一般现在时与一般过去时.ppt

一般现在时与一般过去时,Free talk,What do you usually do on Sundays ? Do you like green? What did you do yesterday? How did you go to school?,Teaching aims,知道一般现在时和一般过去时的定义， 能找出这两种时态的信息词， 能掌握这两种时态动词的变化规则 能分辨一般现在时和一般过去时，并能够正确运用,绿色圃中小学教育网http:/www.L,时态,一般现在时：,一般过去时：,经常或习惯性的动作或存在的状态。,过去某个时间或时间段发生的动作或存在的状态。,(The Simple Present Tense),(The Simple Past Tense),一般现在时：,经常或习惯性的动作或存在的状态。,(The Simple Present Tense),一般现在时：,经常或习惯性的动作或存在的状态。 客观事实。,一般过去时：,(The Simple Past Tense),一般过去时：,过去某个时间或时间段发生的动作或存在的状态。,(The Simple Past Tense),一般过去时：,过去某个时间或时间段发生的动作或存在的状态。,(The Simple Past Tense),一般过去时：,绿色圃中小学教育网http:/www.L,各时态常用的信息词,一般现在时:,always, usually, often, sometimes ,seldom, never, every day, morning, three times a day 你还可以想到哪些？,绿色圃中小学教育网http:/www.L,各时态常用的信息词,一般过去时:,last night, last, two days ago , ago, in 1999, in +过去的年份, just now, yesterday, yesterday morning 你还能想到哪些？,绿色圃中小学教育网http:/www.L,动词第三人称 单数的构成：,过去式 的构成：,直接加-s。 以s, x, ch, sh, o结尾加-es。 以“辅音+y “结尾变y 为i再加-es。,直接加-ed。 以e结尾只加d。 重读辅元辅，双写尾字母再加-ed。 以“辅音+y”结尾变y 为i 再加-ed。,一般过去时,一般现在时,绿色圃中小学教育网http:/www.L,第三人称单数,过去式,study- finish- have- go- do- play- watch- give-,need- stop- hope- play- try- plan- visit- like-,studies finishes has goes does plays watches gives,needed stopped hoped played tried planned visited liked,词形转换,绿色圃中小学教育网http:/www.L,Present Past,原形 第三人称单数 过去式,clean,stay,play,wash,watch,cleaned,stayed,played,washed,watched,绿色圃中小学教育网http:/www.L 绿色圃中学资源网http:/cz.L,cleans,stays,plays,washes,watches,绿色圃中小学教育网http:/www.L,Present Past,cry,study,worry,carry,copy,cried,studied,worried,carried,copied,绿色圃中小学教育网http:/www.L 绿色圃中学资源网http:/cz.L,原形 第三人称单数 过去式,cries,studies,worries,carries,copies,绿色圃中小学教育网http:/www.L,用所给动词的适当形式填空。,1. Five years ago, Mary _ ( can) draw and read. 2. Tom usually _ (walk) to school. 3. My mother _(watch) TV play every day. 4. Old Bush _(visit) China again last month.,could,walks,watches,visited,绿色圃中小学教育网http:/www.L,用所给动词的适当形式填空。,5. I _ (play) sports three times a day. 6. Lucy and Lily often _(read) books. 7. There _(is) a football match yesterday afternoon. 8. Our class _( go) to the zoo three days ago.,play,read,was,went,Make sentences,Before, I was short. Now , I am tall.,用beforenow 来说说自己或身边的变化,绿色圃中小学教育网http:/www.L,Fun time,绿色圃中小学教育网http:/www.L,Homework Think and write,summary,口头讲述这两种时态的不同点 记忆书本69页的单词。,绿色圃中小学教育网http:/www.L,Bye bye!,