1、Then and now,Unit4,一般过去时与一般现在时,Part B,绿色圃中学资源网http:/cz.L,绿色圃中学资源网http:/cz.L,PPT模板下载： 行业PPT模板： 节日PPT模板： PPT素材下载： PPT背景图片： PPT图表下载： 优秀PPT下载： PPT教程： Word教程： Excel教程： 资料下载： PPT课件下载： 范文下载： 试卷下载： 教案下载： time,Six years ago,Nancy could read and draw,but she could not write.Now she can do many things.,1.Wha
2、t couldnt she do? 2.What can she do now?,Lets say,A:Five years ago, Mike made friends at school.He bought things from shops.,B:Now he has e-friends from all over the world.He does shopping on the Internet too.,Grammar time,过去时与现在时的对比,绿色圃中学资源网http:/cz.L,绿色圃中学资源网http:/cz.L,时态,一般现在时：,一般过去时：,经常或习惯性的动作或存
3、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。,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：
4、,各时态常用的信息词,一般现在时:,always, usually, often, sometimes ,seldom, never, every day, every ,three times a day,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 =a moment ago, yesterday, yesterday morning,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
5、-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。,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-,studiesfinishes has goes does plays watchesgives,neededstoppedhoped played tried planned visited liked,词形转换,用所给动词的适当形式填空。,1. Five y
6、ears 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,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,Fun time,Stick two photos into the blank and then tell us the differences.,Fun time,Homework Think and write,
