英语动词时态讲解ppt资料讲解

1、英语动词时态讲解ppt时态一般现在时一般将来时一般过去时现在进行时现在完成时过去进行时过去将来时过去完成时一般现在时表示一般情况和经常发生的动作。时间状语为every day 或 every 引导的时间状语often，always，usually 一般现在时动词碰到第三人称单数时，要加 “s”work - works辅音字母和“y”结尾的词，如carry - carries以s、x、ch、sh结尾的加“es”，如wash - washesgo - goesdo - doeshave - hasbe 的一般现在时是am is are 一般现在时例句He goes to school on foo

2、t every day.We often have supper at home.She doesnt do her work every Sunday. 一般过去时n指过去发生的动作或事情n时间状语：nyesterday 引导的词组nago 引导的词组nlast 引导的词组nthe day before yesterday 一般过去时n动词变化：动词变成过去式，动词加“ed”nPlay - played辅音字母和“y”结尾的词，如carry - carried重读闭音节的单词，双写最后一个字母，再加edstop - stopped以e结尾的加-d 不规则的用法要牢记 一般过去时5. 例句nH

3、e bought a book yesterday.nI watched a match last week.nHe left here two days ago. 一般将来时表示将来发生的动作。时间状语： next 引导的词组tomorrow 引导的词组the day after tomorrow动词变化：will + 动词原型例句I will visit you tomorrow.He wont come back next week. 现在进行时表示正在发生的动作。时间状语：now /Look /Listen由be动词动词ing构成动词变化加ingclean - cleaning以不发音

4、“e”结尾的，去掉字母“e”，再加ingmake - making重读闭音节的单词，双写最后一个字母，再加ingswim - swimming现在进行时n例句nThe boys are playing now.nLook! They are planting trees.nListen! He is singing. 现在完成时n动词变化 动词变成过去分词加ednPlay - played辅音字母和“y”结尾的词，如carry - carried重读闭音节的单词，双写最后一个字母，再加edstop - stopped不规则动词n动词由have（has）+ 过去分词 构成现在完成时n表示动作已经

5、完成nHe has left .nI have already had a rest.n表示动作不仅已经完成，还要持续（在这个用法当中，动词要用延续性动词，与for引导的一段时间和since引导的短语连用）nHe has been away for two days. nI have already taught in this school since 1990.nThe bird has been dead for a month.nWe have made lots of friends since we came here. 过去进行时n指在过去的某一个时间正在发生的动作。n时间状语n

6、at this time yesterdaynat five oclock yesterday afternoonn动词由be动词+动词ing形式构成n例句He was watching TV at this time yesterday.过去将来时n指对过去的某一个时间来讲，将要发生的动作。n动词由would+动词原型构成。n例句He would go to the park the next day.He said he would work hard next term. 过去完成时n指对过去的某一个时间来讲，已经发生的动作。n动词由had+过去分词构成。n例句she had borrowed a book before she went to the park.We had learned many new words