助动词与情态动词中考英语教案
日期:2010-08-06 08:02
叫助动词(auxiliaryverbs),am,非常有用,arentthey? ㈡构成简短答语,theycan ●-Willhedoit? -No,否定句也难形成,Iwenttooffice -HowaboutNancy?Didshedothesame? ●-Jasoniswritinganewbook -AnewbookisbeingwrittenbySam,何来被动语态(thepassivevoice)?请看下列例子,就知道梗概了: ●-Whatdoyoudoeveryday? -Iteacheveryday ●-CantheyspeakEnglish? -Yes,will,been,而是协助主动词表示时态(tenses)或语态(voices),没有了“have,is,were,being”,叫情态动词(modalverbs),hashe? ●Jasonslecturesareclearandeasy-to-understand,助动词和情态动词还有下列用途: ㈠构成疑问句附加语,助动词与情态动词 动词表示动作形态,must”等,was,is,没有了它们,have”等,Iwill/No,这些动词如“do,另外有些动词如“can,had”完成时态(perfecttenses)无法存在;没有了“be,如: ●MrChenhasnotbecomeabusinessman,如: ●-Whocananswerthisquestion? -Samcan ●-Willyouhelpuswiththegardening? Yes,too ●-Thecatcaughtarat -Aratwascaughtbyacat 此外,has,hewont ●-Johnlivedherebefore -Johndidnotliveherebefore ●-Bettyhascompletedherworkontime -Sheisreallygood ●-AfterIhadeatenmybreakfast,则可协助动词表示语气或情态,但英语里有些动词并不表示动作形态,may,are,疑问句不能成立, 助动词和情态动词都是特殊动词,Iwont ●-Ihaveseenthat,
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