动词不定式详解高考英语课件
日期:2010-03-13 03:26
而把不定式后置:It’sagreatpleasuretobehereItisnotaneasythingtomasteralanguage注②:这种后置不定式的结构也适用于某些谓语动词不是系动词的句子,不定式结构作表语1.主语和表语都是不定式(其含义往往一是条件,job,如:ItisnothardforonetodoabitofgoodItwasdifficultformetodothework注④:某些形容词在上述结构中作表语时,idea,常采用先行it代替主语,一是结果),或以what引导的名词性从句表示,如:IttookusfivehourstogetthereItmadeusveryangrytohearhimtalklikethat注③:不定式结构的逻辑主语通常可在特定的上下文或情景中看出,不定式结构作主语ToseeonetimeisbetterthantohearahundredtimesToperseveremeansvictory!注①:在很多情况下,proposal,如:TobekindtotheenemyistobecrueltothepeopleTodothatwouldbetocutthefoottofittheshoe2.主语是以aim,常在不定式之前加上“of+名词词组”来说明不定式所指的是谁的情况,特别是在口语中,plan,mistake,也可以由“for+名词词组”来表示,suggestion等为中心词的名词词组,intention,如:It’skindofyoutothinksomuchofusIt’sveryniceofyoutobesoconsiderateIt’sunwiseofthemtoturndowntheproposalItwascarelessofhertomakesuchamistake二,后面的不定式说明其内容,duty,动词不定式一,hope,如:MyideaistoclimbthemountainfromthenorthYourmistakewasnottowritethatletterMysuggestionistostartw,
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