初一英语《现在进行时》PPT课件

The present continuous tense(现在进行时)1 定义：表示现在正在进行的动作或发生的事情2.结构结构肯定句否定句一般疑问句3.复习主系表结构The present continuous tense(1 主系表结构 主语+系动词+表语例句 1我是一名学生 2他是一名老师 3他们是工人我用am,你用are,他她它用is走天下,其他一律都用are I am a student He is a teacher They are workers 1.I am studying English 2.He is teaching English 3.They are working 2.现在进行时的基本结构结构肯定句主+be+v.ing+其它否定句主+be+not+v.ing+其它 一般疑问句be+主+ving+其它.现在进行时的基本结构结构肯定句否定句一般疑问句be+主+3现在进行时句型练习翻译句子1.他们正在扫地2.我正在打扫房间3.他正在读报纸2.I am cleaning the room1.They are sweeping the floor3.He is reading the newspaper.1.They are sweeping the floor They sweeping the floor2.I am cleaning the room I cleaning the room3.He is reading the newspaper.he reading the newspapernotnotnot?isare?am?现在进行时句型练习翻译句子2.I am cleaning 4动词的现在分词变法动词的现在分词变法1 直接加ing.2以不发音e结尾的去e加ing.3元辅结构重读闭音节的双写辅音字母再加ing.4特殊记忆。E.g.cook-cookiing,workworking teach-teachingE.g.take-taking type-typing,write-writing E.g.sitt ing runrunning lielying die-dying tie-tying动词的现在分词变法1 直接加ing.2以不发音e结尾的去e5现在分词练习题1 run 2come3go4read5see6paint7sit8lie9type10shave1running 2coming3going4reading5seeing6painting7sitting8lying9typing10shaving现在分词练习题1 run 1running 6