河北省武邑中学高一下学期暑假作业英语试题26含答案

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1、姓名班级学号完成日期家长签字—暑假作业26一（共15小题；每小题2分，满分30分）阅读下面短文，从每题所给的A、B、C、D四个选项中选出最佳选项，并在答题卡将该项涂黑。ADoyoueverdohomeworkwhilelisteningtomusic,orwatchTVwhiletextingfriend?Itmayseemlikeanobviousquestionsincemostofusmultitask（做多个彳壬务）allthetime・ButaccordingtoarecentstudypublishedinthejournalPLOSONE,usinganumberof

2、media（媒体设备）atthesametimecouldbechangingourbrains.ThereportwascarriedoutbySussexUniversityintheUK.Researchersfirstasked75adultsabouthowoftentheyspenttimemultitaskingbetweendifferentkindsofmedia.ThentheycheckedtheirbrainswithanMRImachine.Thosewhoreportedheaviermediamultitaskinghadlessgraymatteri

3、ntheirbrains.Graymatteristhepartofthebrainthathelpstodealwithinformationandcontrolemotions什青感）.Soismultitaskingreallyrottingourbrainsandmakingusstupid?Wecan'tbesure,accordingtoresearchers・Theysaythattheresultsonlyshowalink・Theyareunsurewhethermultitaskingreducesgraymatterorifpeoplewithlessgray

4、matteraresimplymorelikelytomultitask."Mediamultitaskingisbecomingmorepopularinourlivestodayandthereisincreasingconcernaboutitsinfluenee（影响）onourwell・being/saidBritishscientistKepKeeLoh,whodirectedthestudy.Lohsaysthatmorestudyisneededtosupporttheideathatourbehaviorsarechangingourbrains.Butifits

5、true,itcouldsupportearlierstudiesaboutmediamultitasking・In2012,astudybyMichiganStateUniversityintheUSfoundthatpeopleusingseveralmediadevicesatthesametimeweremorelikelytobeanxiousordepressed.Itseemsthatmoreresearchintotheissueisneeded・Butnomatterwhat,youshouldconsiderlimiting（限制）yourselftoonesc

6、reenatatime,theHuffingtonPostreported•Foronething,Multitaskingdoesrftactuallyworkifyouaretryingtobemoreefficient（有效率的）.You'regoingfromoneactiontoanotherinsteadoftrulydoingtwothingsatatime・Itwastesyourenergyandslowsyoudown.Andonceyou'vesloweddown,itcanbehardtopickbackupwhereyouleftoff.Ifyouwant

7、tofinishalistofjobs,"setgoals,establisharoutine（常规）,andtakeregularbreaks77,suggestedTheHuffingtonPost・1.WhatdidtherecentstudybySussexUniversityfind?A.Mostpeoplehavetheabilitytomultitask・B・Multitaskingcanhelptoimproveefficiency.C.Therear