初一英语《现在进行时》PPT课件

Thepresentcontinuoustense(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areIamastudentHeisateacherTheyareworkers1.IamstudyingEnglish2.HeisteachingEnglish3.Theyareworking.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.Iamcleaningtheroom1.Theyaresweepingthefloor3.Heisreadingthenewspaper.1.TheyaresweepingthefloorTheysweepingthefloor2.IamcleaningtheroomIcleaningtheroom3.Heisreadingthenewspaper.hereadingthenewspapernotnotnot?isare?am?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,work—workingteach--teachingE.g.take--takingtype--typing,write--writingE.g.sittingrun—runninglie—lyingdie--dyingtie--tying现在分词练习题1run2come3go4read5see6paint7sit8lie9type10shave1running2coming3going4reading5seeing6painting7sitting8lying9typing10shaving