Unit4GrowingupGrammar時(shí)間狀語(yǔ)從句Igotoschoolat6：00.Igotoschoolwhenyouaresleeping.時(shí)間狀語(yǔ)時(shí)間狀語(yǔ)從句時(shí)間狀語(yǔ)從句：在復(fù)合句中充當(dāng)時(shí)間狀語(yǔ)的句子。時(shí)間狀語(yǔ)從句主句連接詞從句1.before2.after3.when4.while5.since6.till7.untill8.assoonas9.whenever1.before:在...之前2.after：在...之后3.when：當(dāng)...時(shí)候，可接延續(xù)性動(dòng)詞，可接短暫性動(dòng)詞4.while：當(dāng)...時(shí)候，只接延續(xù)性動(dòng)詞5.since：自從...以來(lái)，主句是完成時(shí)，從句是過(guò)去時(shí)6.till：到...為止，不能在句首7.until：到...為止，能在句首8.assoonas：一...就，主將從現(xiàn)9.whenever：任何時(shí)候時(shí)間狀語(yǔ)從句主短從長(zhǎng)延續(xù)性動(dòng)詞：動(dòng)作發(fā)生后，這個(gè)動(dòng)作能持續(xù)下去。比如run，play，draw，swim，sing，cry...（在時(shí)間狀語(yǔ)從句中，常加ing）短暫性動(dòng)詞：動(dòng)作發(fā)生后，這個(gè)動(dòng)作不能持續(xù)下去，發(fā)生即結(jié)束。比如start，leave，die，finish...（在時(shí)間狀語(yǔ)從句中，不加ing）無(wú)論是延續(xù)性動(dòng)詞還是短暫性動(dòng)詞，本身都有ing形式，只是在時(shí)間狀語(yǔ)從句中，短暫性動(dòng)詞沒(méi)有ing，延續(xù)性動(dòng)詞才有ing.時(shí)間狀語(yǔ)從句1.Closethewindows______youleavetheroom,please.2.Iwenttoschool______Ifinishedmybreakfast.3.Sheaskedmeforhelp______shelostkeys.4.Iusuallyboughtsomepresents_______Iwastravelling.beforeafterwhenwhilewhen5.Theyhavebeenfriends______theywereinjuniorhigh.6.Don’twakemeup______youfinishyourwork..7.______hisdreamcametrue,Spudnevergaveup.sincetilluntillUntill8.Hewillvisityou____________hegetsthere.主短從長(zhǎng)assoonas主將從現(xiàn)9.Icanreadbooks_________Iwantto.whenever時(shí)間狀語(yǔ)從句拓展：上述連接詞在引導(dǎo)時(shí)間狀語(yǔ)從句時(shí)，主句和從句的主語(yǔ)一致，可以省略從句中的主語(yǔ)和be動(dòng)詞，構(gòu)成連接詞+Ving形式。TomknockedthedoorbeforeTomcameintotheroom.Tomknockedthedoorbeforecomingintotheroom.IwenttoschoolafterIfinishedmybreakfast.Iwenttoschoolafterfinishingmybreakfast.時(shí)間狀語(yǔ)從句的復(fù)合句中，主從句的時(shí)態(tài)應(yīng)遵循的原則:時(shí)間狀語(yǔ)從句1.當(dāng)主句是一般將來(lái)時(shí)，從句要用一般現(xiàn)在時(shí).Amywillwaithereuntilherfathercomesback.2.當(dāng)主句的謂語(yǔ)含有may、can、must等情態(tài)動(dòng)詞時(shí)，從句要用一般現(xiàn)在時(shí).Whenweseethetrafficlightsturnred,wemuststop.3.當(dāng)主句的謂語(yǔ)是want、hope、wish等動(dòng)詞時(shí)，從句要用一般現(xiàn)在時(shí)。HewantstoworkinBeijingwhenhefinishescollege.4.當(dāng)主句是祈使句時(shí)，從句要用一般現(xiàn)在時(shí)。Don’tcrossthestreetwhenthetrafficlightsarered.5.當(dāng)主句是一般過(guò)去時(shí)，從句也要用一般過(guò)去時(shí)。IstartedtolearnEnglishwhenIwasyoung.用改為同意句IgojoggingeverymorningbeforeIhavebreakfast.IfelttiredoutafterIpractisedplayingbasketballforhours.ImetPeterwhile/whenIwaswaitingatthebusstop.Ireceivedacallfrommyunclewhile/whenIwaswatchingTV.Iwasreadytogotobedwhenmyfathercamebackfromwork.Igojoggingeverymorningbeforehavingbreakfast.Ifelttiredoutafterpractisingplayingbasketballforhours.ImetPeterwhile/whenwaitingatthebusstop.Ireceivedacallfrommyunclewhile/whenwatchingTV.用填空sincetill/untiltill/untilsince

till/untiltill/until用填空assoonaswheneverWheneverAssoonas用所學(xué)的9個(gè)連詞填空Whenwhile/whenBeforeafterAssoonaswheneverbeforeuntill/till1.Ilovetolistentorockmusic______Iamrunning.A．untilB．a(chǎn)fter C．sinceD．while2.Mycousinbecameacountrydoctor__hefinishedmedicalschool.A．a(chǎn)fterB．untill C．but D．before3.Youhavetopassatest______youcangetalicense（執(zhí)照）.A．whileB．a(chǎn)fter C．before D．until4.Atruefriendcanseethepaininyoureyes________everyoneelsebelievesthesmileonyourface.A.while B.becauseC.beforeD.untilPractisemore5.—Wecan’tgetonoroffabus______itismoving.—You’reright.A．unless B．beforeC．whenD．until6.—Ican’tgetonwellwithmyfamily.—Whynottalkwiththem?Youshouldcommunicate______thingsbecomeworse.A．until