八年级英语上册unit7willpeoplehaverobotspart5sectionb课后课件人教新目标版261

Theydosimplejobsoverandoveragain.Itwillbedifficulttomakethemreallythinklikeahuman.一、SectionB—2b重点句型过关。1．他们反复地做着简单的工作。(overandoveragain)_________________________________________2．使得他们真的像人一样的思考将会是困难的。(Itwillbedifficulttodo…)_____________________________________________________________Robotswillneverbeabletowakeupandknowwheretheyare.Thesenewrobotswillhavemanydifferentshapes.Weneverknowwhatwillhappeninthefuture.3．机器人将永远不能一醒过来就意识到身处何方。(beabletodo…)______________________________________________________________4．这些新机器人将会有很多不同的外形。(have…differentshapes)__________________________________________________5．我们永远都不知道未来将会发生什么。(happeninthefuture)______________________________________________BB二、SectionB语法过关。()1．Ihearthathewillbeback__________twoweeks’time．A．atB．inC．afterD．for()2．______theyareverytired,theyfeelhappybecausethey’vefinallyfinishedtheirproject．A．SoB．AlthoughC．IfD．ButAC()3．Againandagainthedoctor____thecryingbabygirl,buthecouldn’tfindoutwhatwaswrongwithher.A．lookedoverB．lookedafterC．lookedforD．lookedout()4．—Howdoyoulikethetalkshow?—Ithinkit’s__________,butsomepeoplethinkit’sso__________．A．wonderfulenough;boredB．enoughwonderful;boringC．wonderfulenough;boringD．enoughwonderful;boredAC()5．—HowmuchisthetickettoCentralPark?—Aone-wayticket______$40,andyoucan_____another$20foraround-trip．A．costs；payB．takes；spendC．pays；spendD．spends；pay()6．—___________aconcertnextSaturday?—Yes,itwillbefun．A．TherewillbeB．WilltherehaveC．WilltherebeD．TherewillhaveAC()7．Ifitdoesn’traintomorrow,we___________hiking．A．aregoingB．goC．willgoD．went()8．Ithinkgoingtobedearlyandgettingupearlyisgood_______ourhealth．A．forB．toC．withD．atAB()9．—Canaplanefly_________thePacificOcean?—Yes,butitneedstogo__________thecloudsforhours．A．across；throughB．through；acrossC．across；acrossD．through；through()10．—HaveyouseenthemoviecalledAssassin’sCreed(《刺客信条》)?—Yes,butIthinkit’s_________．IfellasleepwhenIsawit．A．excitingB．boringC．boredD．excited三、文本再构—SectionB课文填空。Inmovies,robotsarelikehumanservants.Theycanhelp1houseworkanddojobsindirtyordangerousplaces.Today,therearealreadyrobots2infactories．Theydosimplejobsoverandoveragainandneverget3.Somerobotsareveryhuman-like.Theycanwalkanddance4people.Somescientiststhinkthatinthefuturetheywill5robotsmorelikehumans.some6,willevenbeabletotalklikepeople.However,somescientistsbelievethatrobotswon’tbeabletodothe7thingsasus.Robotswill8beabletowakeupandknow9theyare.Whichsidedoyou10with?withworkingbored/triredlikemakerobotssameneverwhereagree1．_____2．________3．_____________4．_____5．______6．_______7．_____8．______9．______10．_______四、SectionB相关阅读。Thefirstrobotswereinventedinthe1920s.RobotshaveappearedinmanyAmericanfilms.Insomefilms,theyarestronger,fasterandclevererthanpeople.Inreallife,robotsaremainlyusedinfactories.Theydosomedangerousanddifficultjobsforhumans.Robotsalsohelpdisabled(残疾的)people,forexample,blindpeople.Todaymanyblindpeoplehaveaguide(向导)dogtohelpthem.Inthefuture,guidedogsmightberobotdogs.Onekindofrobotguidedoghaswheels.Itmovesinfrontoftheowner.Itisveryclever.Itknowsthespeedofitsowner’swalk.Theownerwearsaspecialbelt(带子)．Thisbeltsendsinstructionstotheownerfromthedog,suchas“Stophere”,“Turnleft”,or“Turnright”.IntheUnitedStates,anotherkindofrobothelpsdisabledpeopletotakecareofthemselvesintheirdailylife.Therobothearsthesoundofitsowner’svoice.Itfollowsinstructionssuchas“Turnthepage”,or“Makeacupofcoffee”.Thoughrobotscanhelppeopleinmanyways,theywillnevertaketheplaceofhumans.ADA()1．Fromthepassage,weknowrobotscannotbe___________.A．dangerousanimalsB．factoryworkersC．guidedogsD．hospitalhelpers()2．Arobotguidedog_______________.A．goesinfrontofblindpeopleB．WalkssidebysidewithblindpeopleC．hasamapinitsheadD．helpspatientswiththeirmeals()3．Theunderlinedword“instructions”means__________.A．要求B．显示C．道理D．指令AD()4．Somedisabledpeopleneedrobots’helpto___________.A．takecareofthemselvesB．talktootherpeopleC．becomescientistsD．dodangerousjobs()5．WhichofthestatementisTRUE?A．Robotsarestrongerandclevererthanhumans.B．Disabledpeoplecannotlookafterthemselveswithouttherobots.C．Robotswilltaketheplaceofhumanssomedayinthefuture.D．Robotscanhelphumans/peopleinmanydifferentways.一、压强知识点一知识点二知识点一、压力、压强1.在下图中能够正确示压力的是() 2.坐沙发比坐木椅舒服,是因为()A.弹簧的弹力和人的重力平衡B.弹簧弹力和人体对沙发的压力平衡C.弹簧弹力减小了人体对沙发的压力D.人体和沙发的接触面积较大CD3.垂直压在物体表面上的力叫压力。方向和物体表面垂直。4.铁钉越尖,越易被钉入木板,说明压力的作用效果与受力面积有关。知识点一知识点二知识点二、增大、减小压强的方法5.如图所示的做法中,为了减小压强的是()A知识点一知识点二6.生物进化过程中,生物的某些部位长成了特殊的形状,这有利于生物的生存。如图所示,啄木鸟的嘴是通过减小受力面积而增大压强的。一些高层建筑的地基建得很宽大是为了增大受力面积,减小压强。