一种超大规模的服务器集群,不仅拥有非常强大的计算能力,还拥有非常多的网络带宽资源和数据存储资源,能够按计算能力、带宽资源和存储资源的使用量来收取费用的是()
Relaxationtherapy(=treatment).Ifyoureadthesentenceoutloud,yourbloodpressurewillgoup.Ifyoutalktoanotherperson,itwillgostillhigher.Ifthetalkiswithyourboss,yourpressurewillgoevenhigher.Ifyouspeaktosomeoneoftheoppositesex,yourpressuremayshowlesschangeifyou’remarriedthanifyou’resingle.Dozensoftimeseachday,yourbloodpressurechangeswithwhatyou’refeelinganddoing.These“upsanddowns”takeplaceineveryone,buttheyaremoresevereinpeoplewithhighbloodpressure.Thatdiscoveryisthebasisforthenewesttherapy:controllingbloodpressurebylearningskillstocontroleverydaystress.Manypatientscontroltheirbloodpressurewiththerelaxationresponse.Thistakesfoursimplethings:aquietenvironment,acomfortableposition(sittingorlyingdown),therepeatingofaword,prayerorphraseeachtimeyoubreatheandhavingnoneofotherthoughts.Somethingremarkablehappenswhenyoudothis,accordingtoresearchinBoston.Relaxationofthemindandbodyhastheeffectthatsomeblood-pressurepillswouldhave.What’smore,thebloodpressurestayslower,justasitwouldwithapill,afteryouhavestoppedtherelaxationandhavereturnedtothestressofdailylife.
31.Thefirstparagraphtellsusthereasonwhyyourbloodpressuregoesupisthat__________.
A.youreadaloudasentence
B.themanyoutalktoisyourboss
C.you’renotmarried
D.you’renervous
32.Whichofthefollowingstatementsisnottrue?
A.One’sbloodpressurechangesmanytimeseveryday.
B.Yourbloodpressurechangeswithyourfeelings.
C.Whenyou’redoingdifferentthings,yourbloodpressure,perhaps,isdifferent.
D.Thechangesofbloodpressureonlyhappentopeoplewithhighbloodpressure.
33.Thelastparagraphtellsusrelaxationtherapy__________.
A.needsanewkindofmedicine
B.hasthesameeffectasblood-pressurepills
C.ismorethanblood-pressurepills
D.isworkingandcanbeimproved