高考英语一轮复习unit2workingtheland单元检测卷新人版必修4

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1、word资料下载可编辑Unit2WorkingthelandⅠ.阅读理解Asimplehalf-hourdelayinhighschoolstarttimeledtoasignificantimprovementinstudents’mood,alertness,andmotivation,andincreasedtheiraveragesleeptimeduringtheweek,accordingtoanewstudy.JudithA.Owens,MD,MPH,attheHasbroChildren’sHos

2、pitalinProvidence,R.I.,andcolleaguesstudied201studentsingradesninethrough12attendingaRhodeIslandhighschoolwheretheclassstarttimewaschangedfrom8a.m.to8:30a.m.foratwo-monthperiod.Studentscompletedonlinesurveysbeforethechangeinclasstimeandthenafter.Owensandherte

3、amfoundthat:★Thepercentageofstudentsgettinglessthansevenhoursofsleeppernightdroppedby79.4%.★Studentsreportingatleasteighthoursofsleeppernightincreasedfrom16.4%atthestartofthestudyto54.7%aftertwomonths.★Thepercentageofstudentswhoreportedfeelingatleastsomewhatu

4、nhappyordepresseddroppedfrom65.8%to45.1%.★Thepercentageofstudentswhoreportedfeelingannoyedthroughoutthedayalsodropped,from84%to62.6%.★Reportsofvisitingahealthcenterfortiredness-connectedsignsdecreasedfrom15.3%to4.6%.ThefindingsarepublishedintheJulyissueofArch

5、ivesofPediatrics&AdolescentMedicine.Adjustingschooltimesforteenagersisacontroversialtopicbecausesomeexpertsarguethatalaterclassstarttimewillresultinstudentsgoingtobedlaterandmakethecycleofgettingtoolittlesleepworse.Theresearchersnotethatalaterclassstarttimele

6、dtotheoppositeeffect-kidswenttobedalittleearlierandtheiroverallsleepqualityandduration(持续时间)improved.Theresearcherswritethattheschoolfaculty（全体教员）didnotfavorthedelayedclassstarttime,butafterseeingthestudents’changeinattitudeandperformance,everyonehadachangeof

7、heart.1.Accordingtothenewstudyweknowdelayedclassstarttime.A.increasesthestudents’readingtimeduringtheweekB.makesstudentshavemoretimetoworkparttimeC.helpsstudentsbeactive,attentiveandcreativeD.increasestheiraverageheightandweight2.Howdidthestudentshelptofinish

8、thestudyandsurvey?A.Ontheinternet.B.Answerquestionsatthestreets.C.Completeformsathospitals.D.Completeformsatsomeschools.3.Whatdoweknowfromthefindingscoveringthedecayedclassstarttime?专业技术资