2019译林牛津版高考英语一轮训练选：模块3U3含答案一、阅读理解。Crossingyourlegsisanextremelycommonhabit;mostpeopledon'tevennoticethatthey'redoingitwhentheysitdown.Whileyoumayfinditcomfortabletositwithonekneecrossedovertheother,itmightbecausinghealthproblemsthatyouarenotawareof.AstudypublishedinBloodPressureMonitoringstatedthatsittingwithyourlegscrossedcanincreaseyourbloodpressure.Thereasonforthisisthatthebloodinyourlegshastoworkagainstgravitytobepumpedbacktoyourheartandthatcrossingonelegovertheotherincreasesresistance,makingitevenharderforthebloodtocirculate.Thiscausesyourbodytoincreaseyourbloodpressuretopushthebloodbacktotheheart.Youwon'tfeelanyimmediateeffects,butrepeated,drawn-outincreasesinbloodpressurecancauselong-termhealthissues.So,planningtositforalongperiodoftime?Don'tkeepyourlegscrossed.Crossingyourlegsatthekneecanalsocausepressureonthemajornerveinyourlegthatpassesjustbelowyourkneeandalongtheoutsideofyourleg,explainsRichardGraves,amedicalexpert.Thispressurecancausenumbnessandtemporaryparalysis(麻痹)ofsomeofthemusclesinyourfootandleg,preventingyoufrombeingabletoraiseyourankle—whatweknowasthat“pinsandneedles”sensation.Whilethefeelingofdiscomfortmayonlylastaminuteortwo,repeatedlycrossingyourlegsuntiltheyfeelnumbcancausepermanentnervedamage.Sonexttimeyousitdown,trytogetyourselfinthehabitofsittingwithbothofyourfeetonthefloor.Notonlywillithelpyourpostureandstability,butitwillalsosaveyourhealthinthelongrun.1.Whatcanwelearnaboutcrossingone'slegs?A.Itisaverybadsocialhabit.B.Itisusuallypracticeddeliberately.C.Itcanmakeothersfeeluncomfortable.D.Itcandoharmtopeople'shealth.2.Accordingtothestudy,sittingwithyourlegscrossedcan______.A.resistgravityeffectivelyB.affectyourbloodpressureD.improvethefunctionoflegsC.leadtoheartattackseasily3.Inthethirdparagraphpinsandneedlesprobablymeans______.页1第A.seriousmuscleinjuriesB.beingalittlenervousD.beinghighlyflexibleC.slightsharppains4.Whatisthemainpurposeofthetext?A.Togivereaderssomeadvice.B.Tocomparecommonhabits.C.Toevaluateeffectsofanexperiment.D.Tointroduceresearchmethods.【文章大意】本文是一篇说明文，主要介绍了研究发现跷二郎腿对身体有害，大家要改掉跷二郎腿的坏习惯。1.D【解析】细节理解题。根据第一段中的“itmightbecausinghealthproblemsthatyouarenotawareof.”可知，跷二郎腿对健康有害。2.B【解析】细节理解题。根据第二段中的“sittingwithyourlegscrossedcanincreaseyourbloodpressure.”可知，跷二郎腿会使血压升高。4.A【解析】文章意图题。根据文章内容，特别是第一段中的“itmightbecausinghealthproblemsthatyouarenotawareof.”及最后一段中的“Sonexttimeyousitdown,trytogetyourselfinthehabitofsittingwithbothofyourfeetonthefloor.”可知，研究发现跷二郎腿对健康有害，因此这篇文章的目的是建议大家改掉跷二郎腿的坏习惯。二、单项选择。1.Ourheartssankatthenewsthatapipeline_______inQindaoand62peoplecouldn'tsurvivethedisaster.A.removeB.explodedC.reserveD.attackedB【答案】个人不能幸免于这场灾【解析】句意：听到青岛输油管爆炸的消息我们的心沉下去了，62储备，移除，，符合句意。”removereserveattack袭击。爆炸e难。xploded“2._______isnodoubt_______Jenniferwillcometoseemethisweekendasusual.D.There,whetherA.It,thatC.There,thatB.It,whetherC【答案】页2第【解析】doubt用作名词时，在肯定句中，其后从句常用whether引导；在否定句和疑问句中使用that引导从句。Thereisno/littledoubtthat...是常用句式。句意：毫无疑问珍妮佛这个周末会像往常一样来看我。3.Heturnedfromsidetoside,eyeinghimsel...