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1、Period2GrammarFunctionandSpeakingReadthesentencesandsaywhichunderlinedclauseis(a)time,(b)condition,or(c)concession.[kənseʃən]1Ifyougointoaschooloruniversityanywhere,thechancesareyouwillseestudentsinLiNingtracksuitswiththefamiliarlogo.2WheneverChineseathletesstep
2、outontothetrackduringthe2008Olympics,theywillbewearingLiNingtracksuits.3Butevenifhehadwoneverythingitwaspossibletowininhissport,LiNingretiredwiththefeelingthathehadfailed.bacChoosethebestwordstocompletethesentences.1_____youarriveearly,you'llgetagoodseat, (a)Alt
3、hough(b)If(c)However2IwillnotplaygolfonSaturday____theweathergetsbetter, (a)although(b)when(c)unless3Ienjoywatchingtabletennis,____Idon'tplayit.(a)evenif(b)unless(c)until4____thereweremanygoodgymnasts,thereweren'tmanyschoolsforthem, (a)Although(b)If(c)Whenbcaa5Y
4、oucancometothematchwithme____youareherebefore12. (a)until(b)aslongas(c)although6Beckhamisagoodfootballer,____heisn'tinthesameclassasPele. (a)even(b)unless(c)though7_____muchIpractiseIshallneverwinanOlympicgoldmedal, (a)Although(b)However(c)WhateverbcbCompletethe
5、sentenceswiththewordsandphrasesinthebox.assoonasbeforeeversinceuntilwheneverwhile1Iwanttostay______thematchhasfinished.2__________hewasaboy,Pelehadadream.3YaoMingscored_______thefirstminutehadpassed.4Thephonerang______Iwasgettingchanged.5Itwasclearwhothewinnerwo
6、uldbe__________theracestarted.6__________IseeavolleyballmatchIwanttojoinin!untilEversincebeforewhileassoonasWhenever一条件状语从句1:引导词If/如果,当if..not除非..否则=unless,除非so/aslongas,只要onlyif,只有suppose,supposedthat=supposing,providedthat=providing倘若,假使incase,假使,以防,onconditio
7、nthat,如果,在..条件下2.用法区别:.①if/whenIf/when引导真实条件句,主句和从句都用一般现在时引导假设条件句,主句一般将来时,从句一般现在时.(主将从现)如果雨停了,我就出去散步.Iftherainstops,Ishallgooutforawalk.当我们与其他人交流时,我们常用肢体语言.Weuselearnedlanguagewhen/ifwecommunicatewithothers.②if和unless是最常用的条件从句连接词,unless(除非)在意义上等于“if…not”(除非..否则)
8、，并且语气较强。Unless引导的肯定条件句可以和if引导的否定条件句互换.if可用于虚拟条件句，unless则一般不用于虚拟条件句。除非你改变你的观点,否则我将不能帮你.Unlessyouchangeyourmind,Iwon’tbeabletohelpyou.Ifyoudon’tchangeyourmind,Iwon’tbea
