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1、Unit5RhythmLesson3ExperimentinFolk同步辅导与测试一、原因状语从句：常用的引导连词有because,as和since。三者的区别是：在冋答问题的时候，使用because；对于显而易见的原因，常用as或since；as和since的从旬常放在主句Z前，而because的从句常放在主句Z后。eg-Whydidyougo?IwentbecauseTomtoldmetogo.你为何去？那是因为汤姆叫我去。Hewasangrynotbecausewcwerelatebutbecause
2、wemadeanoise.他很生气不是因为我们来迟了，而是因为我们弄出了声音。Asitwasraininghard,wehadtobeindoors.由于雨太大，我们只好呆在家里。Sinceyoufeelill,you'dbetternotgotowork.既然你感觉不舒服，你最好不耍去上班了。注意:because是连词,引导原因状语从句,不能与so连用;二becauseof是短语介词,只能引导表示原因的短语。二、结果状语从句：引导结果状语从句的常用连词有:so...that/such/...that（$H
3、此以至于）；sothat（结果）。常用句型为：so+形容词/副词+thatso+形容词+a/an+单数可数名词+thatsuch+a/an+形容词+单数可数名词+thatsuch+形容词+复数可数名词+thatsuch4-形容词+不可数名词+thatHespokesofastthatIcouldn'tfollowhim.他讲得太快我跟不上。Itwassuchagoodday（=Itwassogoodaday）thatweallwentswimming.天气那么好，我们都去游泳了。Thefilmwassowo
4、nderfulthateveryonewasdeeplymoved.电影是如此精彩，所有人都被深深打动了。so...that与such...that之间的转换既为so与such之间的转换。Theboyissoyoungthathecan'tgotoschool.Heissuchayoungboythathecan'tgotoschool.注意："so+many/much/little（少）/few+名词+that”是习惯用法。三、目的状语从句引导目的状语从句常用的连词有:that(以便),sothat(以便
5、),inorderthat(为了；以便),Lest(免得;唯恐),forfearthat(生怕；以免)。【例】Sayitlouder(so)thateveryonecanhearyou.大声说，以便大家都能听到你。1amtellingyouthatlestyoushouldmakeamistake.我告诉你这一点，以免你搞错。学习目的状语从句应注意以下两点：(1)目的状语从句中的谓语动词常用may(might),can(could),should等情态动词。【例】1gotupearlysothatIcoul
6、dcatchthefirstbus.我起得很早，冃的是为了赶上头班公共汽车。(2)在口语中so可以引导目的状语从句o【例】Wellsitnearerthefrontsowecanhearbetter.我们坐的靠前一点，因此，我们听得清楚一点。注：冃的状语从句可以用动词不定式來替换做冃的状语egJinorderto1Weworkharderthanusual丿finishitinaweek.我们比平常加倍努力工作以便在一周内完成工作。练习一、单选：1.alltheseatswerefull,hestoodup
7、.A.BecauseofB.AsC.ThoughD.Evenif1.Tiredtheywere,TomandJuliasatuplate.A.thoughB.evenifC.asD.whatif2.Hewasnotsuccessasagovernor,asheleftlotsofimportantthings.C・the;unfinishedD・the;tobefinished1.Judgingfromhislook,weknowheexpectsuchathingwouldhappentohim.A・su
8、rprising;doiftB・surprised;didn'tC・surprising;didn'tD・surprised;don5t5・Thesalesmansaidthatthiefwasayoungmanwithbrownhair.A.the;aB.the;/C.a;/D.a;a6.willdogoodtoaseniorstudenttodoapart-timejob—theywillknowmoreab
