高考英语一轮复习unit2workingtheland单元检测卷新人版必修

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1、WORD格式可编辑Unit2WorkingthelandⅠ.阅读理解Asimplehalf-hourdelayinhighschoolstarttimeledtoasignificantimprovementinstudents’mood,alertness,andmotivation,andincreasedtheiraveragesleeptimeduringtheweek,accordingtoanewstudy.JudithA.Owens,MD,MPH,attheHasbroChildren’sHospitalinProvidenc

2、e,R.I.,andcolleaguesstudied201studentsingradesninethrough12attendingaRhodeIslandhighschoolwheretheclassstarttimewaschangedfrom8a.m.to8:30a.m.foratwo-monthperiod.Studentscompletedonlinesurveysbeforethechangeinclasstimeandthenafter.Owensandherteamfoundthat:★Thepercentageofst

3、udentsgettinglessthansevenhoursofsleeppernightdroppedby79.4%.★Studentsreportingatleasteighthoursofsleeppernightincreasedfrom16.4%atthestartofthestudyto54.7%aftertwomonths.★Thepercentageofstudentswhoreportedfeelingatleastsomewhatunhappyordepresseddroppedfrom65.8%to45.1%.★Th

4、epercentageofstudentswhoreportedfeelingannoyedthroughoutthedayalsodropped,from84%to62.6%.★Reportsofvisitingahealthcenterfortiredness-connectedsignsdecreasedfrom15.3%to4.6%.ThefindingsarepublishedintheJulyissueofArchivesofPediatrics&AdolescentMedicine.Adjustingschooltimesfo

5、rteenagersisacontroversialtopicbecausesomeexpertsarguethatalaterclassstarttimewillresultinstudentsgoingtobedlaterandmakethecycleofgettingtoolittlesleepworse.Theresearchersnotethatalaterclassstarttimeledtotheoppositeeffect-kidswenttobedalittleearlierandtheiroverallsleepqual

6、ityandduration(持续时间)improved.Theresearcherswritethattheschoolfaculty（全体教员）didnotfavorthedelayedclassstarttime,butafterseeingthestudents’changeinattitudeandperformance,everyonehadachangeofheart.1.Accordingtothenewstudyweknowdelayedclassstarttime.A.increasesthestudents’readi

7、ngtimeduringtheweekB.makesstudentshavemoretimetoworkparttimeC.helpsstudentsbeactive,attentiveandcreativeD.increasestheiraverageheightandweight2.Howdidthestudentshelptofinishthestudyandsurvey?A.Ontheinternet.B.Answerquestionsatthestreets.C.Completeformsathospitals.D.Complet

8、eformsatsomeschools.3.Whatdoweknowfromthefindingscoveringthedecayedclassstarttime?专业知识整理分