牛津译林版（2020） 选择性必修第二册Unit 3 Fit for life Extended reading 课文语法改编练习（含答案）.docxVIP

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OneofthemostfamousChinesemedicaltreatmentsistheartofmagicneedles”,orChineseacupuncture.Itwasdevelopedlongago,perhapsasearlyas2000BCE.Thereisevidence1acupuncturedatesbacktotheStoneAge,2stonetoolscalledbianwereusedtopressareasofthebody。3acupuncturedeveloped,thesimplebianstoneswerereplacedbystoneneedles.Eventually,metalneedlesbegantoappearandtooktheplace4stoneneedles.Thesesolidneedlesaremadeofdifferentmetals,suchasgoldandsilver.Someacupuncturiststodaystillusegoldandsilverneedles,butthemajorityhavenowswitched5stainlesssteelones.Inadditiontothechangesinmaterial,theshapesoftheneedles6（change）overtime.7(Original),therewereninedifferentkindsofneedles,withvariationsinshape.Nowadays,thefinesharpneedlesthatmeasureusuallybetween15and75millimetresinlengtharestillused,whilemostoftheothershavebeenreplacedbymorecomplexmedicalinstruments.Sowhathappensduringavisit8theacupunctureclinic?First,theacupuncturistexaminesthepatient,lookingatthepatientsskinandtongue,listeningtothesoundofhisorhervoiceandbreathing,and9(smell)hisorherbreath.Thentheacupuncturistaskssomequestionsaboutthepatientsconditionandfeelshisorherpulse.Thisisaparticularlyimportantstepaccordingtotheenergytheorybehindacupuncture.Theacupuncturistcancheckthepulseinthreepositionsoneachwrist,andeveryoneofthemisconnectedwithamajorbodyorgan.Bycheckingallthepositions,theacupuncturistcanfindoutwhichenergychanneldoesnothaveenoughenergy.Accordingtotheresultsofthecheck-up,theacupuncturistthenselectscertainpointsonthebodycalledacupuncturepoints.Needlesarepushedintotheskinatthesepointssothatahealthproblemcanbetreated.Uptonow,morethan36