關(guān)系:1)_____________________________________2)_____________________________________3、從句的時(shí)態(tài)即if后的時(shí)態(tài)：

_____________________________________4、主句的時(shí)態(tài)

_____________________________________如果條件一般現(xiàn)在時(shí)一般將來時(shí)simplepresenttense

一般現(xiàn)在時(shí)

simplefuturetense

一般將來時(shí)youwillnotwanttomissthisweek'sprogramme.youmayfeelsadaboutit.youmightlikethisfilm.ConditionalSentences(條件狀語從句）

Ifyouareafootballfan,Ifyouareananimal-lover,Ifyouenjoysolvingmysteries,If-clause(從句)Mainclause（主句）If–clause(一般現(xiàn)在時(shí)）

Main-clause(一般將來時(shí)）Main-clause(一般將來時(shí)）If–clause(一般現(xiàn)在時(shí)）

,

Weneeda___________________(comma,fullstop)afterthe‘if’-clausewhenitisthefirstpartofasentence.Rulescomma,

.

SummaryIIfhunterscatchagiantpanda,theywillkillitforitsfur.Thedangersthatgiantpandasarefacing:Iffarmerscutdowntreesandforests,giantpandaswillhavenowheretolive.Ifpeoplefindbabypandasalone,theywilltakethemaway.=Theywillkillitforitsfurifhunterscatchagiantpanda.=Giantpandaswillhavenowheretoliveiffarmerscutdowntreesandforests.=Theywilltakethemawayifpeoplefindbabypandasalone.1.Workhardifyouwanttogetagoodmark.Workhard,______________getagoodmark.2.Askhimagain,andhewilltellyou._____youaskhimagain,_____

_____tellyou.

同義句轉(zhuǎn)換andyouwillIfhewill3.Hurryup,oryou’llbelateforclass._____you______hurryup,you__________late.4.Thinkitoverandyouwillfindtheanswer.______youthinkitover,__________findtheanswer.

同義句轉(zhuǎn)換Ifdon'twillbeIfyouwillSummaryII3)在if引導(dǎo)的條件狀語從句中，主句除了用一般將來時(shí)之外，還可含有can,may,might,must等情態(tài)動詞。如：

Youmust

seethedoctorifyouareill.Ifyouenjoysolvingmysteries,youmight

likethisfilm.

4)在if引導(dǎo)的條件狀語從句中，主句也可含有祈使句。如：

Ifyougetscaredeasily,donotwatchit!注意:

賓語從句中的if與條件狀語從句if的區(qū)別。賓語從句中的if

“是否”相當(dāng)于

whether,引導(dǎo)賓語從句,時(shí)態(tài)需根據(jù)語境確定。如果主句用一般現(xiàn)在時(shí),從句可以根據(jù)具體情況選用時(shí)態(tài),如果主句用一般過去時(shí),從句必須用過去時(shí)的某種形式。例：①Idon'tknowifitwillraintomorrow.

②HeaskedmeifIknewthewaytothezoo.if引導(dǎo)的條件狀語從句和賓語從句1.Idon’tknowif

_______tomorrow.

A.itrains B.itdoesn'trainC.itwillrain D.itdidn'train2.—Iwanttoknowifyou______tothepartytomorrow.—IwillifI____free.A.willcome;am B.come;amC.willcome;willbe D.come;willbeif①如果

主將/情/祈

從現(xiàn)②是否

取決于具體情況if引導(dǎo)的條件狀語從句和賓語從句3.Ifyou______achancetostudyinaforeigncountry,justtakeit.A.getting

B.hadgotC.willget

D.get4.Idon'tknowifhe______tomorrow.Ifhe______,I'lltellyou.A.willcome;comes B.comes;comesC.comes;will D.iscoming;iscoming1.Unlesstheweatherreportsaysitisgoingtorain,2.Wewillarriveatthestudioaround9:30a.m.3.Unlessyoualreadyknowthestudioverywell,4.Youwillbuyyourlunchattherestaurantsinthestudio5.Unlessyouaretired,6.YouwillhaveachancetoseehowaTVprogrammeisrecorded______________________________cdfabeunlessyoutakeyourownfoodwithyou.youwillnotneedtotaketheminibusinthestudio.youwillnothavetotakeanumbrellawithyou.unlessthetrafficisveryheavy.unlessyouhavelittleinterestinit.youwilltravelarounditwithatourguide.Weusethesimple_______(future,present)tenseintheunless-clause.presentWorkouttherule.Thesituationwillcontinueunlesshumansstophuntingthemfortheirfurandbones.Thesituationwillcontinue_____humans________stophuntingthemfortheirfurandbones.

if

donotRunachoo-choogame(接龍游戲)IfIdon’tfinishmyhomework,myteacherwillbemadatme.

Ifmyteacherismadatme,shewillcallmyparents.

Ifshecallmyparents,...A:IfIhavelotsofmoney,Iwill…B:If…C:…D:…活動小結(jié)通過以上的活動，我們學(xué)習(xí)了unless引導(dǎo)的條件狀語從句：我們還可以用unless來引導(dǎo)條件狀語從句，相當(dāng)于_______；在unless引導(dǎo)的條件狀語從句中，主句中的動詞常用____________，從句中的動詞用____________。if…not一般將來時(shí)一般現(xiàn)在時(shí)重點(diǎn)單詞和短語：attack,male,studio,minibus,polarbearif引導(dǎo)的條件狀語從句：

條件狀語從句在復(fù)合句中表示主句動作發(fā)生的_____。if引導(dǎo)的條件狀語從句可以位于主句_____，也可位于主句_____；在if引導(dǎo)的條件狀語從句中，主句中的動詞常用__________，從句中的動詞用_________。unless引導(dǎo)的條件狀語從句：我們還可以