高中英语Unit 18 Inventions 3人教版第二册（下）VIP免费

Unit18InventionsPeriodThreeLanguagefocusandgrammarI.Teachingaims.1.Talkaboutsomemostimportantandusefulsentencepatterns.2.Dosomeexercisestohelpstudentshaveabetterunderstanding.GrammarTheAttributiveClauseSentencepatterns1.Areyoutiredofcarryingaroundaheavylaptopcomputer?2.Aresomepeopleborncreative,…?II.Teachingprocedures.Activity1ChecktheassignmentActivity2.Readingaloudandmemorizing.1..Areyoutiredofcarryingaroundaheavylaptopcomputer?2.Aresomepeopleborncreative,…?3.Howdopeoplecomeupwithideasfornewinventions?4.Theycomefromdifferentculturesandhavedifferentbackgrounds.5.Ifwelookonlyforthecorrectanswerandrejectideasthatdon’tprovideacompleteanswer,wemaygetstuck.6.Creativethinkingisaconsciousefforttobreakawayfromoldthoughtpatternsinordertoexplorenewpossibilities.7.Greatthinkersareawareofthisandtrytocombinenewandoldideasinasmanydifferentwaysaspossible.8.ThomasEdisonmadearulesayingthathehadtomakeaninventioneverytendays.Activity3.Languagefocus1.Thesechopsticksarebothdeliciousandenvironmentallyfriendly.这些筷子既好吃又保护环境。environmentallyadv.环保地；环境地environmentallyfriendly保护环境,不会破坏环境.friendly表“容易的,易被某些特定对象理解或使用的”,用于合成词。还如：user-friendly使用者易使用的；好使用的areader-friendlynovel易于理解的小说；aconsumer-friendlypolicy有益消费者的制度2.Areyoutiredofcarryingaroundaheavylaptopcomputer?你对到处提着笨重的手提电脑感到厌倦了吗？betiredof对……感到厌倦。例：Hewastiredofansweringhislittleson’scontinualquestions.用心爱心专心他小儿子不断问问题，他回答得都不耐烦了。3.Youcansimplylettheairoutandputyourbikeinabag.你只需放出空气,把自行车放进包里。(1)letout放出；发出；泄露秘密例:letthebirdout放走那只鸟;letoutofacryofpain发出痛苦的叫声letherselfoutofthehouseveryquietly悄悄地从屋里溜出来letoutthatclause…不留神说出…(2)letalone更不用说；let…be不干涉，不管4.Doyouthinkitworks?你认为它起作用吗？work运转；起作用，有效。例：Myradiodoesn’twork.我的收音机坏了。Themedicineworked.这药管用。5.Yonhaveinventedacarthatuseswaterinsteadofpetrol.你发明了一种用水而不用汽油的汽车。insteadof代替,而不是（用在名词,代词或介词短语之前）例：We’llgobybusinsteadofonfoot.我们坐车去，而不是步行去。instead“代替”，单独用于句首或句尾，是副词。例;Yourteacherisilltoday.Iwillgiveyoulessonsinstead.你们老师生病了，我来替他上课。6.Aresomepeopleborncreative,…?一些人生来就富有创造力吗？beborn后可以跟副词、名词、形容词和不定式短语例：HewasbornFrench/inFrance,butlatertookCanadiancitizenship.他生为法国人，但后来取得了加拿大的公民身份。Shewasborntosucceedinlife/bornapoet.她生来注定会成功/是个诗人。7.Howdopeoplecomeupwithideasfornewinventions?人们是怎样提出新发明的想法呢？comeupwith追上；想出，找出例：You’vecomeupwithagoodidea.你想出来的主意好极了。Cf.comeup上升；（话题，议题等）被提出例：Anewplancameupatthemeeting.8.Theycomefromdifferentculturesandhavedifferentbackgrounds.他们来自于不同的文化，有不同的背景。(1)backgroundn.[C]&[U]背景，（事件等的）背景。例如：(2)befrom从……来;comefrom来自于……9.Inventorsoftenrephraseaproblemtoallowforcreativesolutionsandalsotry…发明家总是重申一个问题以考虑创造性的解决方法或尝试…allowfor顾及，为…作准。用心爱心专心例：Weshouldallowforeverypossibledelay.我们必须考虑到任何可能的延误。Itwilltakeyouhalfanhourtogettothestation,allowingfortrafficdelays.把路上的耽搁算进去，你要用半小时才能到车站。10.Ifwelookonlyforthecorrectanswerandrejectideasthatdon’t...