九年级英语上册Unit5LookintoScienceLesson30ScienceAffectsUs教学课件新版冀教版.ppt

,Unit5LookintoScience,Lesson30ScienceAffectsUs,Whatwouldlifebelikewithoutcomputersormobilephones?,moblephone,手机,affect,影响,e,suggest,建议,e,Whatdotheydo?,Readthelessonandfillintheblanks：,Scienceaffectspeopleslives.Withoutthescientificdevelopmentsofrecentyears,ourliveswouldbeverydifferent.Canyouimaginelifewithoutcomputersor_?Scientificaremakingourlivesbetterandbetter.DNAisreallyoneofthemostamazingthingsontheearth.Manypeoplethinkitwill_theworld.,everyday,mobilephones,discoveries,change,suggestv.建议，提议1)suggeststh.tosb.向某人建议某事2)suggestdoingsth.建议做某事3)suggestthat建议4)suggestionn.建议,betterandbetter比较级+and+比较级:“越来越”。Mysisterisgettingmoreandmorebeautiful.我姐姐变得越来越美丽了。,lie,lay,lain与lying的区别lievi.躺，平放过去式lay，过去分词lain，现在分词lyingDavidwaslyingintheshadeofthetree.大卫正躺在树荫下。Jerrylaydownonhisbed.杰瑞躺在床上。,layvt./vi.放，置过去式laid，过去分词laid，现在分词layingLaythemonthefloor.把它们放在地板上。lievi.说谎过去式lied过去分词lied，现在分词lyingImsorryIliedtoher.我很抱歉向她撒了谎。Sheisalwaystellingalie.她总是说谎。,Fillintheblankswiththecorrectformsofthewordsinthebox.discover,affect,suggest,place,develop1.Jennytheyuseastrongerpieceofcardboardfortheexperiment.2.Theairpressuretheresultoftheexperiment.3.Theexperimentledtoawonderful.4.Whatareyourplansfortheofyourcompany?5.Theyusedarocktoholdthemapin.,suggests,affects,discovery,development,place,Groupwork：,Haveyoueverdoneanyinterestingexperiments?Canyoudescribeoneofthem?,Herearesomeinventions.Howdotheyaffectoureverydaylives?Talkaboutthemwithyourpartner.,Example:WithTVIwatchTVtogetinformation.,WithoutTVIwouldspendmoretimetalkingwithmyfamily.,TV,camera,radio,computer,telephone,lightbulb,clock,washingmachine,compass,telescope,X-ray,eyeglasses,Writing:Writealetteraboutyourexpe