动词过去式课件.doc

一般过去时 一．概念 1.表示过去某个时间发生的动作或存在的状态。 Eg: He was here yesterday. I visited my grandfather last night . Did you have a good time yesterday ? 2.表示过去经常或反复发生的动作。 My father often went to work by bus last year. When I was a child , I often listened to music. 常用的时间状语： yesterday , yesterday morning ,last night , last year , Three days ago 一般过去时的判断，请判断下列句型的时态。 My father goes to work by bike every moring . I watch TV every night . My mother often watched TV last year . He flies kites everyday . He usually plant trees last year . My uncle was a teacher four years ago . Mike went to the cinema last weekend . My frandfather goes to the park every morning. 一般过去时的构成 肯定句：主语+ 动词的过去式+时间状语。 I went to school by bike last year . My mother watched TV last night . 否定句：主语+ didn’t+动词的原形+时间状语。 I didn’t go to school yesterday . She didn’t play the piano last night . 疑问句： Did +主语+动词的原形+时间状语+？ Did your sister plant trees last year ? 五．动词过去时的构成 　(1)、一般动词，在词尾直接加“ ed ”。 　　work---worked---worked ,visit---visited---visited 　　(2)、以“ e ”结尾的动词，只在词尾加“ d ”。 　　lived---lived---lived , 　　(3)、以“辅音字母 + y ”结尾的动词，将 y 变为 i ，再加“ ed ”。 　　study---studied---studied ,cry---cried---cried , 　　play---played---played ,stay---stayed---stayed 　　(4)、重读闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加“ ed ”。 　　stop---stopped---stopped , drop---dropped--dropped (5)am/is---was are---were has ----had go---went do/does ----did make---made 写出下列动词的过去式 is\am_______ fly_______ plant________ are ________ play_______ go________ make _______ does________ dance_______worry______ask _______ taste________ do ________ cry ________ watch________ wash_______ visit_______ make ____ jump _____ carry ____________ 1.AA型（即原形和过去式一样）?必须(must)让(let)他们放(put)下切(cut)刀来读(read)书，以免敲打(hit)受伤 (hurt)花钱(cost)来。即： must — must,?let — let,?put — put,?cut — cut,?read — read , hit — hit,??hurt — hurt,?cost — cost?(还有 set — set?安装；启动) 2.将原词中的?i?改为字母 a?的单词（变?i?为a） 游泳(swim)唱歌(sing)打铃（ring)后，开始(begin)?坐(si