英语阅读理解(人生百味)练习题含答案及解析.doc

英语阅读理解(人生百味)练习题含答案及解析

一、高中英语阅读理解人生百味类
1．阅读理解
Expertsnotethatanunhealthylifestylecanputyouatgreatriskofheartdiseaseandstroke.Sodoctorsurgeustoeathealthyfoods,getexercise,stopsmokingandlimitouralcoholintake.Butthereissomethingelseyoucando.Anditisfreeandeasy.Smile!
Dr.Chockalingam,aheartdiseasespecialistinColumbia,adviseshispatientstosmile.Hesaysasmilemaybeonewaytohelpyourheart."Whenwesmile,thebrainwiringchanges.Thechemicalsthatarereleasedaremorepositive."Hesayssmilingisthefirststepinfightingphysicalandemotionalstressanditssometimesharmfuleffectsonhumanhealth.ThisisnotjustNewAgeadvice.Severalstudiessupporthisopinion.
Whenyoufeelstressedorunderpressure,yourbodyreleasesmanynaturalhormones(荷尔蒙)includingadrenalineandcortisol.Adrenalineincreasesyourheartrateandbloodpressure.Cortisolisthebody'smainstresshormone.Itincreasessugarinthebloodstream.Ifyouaretrulyindanger,thesehormonescanhelpyou.Theyarepartofwhatwecallourfight-or-flightresponse.
However,whenwearestressedforalongperiod,thesestresshormonesareever-presentinourbodies.Andthat,medicalresearcherswarn,mayleadtohealthproblems.
Researcherssaytheconnectionbetweenstressandheartdiseaseisstillunclear.However,theyclaimthatwhenpeoplearestressedforlongperiodsoftime,theymayhaveanunhealthylifestyle,whichcanleadtohealthproblems.
Dr.Chockalingamsaysasmilemaybeonewaytohelp.Hetellshispatientstosmile20timesanhour.Tosome,thatmightseemlikealotofsmiling.Orsomemightevenfeelfoolish...smilingforseeminglynoreason.Butasmiledoesnotinvolvedrugs.Itisnotinvasivelikeasurgicaloperation.Itisfreeandithasnobadsideeffects.
"Oncepeoplesmile,theyarerelaxing.Thisrelaxationdirectlylowersbloodpressure,improvessugarlevelsintheblood.Ifwearesmiling,wearebreakingthatlinkbetweenstressandhealth."Anditjustmayprovidealittleextraprotectiontoeveryone'shearthealth.
（1）WhichofthefollowingagreeswithDr.Chockalingam'sopinion?
A.Smilehasthesameeffectsaslaughter.
B.Smilecanbeusedtotaketheplaceofmedicine.
C.Smileisbetterthananyhealthylifestyletohealth.
D.Smilecanmakeourbodyprod