山东省日照秦楼中心初级中学九年级英语 Unit 9《when was it invented》课件1.ppt

unit9whenwasitinvented thefirstperiod 提示 1 takesomethingsintheclassroom 2 askstudentswhatarethesethings 3 theninventausefulthingwiththethings 4 askthestudentswhatitis guess 5 telltheanswer mp8 mygreatinvention 9 what sthenameofit 1 invent v2 inventor n3 invention nwhat stheuse 4 cancalculate v5 name calculator n6 calculation n7 translate8 translator9 translation 250 250 w c means mp8 questions 4 1 what sthenameofthething invention 2 whenwasitinvented itwasinventedjustnow 3 whowasitinventedby itwasinventedbymrliu 4 whatisitusedfor itisusedfortranslating calculating flying makingacallandlearningenglish beusedfordoing 被用来做 itiscalledmp8 makesentences thetelephonewasinventedbeforethecar thecarwasinventedafterthetelephone 5 2 4 1 3 1a numberthepictures let slookandtalk name when who whenwasitinvented itwasinventedin1885 whowasitinventedby itwasinventedbykarlbenz karlbenz car 1885 lightbulb name when who itwasinventedin1879 whowasitinventedby itwasinventedbyedison edison lightbulb whenwasitinvented let slookandtalk 1879 1b listenandmatchtheinventionswiththedates a b e d c 18761885192719711976 d a b e c pairwork readthemodelandthenmakeyourownconversation a whatisthiscalledinenglish b itiscalledthetelephone a whenwasthetelephoneinvented b itwasinventedin1876 a whatisitusedfor b itisusedfortalkingwithothers a whowasitinventedby b itwasinventedbybell beusedfordoing 被用来做 1876 bell pairwork telephone when who what talkingwiththepeoplefaraway beld 1927 tvset watchingandlearningmanythingsintheworld when who whatuse car travelling in1885 carlbens when who whatuse 1971 kelif calculator calculating when who whatuse thepassivevoice 被动语态 mp8itwasinventedjustnow itwasinventedbymrliu itisusedfortranslating calculating flyingandmakingacall 结构 be v pp即 be 动词过去分词 thepassivevoice 被动语态 主动语态改被动语态 bell invented thetelephone in1876 was by 主动句与被动句之间的转换icleanedtheblackboard 主语 谓语动词 宾语theblackboardwascleaned byme 主语 谓语动词 介词 宾语 summary 1 welearnedsomenewwords 2 wealsolearnedsentencespatterns 3 wealsothegrammar passivevoice 4 训练与作业 将下列句子由主动句变为被动句或由被动句变为主动句 zhengjieinventedthispen 变被动句 2 teachersallowstudentstodrinkinclass thispenwasinventedzh