浙江杭州2019届上学期高三英语模拟卷十二.docx

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1、绝密★启用前浙江杭州2019届上学期高三英语模拟卷十二试卷副标题考试范围：xxx；考试时间：100分钟；命题人：xxx题号一二三四五六总分得分注意事项：1．答题前填写好自己的姓名、班级、考号等信息2．请将答案正确填写在答题卡上第I卷（选择题）请点击修改第I卷的文字说明评卷人得分一、阅读理解Crossingyourlegsisanextremelycommonhabit;mostpeopledon’tevennoticethatthey’redoingitwhentheysitdown.Whileyoumayfinditcomfortabletositwithone

2、kneecrossedovertheother,itmightbecausinghealthproblemsthatyouarenotawareof.Astudypublishedin BloodPressureMonitoring statedthatsittingwithyourlegscrossedcanincreaseyourbloodpressure.Thereasonthishappensisbecausethebloodinyourlegshastoworkagainstgravitytobepumpedbacktoyourheart,crossin

3、gonelegovertheotherincreasesresistance,makingitevenharderforthebloodtocirculate.Thiscausesyourbodytoincreaseyourbloodpressuretopushthebloodbacktotheheart.Crossingyourlegscanalsoleadtoneckandbackpain.Whenyousitwithyourlegscrossed,yourhipsareinatwistedposition,whichcancauseoneofyourpelv

4、ic (骨盆的) bonestorotate.Sinceyourpelvicbonesupportsyourneckandspine,thiscancausepressureonyourlowerandmiddlebackandneck.Youalsomightnoticethatwhenyousitwithyourlegscrossedforlongperiodsoftime,yourfeetandlegsgettinglyorhavethefeelingofbeingasleep.Thisisbecausewhenonelegsitsontopoftheoth

5、er,itcausespressureontheveins (血管) andnervesinyourlegsandfeet.Itcancausenumbnessand/ortemporaryparalysisinthelegs,ankles,orfeet.Sonexttimeyousitdown,trytogetyourselfinthehabitofsittingwithbothofyourfeetonthefloor.Notonlywillithelpyourpostureandstability,butitwillalsosaveyourhealthinth

6、elongrun.1．Crossinglegsmayleadtothefollowinghealthproblemsexcept________.A．Itcanincreaseyourbloodpressure.B．Itcancausepressureonyourlowerandmiddlebackandneck.C．Itwillmakeyourneckandspinetwisted.D．Itcancauseparalysisforthetimebeing.2．Whycancrossingyourlegsincreaseyourbloodpressure?A．Be

7、causethebloodinyourlegshastoworkagainstbeingpumpedbacktoyourheart.B．Becauseitwillpreventthebloodcirculating.C．Becausecrossinglegsresultsinlessresistanceforthebloodtocirculate.D．Becausehigherbloodpressurecontributestopushingthebloodbacktotheheart.3．Whatisthepurposeofwritingthisarticle?

8、A．Top