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1、SectionⅢGrammar-复习非谓语动词 [语法初识]原句感知自主探究①Itwasfoolishofyoutolietoyourteacher.②It'snousetryingtopersuadehimtochangehismind.③Ourdutyistohelptheyoungchildrentogrowbetter.④Ourworkisservingthepeople.⑤PeoplewanttoknowwhoMonaLisaisandwhysheissmiling.⑥Thebuildingbeingbuiltisanewshoppingmall.⑦Thebirdw
2、asluckyandescapedbeingcaught.⑧PaintedbyLeonardodaVinciintheyear1503-1506,theMonaLisaisamysteriousmasterpiece.(1)句①②中黑体部分在句中均作主语。句③④中黑体部分在句中均作表语。句⑤中黑体部分在句中作宾语。(2)根据句①②可知,动词不定式和动词ing形式作主语时,可以用it作形式主语。(3)根据句⑥⑦可知,黑体部分为动词ing形式的被动式,在句中分别作定语和宾语。(4)句⑧中黑体部分为过去分词在句中作状语。[语法剖析]时态形式主动式被动式不定式一般式todotobedon
3、e完成式tohavedonetohavebeendone进行式tobedoing-动词ing形式一般式doingbeingdone完成式havingdonehavingbeendone动词ed形式一般式-done集中演练1单句语法填空①To_increase(increase)levelsofcommunityservice,someschoolshavelaunchedcompulsoryvolunteerprograms.②Doyoumindbeing_interrupted(interrupt)whilestudying?③Warned(warn)ofthedanger,h
4、estillwentskatingonthethinice.④Not_having_seen(notsee)herforalongtime,Imissedherverymuch.⑤Hisfirstbookto_be_published(publish)nextmonthisbasedonatruestory.⑥Thesunbegantoriseinthesky,bathing(bathe)themountainingoldenlight.1.不定式和动词ing形式作主语、宾语以及表语时的区别(1)不定式作主语、宾语以及表语时通常表示具体的、特指一次性或将要发生的动作。(2)动词i
5、ng形式作主语、宾语以及表语时通常表示抽象的、泛指经常的动作或一般情况。Swimmingisaverygoodsportinsummer.在夏天游泳是一项很好的运动。(动词ing形式swimming在句中作主语,表示泛指一般情况)Theymanagedtoescapefromtheburningbuilding.他们设法逃离了那座着火的大楼。(不定式短语toescapefromtheburningbuilding在句中作宾语,表示一次性的动作)[巧学助记](1)通常只能接不定式作宾语的动词(短语):提出要求拒绝难:offer,ask/demand,refuse同意答应会帮忙:ag
6、ree,promise,help设法做成决心坚:manage,decide/determine/choose计划安排有希望:plan,arrange,desire,wouldlike/love,expect/hope/wish/want/long不能做到不假装:fail,pretend(2)通常只能接动名词作宾语的动词(短语):允许考虑四建议:allow/permit,consider,suggest/advise/propose/recommend忙于坚持多练习:bebusy,insiston,practise承认喜欢多盼望:admit,enjoy,lookforwardto否
7、认拖延可原谅:deny,delay/postpone/putoff,excuse避免错过莫放弃:avoid,miss,giveup完成冒险没逃避:finish,risk,escape想象之后才感激:imagine,appreciate [名师点津] (1)有些动词后接动名词和不定式作宾语时,意义完全不同:forgetrememberregretstoptrymeangooncan'thelpI'llneverforgetseeingmydaughterdanceinpublicf