Unit4一般过去时与一般现在时.ppt

绿色圃中小学教育网http://www.L Then and now 一般过去时与一般现在时 Part B 绿色圃中小学教育网http://www.L 绿色圃中学资源网http://cz.L 绿色圃中小学教育网http://www.L 绿色圃中学资源网http://cz.L Six years ago,Nancy could read and draw,but she could not write.Now she can do many things. 1.What couldn’t she do? 2.What can she do now? 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 绿色圃中小学教育网http://www.L 绿色圃中学资源网http://cz.L 绿色圃中小学教育网http://www.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： 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： ①直接加-s。 ②以s, x, ch, sh, o结尾加-es。 ③以“辅音+y “结尾变y 为i再加-es。 ①直接加-ed。 ②以e结尾只加d。 ③重读辅元辅，双写尾字母再加-ed。 ④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- studies finishes has goes does plays watches gives needed stopped hoped played tried planned visited liked 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 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 we