高考英语一轮复习 unit 3 computers单元检测卷[新人教版]必修2

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1、Unit3ComputersⅠ.阅读理解Whetherit’sacarol(圣诞颂歌)serviceoraneveningofkaraokeinthepub，manypeoplewillenjoyagoodoldsingsongthisChristmas.Singingaloudwillnotjustliftthespirits—it’sgoodforyourphysicalhealthaswell.Fillingthelungswithair，increasingtheheartrateandgettingbloodpumpingroundthebodyfaster

2、canallhelpourphysicalhealth.ForthepastfewyearsHeartResearchUKhasbeenrunningaChristmascampaignaimedatgettingpeoplesinging，simplyforthebenefititcanbring.Theorganizerofthecampaignsayssingingisasafe，simpleandsocialactivitythateveryonecanenjoy.“Singingislinkedtolonglife，stressreduction，andge

3、neralhealthprotection.Italsobringsagreatamountofhappiness.Itisimpossibletosingwellwithalongfacebecauseitaffectsyourpitch(音高).”ProfessorGrahamWelch，wholeadstheInternationalMusicEducationResearchCentreattheUniversityofLondon，hasspentmorethan30yearsstudyingtheeffectsofsinging.Hesaysthatsin

4、gingisaformofexercise.Itmeanswe’realsohavingastrongaerobicactivity(有氧运动)whenwe’resinging，whichresultsinincreasingthefeelingofpleasurewhiledecreasingthatofstress.“Andcommunalsinging—likeinasinginggroup，achurchserviceorevenasingsonginthepub—helpsimproveoursenseofself-respect.Itincreasesou

5、rsenseofsatisfactionwithourselves，agreatersenseoffeelingincluded.”HelenAstrid，asingingteacher，alsoseesthegreateffectsthatsingingbrings.“Itliftsusuponaspirituallevel，ithelpsourself-respect，andit’sgreatforallagesfromsmallkidstogrannies—youcanhaveagoodsingandletyourhairdown.”Butshewarnspeo

6、plenottohavetoomanybeersorglassesofwine，thoughaglassmayhelpthemgathercouragebeforetakingtothestageduringtheholidays.1.HeartResearchUKholdsacampaignto________.A.encouragepeopletosingforGodatChristmasB.studytheeffectsofsingingonpeopleC.getpeopletosingandimprovetheirhealthD.bringhappinesst

7、opeopleduringholidays2.Theunderlinedpart“letyourhairdown”probablymeans_______.A.feelateaseB.protectyourselfC.dresscasuallyD.coveryournervousness3.Whatcanweinferfromthepassage?A.SingingatChristmasisgoodforhealth.B.Inalowmoodoneisnotabletosingwell.C.Expertshavedisagreementonsingi