2018-2019学年高三英语上学期第12周周练题

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1、xx-2019学年高三英语上学期第12周周练题  Assmartdevicescontinuetofillpeople’sdailylife,thedebateovertheirplaceintheclassroomhasgrownincreasingly.Now,astudyconductedattheUnitedStatesMilitaryAcademyjustmightputanendto it.    Inarecentinvestigation,researchersfoundthatstudentswhowerepermi

2、ttedtouselaptopsortabletsintheclassroomperformedworsethanthosewhodidnot—andthosewithhigherinitialGPAs(平均成绩)weremostheavilyaffected.   Whilesomearguethatlaptopsaidstudentsinnote-takingandprehension,manysaythattheycouldn’tpayattentiontothelessons.Togettothebottomoftheissu

3、e,researchersinvestigatedtheeffectoflaptopsandtabletsonstudentperformanceinacourseataschool.   Inthestudy,theclasswasthendividedintotwotreatmentgroups.Thefirsttreatmentgroupwaspermittedtouselaptopsandtabletsforpurposesrelatingtotheirlesson.Ifthestudentswereobviouslydist

4、racted,professorscouldstopthemfromusingthedevices.Inthesecondgroup,studentscouldonlyusetablets,makingthescreeneasilyvisibletotheprofessors.Whenitcametimeforfinalexamscores,theresearchersfoundthatusingalaptoportabletintheclassroomhadcausedadropofroughlyone-fifthofastanda

5、rd.Theresultsforthetwotreatmentgroupswerenearlythesame,theysay.    And,thenegativeeffectswereseenmostheavilyinmalestudents.Theestimatedeffectsofthetwotreatmentgroupsarenearlythesame,suggestingthatevenallowingstudentstouseputerdevicesinamannerthatiscontrolledbytheprofess

6、orcanhaveharmfuleffectsonclassroomperformance.   Theresearcherssaythatbothunrestrictedandrestrictedusemayaffectstudentsinanumberofways.Itcouldleadtodistractions,inwhichstudentsarecheckingsocialmediaorevendoinghomeworkforanotherclass,anditmayreducestudents’abilitiestoeff

7、ectivelytakenotes. 1.Theunderlinedword“it”inthefirstparagraphmayreferto______. A.thedevice B.thedebate C.theclassroom D.thestudy 2.Whosufferedfromtheuseofsmartdevicesmostinthestudy? A.ThemalestudentswithhigherGPAs. B.Thestudentswithpooracademicperformance. C.Thestudents

8、whocoulduselaptopsortabletsfreely. D.Themalestudentswhocoulduselaptopsortabletsundercontrol. 3.Whatconclusiond