1、单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,动词,verb.,1,动词,be,动词(,am,,,is,,,are,),情态动词,助动词,行为动词,2,be,动词,be,动词:,am,,,is,,,are,be,动词的否定形式:,am not,(没有缩略形式),are not=arent,,,is not=isnt,be,动词的过去式:,am,,,is,的过去式,was,;,are,的过去式,were,主语第一人称,+am,主语第二人称,+are,主语第三人称单数,+is,;复数,+are,3,情态动词,情态动词本身有一定的词义,但它必须和实义动词原形
2、一起构成句子谓语。情态动词有:,can,,,must,,,could,,,would,,,may,,,shall,,,should,其否定形式为:,cannot=cant,,,must not=mustnt,,,could not=couldnt,;,would not=wouldnt,;,may not,(无缩写形式),,should not=shouldnt,注意,情态动词后应用动词原形。,4,助动词,do,,,does,用于一般现在时,其过去式,did,用于一般过去时。它们通常用在疑问句、否定句中。它们的否定形式分别为:,do not=dont,,,does not=doesnt,;,d
3、id not=didnt,注意:,(,1,)在一般现在时中,,does,用于第三人称单数,其余一律用助动词,do,。,(,2,)助动词,do,,,does,,,did,后用动词原形。,5,行为动词,行为动词又称实义动词,表示动作和状态,能独立作谓语。,目前,我们学过的动词形式有:,动词原形,、动词的,现在分词,、动词的,过去式,三种。,6,用适当的,助动词,填空,1,、,you like this magazine,?,2,、,-What,she,at the weekends,?,-She usually plays games with her friends.,3,、,What,you
4、do last Sunday,?,-I wrote to my friend.,4,、,-Did you see a film called,The Green Hornet,?,-No,,,I,.,5,、,Jim have a party every Sunday,?,Do,does,do,did,didnt,Does,7,用,be,动词,的适当形式填空,1,、,You,my good friend.,2,、,Jim and I,in the same team.,3,、,Where,his football,?,4,、,I,a student one year ago,,,but now,I,a teacher.,are,a re,is,was,am,8,Thank you!,9,