人教版2017春期九年级英语全册练习《Unit 6 When was it invented 课文精讲.doc

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1、Unit6Whenwasitinvented?课文精讲SectionA1.IthinktheTVwasinventedbeforethecar.我认为电视机先于汽车被发明。【解析1】inventv发明→inventorn发明家→inventionn发明【记】Edison,agreat_____________,__________over1’000__________allhislife.(invent)【2014甘肃白银】28.Ifyoucould______________(发明)somethingnew,whatprodu

2、ctwouldyoudevelopment.【2014江苏泰州】56.Papermakingisagreat__________(invent)ofancientChina.①.Ithinkthelightbulbisoneofthemostimportant__________(invent)②.Thecar___________(invent)in1885.【辨析】invent/discover/find/findoutinvent发明发明的东西是从前没有的Whoinventedthesteamengine?谁发明了蒸汽机？

3、discover发现发现的事物是本来存在的或是有人知道的ColumbusdiscoveredAmerica哥伦布发现了美洲find找到指寻找的结果。是非延续性动词Iamlookingformybike,butImaynotfindit.我正在找我的自行车，可是不一定能找到。findout找出、查明指经过观察、调查把某事、某物查出来，搞清楚，弄明白Whenhewasachild,helikedtofindouthowthingsworked.他孩提时代时，就爱弄明白各种事物的来龙去脉。【辨析】Gibert____________e

4、lectricity,butEdison___________theelectriclightbulb.吉尔贝特发现了电，而爱迪生发明了电灯泡。()①Bell________thetelephonein1876.()②Columbus____Americain1492.A.inventB.discoverC.inventedD.discovered【2012昭通】Thelightbulbisoneofthemostuseful_____________(invent)intheworld.【2013江苏盐城】65.Whatdoy

5、outhinkisthegreatest______(invent)ofthetwentiethcentury?【2012山东东营】20.Afterhardtrainingforalongtime,LiuXiang____therecordsagain.A.brokeB.achievedC.inventedD.completed【模拟A】Ithinkthetelephonewasinventedin1876.A.createdB.foundC.seenD.used【2013陕西】7.Themobilephonehasinflue

6、ncedpeople’slifealotsinceit_________.A.inventsB.inventedC.isinventedD.wasinventeddiscover/invent/find/findout【解析2】一般过去时的被动语态I.【定义】表示过去某一时间的被动动作或过去经常性、习惯性的被动动作，无需说明动作执行者时可省去“by+动作执行者”。II.【结构】一般过去时的被动语态：【肯定结构】主语+was/were+及物动词的过去分词+by+动作执行者Theteachingbuildingwasbuiltsix

7、yearsago.这座教学楼建于六年前。()Manytreesandflowers___________inourschoollastyear.A.plantB.plantedC.haveplantedD.wereplanted【注】was,were的使用由主语的单复数形式而定，主语为第三人称单数名词、代词或I时用was,主语为复数名词、代词they或you时用were。ThisbridgewasbuiltinOctoberlastyear.这座桥是去年十月份建的。【否定形式】：主语+was/were+not+动词的过去分词Th

8、ewindowwasnotbrokenbyhim.窗玻璃不是他打碎的。【疑问形式】：was/were+主语+动词的过去分词【注】一般疑问句通常把was/were置于主语前。特殊疑问句形式应将一般疑问句置于特殊疑问词后面，反意疑问句形式应保留was/were。Wa