be动词和一般动词的过去式课件

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,*,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,*,be,动词过去式,Be,动词的过去式,was were,现在式,过去式,be,动词,am,is,are,was,were,过去式,be,动词表示“过去的时间发生的状态”,1,、,He,is young,now,.,He,was,young .,2,.,My parents,are,at home,now,.,My parents,were,at home .,时间副词改变，动词也必须改变。,then,他那时很年轻,他现在很年轻,我父母现在在家,我父母昨天在家,yesterday,be,动词过去式的否定句,方法：含有,be,动词（,was,、,were,）的肯定句变为否定句时，在,be,动词后面加,not,即可,。,1,、,Mr.Green,was,a doctor. Green,先生是一位医生。,（否定句）,Mr.Green,was not,a doctor. Green,先生不是医生。,= Mr.Green,wasnt a,doctor.,2.Jack and Bob,were,in the living room at that time.,(,否定句,)Jack and Bob,werent,in the living room at that time.,be,动词过去式的疑问句,含有,be,动词（,was,、,were,）的肯定句变为疑问句时,将,be,动词挪到主词前，句尾加 ？即可。,肯定句：主语,+( was & were),疑问句：,Was,（,Were,）,+,主语, ?,例：,My hair,was,short last year.,（疑问句）,Was,your hair short last year,？,例：,They,were,at home yesterday.,（疑问句）,Were,they at home yesterday,？,be,动词的疑问句，可用,yes & no,回答。而答句中的主语需用代词。,（问句）,Was,（,Were,）,+,主词, ?,(,答句,) yes ,主词,+,was,&,were,例：,Were,you a teacher,？ 你是一个老师吗？,（答句）,Yes, I,was,/ No, I,wasnt,是，我是,/,不， 我不是。,Thats all!,Thank you!,一般动词的过去式,例：,1,、,I,walk,to school,every day,.,过去式：,I,_,to school,.,2,、,Mother,goes,to supermarket,every morning,.,过去式：,Mother,_,to a supermarket,.,过去时动词用过去式，不用管主语是什么！,yesterday,walk,ed,yesterday,went,一般动词（过去式）的否定句,含有 一般动词（过去式）的肯定句变为否定句时，,不可直接是一般动词的后面加,not,，,需使用过去式助动词,did,。而,did,之后，必定出现原形动词。,肯定句：主语,+,一般动词（过去式）, ,否定句：主语,+,did not,+,原形动词, ,例：,1,、,He,watched,TV last night.,（否定句）,He,did not watch TV,last night.,= He,didnt watch TV,last night.,2,、,My brother and I,played,basketball yesterday.,(,否定句,)My brother and I,did not play,basketball yesterday,一般动词（过去式）的疑问句,含有一般动词的（过去式）的肯定句拜年为疑问句时，,不可将一般动词拿到主词前，,必须使用过去式助动词,did,。而,did,之后，必定出现原形动词。,肯定句：主语,+,一般动词（过去式）, .,疑问句：,did,+,主语,+,原形动词, ?,例：,1,、,His friends,went,to the park last week.,（疑问句）,Did,his friends go to the park last week,？,（答句）,Yes, they,did.,/ No, they,didnt.,