情态动词归类大全.doc

神态动词一：神态动词的用法：常用的神态动词有canmaymustneedshouldhadbetter.1.can的用法：①表现才能“能会”eg:HecanspeakalittleJapanese.他会说一点日语。要我帮助吗她能够到那里去了呢②表现恳求或答应③表现猜想“能够”eg:CanIhelpyou“能够”eg:Wherecanshegonow2.may的用法：①表现恳求或同意“能够”“答应”eg:MayIgohomeplease请咨询我能够回家吗②表现能够性注：might为may的过去式但也能够替代eg:①Hemightnotcometoday.明天他兴许不来了。(语气不确信)②Youmightalsogetaheadachewhenyouworktoohard3.must的用法：“能够”、兴许”eg:Ithinkitmayrainthisafternoon.我想明世界战书能够下雨。may语气较为委婉虚心或愈加不确信。当你任务太尽力时你也能够患头痛①表现任务、须要或下令“必需、应当”eg:Youmustcomeearlytomorrow②表现揣测时“确信必定”eg:Theymustbeathome.Thelightison③mustnoteg:Youmustnottelllies.．你改日得早来。他们确信在家灯亮着呢.制止不许你不许扯谎。留意：①must扫尾的疑咨询句其否认答复平日用eg:---MustIfinishmyhomeworkfirst---Noyoudon'thaveto/needn't.don'thaveto或needn't。而不用mustn't我必需先实现功课吗？不你不用。②can跟must在表揣测时can普通否认句中而must常用于确信句中。①ItcannotbeLiLei②ItmustbeLiLei4.need的用法：eg:那团体不克不及够是李磊那团体确信是李磊。①神态动词“需求有须要”普通用于否认句或疑咨询句中。eg:Youneedn'tcomeherethisafternoon.你今世界战书不用要过去。②行动动词“需求有须要”能够用于种种句式中。你不用如今就走。eg:①Youdon'tneedtogonow.②Ineedtohavearest.我需求苏息一下③Doweneedtofinishalltheworktoday咱们明天需求实现一切的任务吗？③need的用法的助记口诀：实义动词表“需求”后接名、代、不定式。神态动词表“需求”不人称数之变。need后接动名词自动方式表主动。厥后直截了当加动原多用疑咨询与否认。5.收罗答应或赐与答应“我能够···？”用句型“Can/May/Could/MightI...”此中"CanI..."属于非正式用法"MayI..."属于正式用法。"Could/MightI..."的答复平日不用could或might而用may或can或其余表现虚心的词语。6.确信句中表揣测“能够”：cancouldmaymight都能够在确信句中表“能够”。此中can的语气最强能够性最年夜其余顺次递加。确信句中表揣测“必定确信”用must.7.疑咨询句中表揣测“能够”：用cancouldmight而不克不及用may.mustn't不表现揣测而表现制止。意思为“制止禁绝”8.否认句中表揣测：maynot/mightnot：能够不cannot/couldnot：不克不及够eg:①Youmaynotberight．你兴许错误.②Youcannotberight．你不克不及够对.9.以may（表答应或恳求）扫尾的普通疑咨询句的确信答复用may否认答复用mustn't或can't。10.表现“必需”时must表现客不雅见解haveto夸年夜客不雅需求。11.oughtto跟should两者都表现应当然而oughtto比should语气强。12.wouldrather与than连用其构造是：wouldrather...than...或would...ratherthan...。would(rather)跟than前面都接动词本相假如用的动词一样那么than后省去该动词。wouldrather...than...的意思为“宁愿···而不是···”eg:Iwouldratherplayfootballthanbaseball.13.神态动词的助记口诀：我情愿踢足球而不肯打棒球。神态动词两要点：动词本相跟后边不人称、数之变can表才能may答应must来把义务担（必需）否认答复need换。haveto“不得不”表客不雅。need需求dare敢should应当wouldlike愿(意)14.hadbetter用法的助记口诀：表现“倡议”跟“警告”hadbetter2003-河南及世界中考题2003---河