2025年外研版八年级下册英语Module 5 Unit3 Language in use.pptxVIP

Module5CartoonsUnit3Languageinuse

01语法探究02语法专练03课后作业

几种时态的区分到目前为止，我们学过用多种时态来表达行为或状态。本模块重点复习一般现在时、一般过去时和现在完成时。那么，如何区分这三种时态呢？

时态概念常见时间状语否定句、一般疑问句结构一般现在时表示经常性、习惯性的动作或行为及现在的某种状况always，usually，often，everyday等。如：(1)Itseldomsnowshere.(2)Heisalwaysreadytohelpothers.(3)Actionspeakslouderthanwords.(1)主语+be(am/is/are)+not+其他.Be(Am/Is/Are)+主语+其他？(2)主语+don’t/doesn’t+动词原形+其他.Do/Does+主语+动词原形+其他？

时态概念常见时间状语否定句、一般疑问句结构一般过去时表示在过去某个时间发生的动作或存在的状态yesterday，last…，…ago，justnow等。如：(1)Sheoftencametohelpusseveralyearsago.(2)Ididn’tknowyouweresobusyjustnow.(3)Myfatherboughtanewbikeyesterday.(1)主语+be(was/were)+not+其他.Be(Was/Were)+主语+其他？(2)主语+didn’t+动词原形+其他.Did+主语+动词原形+其他？

时态概念常见时间状语否定句、一般疑问句结构现在完成时表示过去发生的动作对现在造成了影响；或从过去已经开始，持续到现在的动作或状态already，yet，since…，for…等。如：(1)I’vealreadyreadthisbook.(2)Thewomanhasn’tfoundherdogyet.(3)TheGreenshavelivedinGuangzhousince2018.(1)主语+have/has+not+动词的过去分词+其他.(2)Have/Has+主语+动词的过去分词+其他？

一、语法点单句特训。用括号中所给单词的适当形式填空。1.—DoyouknowtheEnglishman？—Yes.I(know)himfortwoyears.?2.Mybrother(like)playingbasketball.He_______(start)toplaybasketballthreeyearsago.?3.Mark(work)inChinafor10yearsandhe(be)anEnglishteacheratalanguageschool.?ishasworkedstartedlikeshaveknown

4.Ican’tgoshoppingwithyou，becauseI__________(finish)mytaskyet.Istillneedonemorehour.?5.I(join)theteamtwoyearsago.SoI__________(be)intheteamfortwoyears.?havebeenjoinedfinishedhaven’t

二、句型转换，每空一词。6.Lucydoesherhomeworkathome.(改为否定句)Lucyherhomeworkathome.?7.Hefoundsomemeatinthefridge.(改为一般疑问句)hemeatinthefridge？?8.Shehasalreadyreturnedthebook.(改为否定句)Shereturnedthebook.?yethasn’tfindanyDiddoesn’tdo

9.IhavelivedinBeijingsincetwoyearsago.(对画线部分提问)?