2019-2020学年高中英语 Unit 3 Inventors and inventions 课时

-1-课时跟踪检测（一）WarmingUp&Reading—Pre-reading阅读理解ABrookeMartin'sgoldenretriever(金毛猎犬)Kaylahatedbeingleftaloneorseparated.Shewouldhowl,pace,andchewonthings.Brookelearnedthatotherpeoplehadthesameproblemwiththeirpets.Shewondered：“Whatifyoucouldtalktoyourdogifyouweregone？”Workingwithherfatherintheirgarage,the16­year­oldcameupwithseveralideas.Finally,sheinventedadevicethatallowedpetownerstovideochatwiththeirpets!ShecallsthedeviceiCPooch.“Thedogdoesn'thavetoanswerthecall，”explainsBrooke.“Itcomesupimmediatelyonthescreenontheirend.It'satwo­wayaudioandvideo—youcanseeandheareachother.”Withaclickofabuttonyoucanevensendthedogatreat!Herinventionhasearnedheraspotcompetingagainstnineotherfinalistsinayoungscientistcompetitionformiddle­schoolstudents.Thesefinalists,selectedbasedontheirshortvideopresentations,areworkingwithmentorsoverthesummerbeforeheadingtothefinalcompetitioninSt.Paul,Minn.AfterMartin'svideoputheramongthe10finalistsintheDiscoveryEducation3MYoungScientistChallenge,shewaspairedwithDelonyLanger­Anderson,aproductdevelopmentscientistin3M'sconsumerhealthcaredivision.“Ijustleadherdowntheproductdevelopmentpath，”Langer­AndersontoldLiveScience.Thispathincludesguidanceonhowtotestthepotentialproduct,whichcombinesavideochatdevicethatanswersimmediatelyonthedog'sendwithadogtreatdevicetheownercanremotelyactivate.“OnethingIhavethoughtaboutalotis,whathappensifwhilethedeviceisonthefloor,whatifyourdogknocksitover,orscratchesthescreen？”Martinsaid.SheandLanger­Andersondiscussedthis,andMartinisnowtestingmaterialsatalocaldogshelterbytapingthemtothedoghousefloorstoseehowwelltheywithstandsharpteethandclaws.Thefinalistscreatemodelstheycantest,withtheguidancefromamentor.Theirprojectsincludeafuelcellthattransformscutgrassintoelectricityandanappthatrewardsdriversfornottextingorcalling.Langer­Andersontriestohelpthe-2-studentsworkthroughthescientificmethod,testingtheirhypothesis,inadeterminedway,“sothekidsdon'tgetburiedindata.”shesaid.语篇解读：本文介绍了一名16岁的中学生发明了一种远程照顾宠物狗的设备，并因此进入探索教育3M青年科学家挑战赛的前十名。1．Whatisthemainideaofthetext?A．“iCPooch”winsinayoungscientistcompetition.B．A16­year­oldgirlinventsadevicefordoghunger.C．Aman­madedeviceletspeoplechatwiththeirpets.D．Akid­inventeddevicecalmsdogs'separationanxiety.解析：选D主旨大意题。本文主要讲了一位16岁的中学生发明了一种设备，这种设备能让狗和主人视频，让狗在主人离开时不感到焦虑，故选D。2．“iCPooch”calmspetdogsby________.A．allowingvideochatB．makingdogssleepC．answeringthecallD．givingthemfood解析：选A细节理解题。根据第二段第二句中的“adevicethatallowedpetownerstovideochatwiththeirpets”可知，iCPooch通过让狗主人和狗视频聊天，从而让狗镇静下来。故选A。3.Whatistheprobablemeaningoftheunderlinedword“mentor”inPara.3?A．Competitor.B．Assistant.C．Instructor.D．Companion.解析：选C词义猜测题。根据第三段中的“Thesefinalists...areworkingwithmentorsoverthesummer”可知，这次青年科学家挑战赛的决赛选手已经和指导者一起工作了一个夏天，画线词应表示“指导者”，故选C。最后一段的“withtheguidancefromamentor”是提示。4.Whatdotheinventionsofthefinalistshaveincommon?A．Theyareallnewinventionsdealingwithpets.B．Theyarepossiblesolutionstoeverydayproblems.C．Theycopewiththeproblemsrelatedtocomputers.D．Theyareallaccomplishedthroughindividualwork.解析：选B推理判断题。根据文章最后一段的第二句“Theirprojectsincludeafuelcell...andanappthatrewardsdriversfornottextingorcalling”可知，这些决赛选手的发明可能帮助解决日常生活中的问题，故选B。BHere'sagooddeedyoucandowithoutpartingwithasinglething.Synthetic(合-3-成的)voicesforpeoplewhohavelosttheabilitytospeakonlycomeingeneric(一般的)types—thinkofStephenHawking'svoice—butoneamazingprojectwantstobuildcustomvoicesforeachperson.Todothattheyneedyourhelp:specifically,arecordingofyourvoice.VocalIDisthebrainchildoftwospeechscientists,whoareturningtheirresearchintoamuchlargerproject.Voiceisverypersonaland,likeaprosthetic(假体的)legorarm,itmakessenseitshouldbecustomizedtoeachperson.Here'showitworks—anddon'tworry,thisdoesnotmeansomeonewillbewalkingaroundwiththesamevoiceasyououtthere：Afterrecordingacoupleofhoursofaudioin,say,aquietroomwithaniPhone,yousendittoVocalID,whereaprogramcalledModelTalkercutsitupintothebasicunitsofspeechthatcanberecombinedasnewwordsandsentences.Inthatsamestep,characteristicsofthepatient'svoice—basedonwhatlimitedsoundstheycanmake—aremixedwiththedonor'stocreateawholenewone.VocalIDisstillinitsbeginningstages,andthey'relookingforhelpfromeveryoneincludingvoicedonors,financialsupport,andprogrammers.Apriority(优先的事物)ismakingvoicedonationeveneasier,cuttingdownrecordingtime,especiallyforkids.Butasitstandsalready,yourvoiceisjustabouttheeasiestthingtodonate.语篇解读：本文是说明文。文章介绍了如何给不会说话的人捐献声音。5．StephenHawking'svoice________.A．hasnopersonalcharacteristicsB．wasdonatedbyavolunteerC．wascreatedbyVocalIDD．soundedamazing解析：选A推理判断题。由第一段中的“Syntheticvoicesforpeople...customvoicesforeachperson”可知，史蒂芬·霍金那样的合成语音是一般的类型，而一个新的项目想要为不能讲话的人制作个性化的声音。据此可推断，史蒂芬·霍金的合成语音没有个性特征。6．Tocreateanewvoice,whichofthefollowingis/areneeded?A．Soundsmadebythepatient.B．Afewdaysofaudiorecording.C．Thevoiceofatleasttwodonors.D．ModelTalkerthatcancombinewords.解析：选A细节理解题。由第四段中的“characteristicsofthepatient'svoice—-4-basedonwhatlimitedsoundstheycanmake—aremixed”可知，要在捐献的声音的基础上制作一个新的声音，需要患者自己发出的声音。7．Whatisthemainpurposeofthetext?A．TointroducesomejobsinVocalID.B．Toencouragereaderstodonatetheirvoice.C．Toad