资源描述:
《高二英语情态动词 人教》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、谈谈情态动词----------ModalVerbs我们常见的英文动词有:及物动词------TransitiveVerbs不及物动词-----intransitiveVerbs,助动词----AuxiliaryVerbs联系动词-----LinkVerbs和情态动词----ModalVerbs还有其他的;非谓语动词:如动词不定式,动名词情态动词和其他动词连用,可表示说话人的语气或态度。情态动词可表达建议,要求,可能和意愿等。情态动词没有人称和数的变化。情态动词集锦Possibility:Ability:Requ
2、ests:Necessity:Certainty:Permission:Suggestions:Advice:can/could,may/mightcan/could,beabletocan/could,will/would,wouldlikemust,haveto,havegotto,needmust,will,shouldcan/could,may/mightcould,may/might,shallshould,oughtto,hadbetter一.can和could用于表示“可能”或“推测”,表示说话人能
3、,可以,准许以及客观条件许可,could为can的过去式1.1表能力,有“能”、“会”、“能够”的意思例如:Canyoudriveacar?-----Yes,Ican.-----No,Ican't.。1.2表允许,在口语中代替may,有“可以”的意思例如:CanIuseyourbike?过去式could表示的语气更加委婉、客气 例如:CouldIcometoseeyoutomorrow?1.3表示可能性,常用于否定句和疑问句例如:Canitbetrue?TodayisSunday.Hecan&
4、amp;#039;tbeatschool.was/wereableto意含”经过努力”“凭借才能”获得的”能力”常与”manageto”相通e.g.,Hestartedearly,andhewasabletoarrivedtheearliest.Theyworkedhard,sotheywereabletodomoreforthecompany.Theywereshortofmodernmachines,buttheywereabletocompletetheprojectintime.二.may和might用于
5、表示“事实上的可能性”或“预测”1.Itmayraintomorrow.2.Itmaysnowlaterthisafternoon.3.Youmightberight.三.must用于表示“必定”“必须”1.must表示必须,否定回答时用needn’t.mustn’t表示不许可e.g.1)MustIcometonight?------No,youneedn’t.2)Youmustn't’tsmokeinthehospital.2 .must用于肯定句,可以表示推测,翻译为:一定或想必。Must
6、do/mustbedoing,表示对现在的推测;musthavedone表示对过去的推测。对过去的推测是考试的重点1)She must live near here, for she comes to work on foot.2)She was absent from class. There must have been something wrong with her.3)The light was out. They must have gone to bed.3must表示说话人的主观看法;havet
7、o(havegotto)表示客观需要Youmustbetiredafterthelongjourney.Itistoolate;Ihavetoleavenow.四need/dare1)