英语人教版九年级全册Unit-6-When-was-it-invented--S.ppt

Unit6Whenwasitinvented SectionA1a 2d WhataretheFourGreatInventionsinancientChina Doyouknow paper making造纸术 compass指南针 printing印刷术 gunpowder火药 Lookatthethingsbelow Inwhatorderdoyouthinktheywereinvented 1a A IthinktheTVwasinventedbeforethecar B well IthinktheTVwasinventedafterthecar 1aTalkaboutwithyourparterner Listenandmatchtheinventionswiththedates 1b 1876 1885 1927 1971 d a c b 1885 1876 1927 1971 Sampledialogues A Whenwasthetelephoneinvented B Ithinkitwasinventedin1876 A Whenwasthecarinvented B Ithinkitwasinventedin1885 Ithinkitwasinventedafterthetelephone Pairwork 1c heelscoopelectricitystyleprojectpleasurezipper n 鞋跟 足跟n 勺 铲子n 电 电能n 样式 款式n 项目 工程n 高兴 愉快n 拉链 拉锁 dailyhaveapointwebsitepioneerlistmention adj 每日的 日常的有道理n 网站n 先锋 先驱v 列表 列清单n 名单 清单v 可调整的 3 1 2 2a Listenandnumbertheinventionsintheorderthatyouhearthem shoeswithspecialheels shoeswithlights hotice creamscoop runsoneletricity Listenagainandcompletethechartbelow 2b scooping seeing changing Roleplaytheconversationsusingtheinformationinthechartabove 2c Pairwork Grammar Thepassivevoice被动语态语态是表示主语与谓语的关系的 如果主语是动作的执行者 动词要用主动语态 反之 如果主语是动作的承受者 动词就要使用被动语态 被动语态谓语部分结构为助动词be 过去分词 各种句型的被动形式 注意 这里be的形式决定了被动语态的时态 其后的过去分词没有变化 重点内容 肯定句主语 be 过去分词 by 否定句主语 benot 过去分词 by 一般疑问句Be 主语 过去分词 by 特殊疑问句疑问词 be 主语 过去分词 by Mariaboughtthebooklastyear 主动句 ThebookwasboughtbyMarialastyear WhenwasthebookboughtbyMaria WhatwasboughtbyMarialastyear 被动句 让我们看一看各种句型的主动语态变为被动语态时 到底发生了什么变化 do does is am are done did will begoingtodo was were done willbedone begoingtobedone S was were done S was were not done Was Were S done S willnotbe done S am is aregoingtobedone Am Is Are S goingtobedone S am is arenotgoingtobedone Will S done S willbe done Languagepoints It susedforscoopingreallycoldicecream 经典习题 完成句子 邮票是用来发送信件的 Stampsare letters 要点点拨 beusedfordoingsth 表示 被用于干某事 意思与beusedtodosth 相同 如 Thecameraisusedfortakingphotos Thecameraisusedtotakephotos usedforsending 拓展延伸 beusedassth 表示 被用作某物 如 Englishisusedasthesecondlanguageinmanycountries beusedbysb 表示 被某人使用 后接动作的执行者 如 Thesetextbooksareusedbystudents be getusedtodoingsth 表示 习惯于做某事 如 Sheisusedtorunningeverymorning usedtodosth 表示 过去常常做某事 如 MissLiusedtodanceafterwork GrammarFocus Quiz 把下列句子改为被动语态 1 TheymadethesecomputersinShenzhen Thesecomputers inShenzhen 2 Sheboughtanewbikeyesterday Anewbike byheryesterday weremade wasbought 3 Thestudentscleantheroomeveryday Theroom bythestudentseveryday 4 Hewillsinganewsongattheparty Anewsong byhimattheparty 5 Studentscan ttakethebooksoutofthelibrary Thebooks outofthelibrarybystudents iscleaned willbesung can tbetaken 中考真题链接 1 IfeelveryhappythatI tobethehost Congratulations 07 江西 A chooseB amchosenC waschosenD havenchosen2 TodayChinese bymoreandmorepeoplearoundtheworld 07 北京 A wasspokenB isspokenC spokeD speak 3 课改实验区考生做 07 重庆 Yourhometownhaschangedalot Yes Takealookatthesetallbuildings They lastyear A buildB builtC wasbuiltD