英语人教版九年级全册Unit 6 第一课时课件.ppt

Unit6 Unit6Whenwasitinvented SectionA11a 2d Doyouknowwhattheseinventionsare KarlBenz卡尔奔驰 Doyouknowwhotheseinventorsare AlexanderBell亚历山大贝尔 J L Baird贝尔德 Canyoumatchtheinventionswiththerightinventors Thefirsttelephonewasinvented byBell in1876 Bellinventedthefirsttelephonein1876 KarlBenzinventedthefirstcarin1885 Thefirstcarwasinvented byKarlBenz in1885 Thefirsttelevisionwasinvented byJ L Baird in1927 J L Bairdinventedthefirsttelevisionin1927 Lookatthethingsbelow Inwhatorderdoyouthinktheywereinvented Discussthemwithyourgroup Thennumberthem 1 4 1a 2 3 1 4 Ithinkthetelevisionwasinventedbeforethecar Idon tagreewithyou Ithinkthetelevisionwasinventedafterthecar Ithinkthetelephonewasinventedbeforethecomputer Well Iagreewithyou Listening Listenandmatchtheinventionswiththeyears 1b 1876 1885 1927 1971 d a c b StudentB coverthedates StudentA askStudentBwhenthethingsinthepicturein1bwereinvented Thenchangerolesandpracticeagain Practicing 1c Whenwasthetelephoneinvented Ithinkitwasinventedin1876 Whenwasthecarinvented Itwasinventedin1885 WhenwastheTVinvented Itwasinventedin1927 Whenwasthecomputerinvented Itwasinventedin1971 Listening Listenandnumbertheinventions 1 3 intheorderyouhearthem 2a shoeswithspecialheels shoeswithlights hotice creamscoop runsonelectricity 1 3 2 n 鞋跟 足跟 n 勺 铲子 n 电 电能 Listenagainandcompletethechart 2b changing serving inthedark n 样式 款式 Thefirstinventionisshoeswith Peoplealwayshittheirtoeson onthewaytothebathroomatnight Sopeoplecanusethemfor inthe Listenagainandfillintheblanks something seeing dark lights Thesecondinventionisaspecialice cream Itrunson andbecomeshot It s forservingreally ice cream scoop electricity used cold Thelastinventionisshoeswithspecial Peoplecanmovetheheels and Youcan theheelsifyouaregoingtoa or themifyouarejustgoingoutfor heels down up raise party lower shopping Makeconversationsusingtheinformationin2b Whataretheshoeswithlightsusedfor 2c They reusedforseeinginthedark Whatarehotice creamscoopusedfor They reusedforservingforreallycoldice cream Whatareshoeswithspecialheelsusedfor They reusedforchangingthestyleoftheshoes HeyRoy thesubjectformyschoolprojectis Smallinventionsthatchangedtheworld Canyouhelpmethinkofaninvention Role playtheconversation 2d Mypleasure Letmethink hmm Iknow Thezipper Role play n 项目 工程 n 高兴 愉快 n 拉链 Thezipper Isitreallysuchagreatinvention Thinkabouthowoftenit susedinourdailylives Youcanseezippersondresses trousers shoes bags almosteverywhere adj 每日的 日常的 Well youdoseemtohaveapoint Ofcourse IthoughtaboutitbecauseIsawawebsitelastweek Thepioneersofdifferentinventionswerelistedthere n 网站 n 先锋 先驱 v 列表 列清单n 名单 清单 Forexample itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893 Butatthattime itwasn tusedwidely v 提到 说到 Really Sowhendiditbecomepopular Around1917 1 Well youdoseemtohaveapoint 嗯 看来你说的确实有道理 这句话中的助动词do放在动词seem前面主要用来加强语气 通常可译作 的确 确实 在谓语动词前添加助动词do表示强调的用法常见于肯定句和祈使句中 在英语中 haveapoint通常指某人的说法或想法 有道理 如 Perhapsyouhaveapointthere buttheproblemisthatwedon thaveachoice 也许你说的有道理 但问题是我们没有选择 2 Theyareusedforseeinginthedark beusedfordoingsth 表示 被用来做某事 与beusedtodosth 同义 表示用途 目的 e g Thiscomputerisusedtocontrolallthemachines 这台电脑是用来控制所有机器的 Doyouknowwhatthistoolisusedfor 你知道这个工具是用来做什么的 3 Thinkabouthowoftenit susedinourdailylives thinkabout表示 考虑 想起 e g Heisthinkingabouttravellinginthesummerholidays 他正在考虑暑假旅游的事 Shewasthinkingaboutherchildhooddays 她正回想她的童年时期 拓展有关think的短语 thinkof指 考虑 记忆 记起 e g Youthinkofeverything 你全都提到了 Ican tthinkofhisnameatthemoment 我一时想不起他的名字 thinksth over指 仔细想 审慎思考 作进一步考虑 e g Please