首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Exercise being good or bad Can exercise be a bad thing? Sudden death during or soon after strenuous exertion on the squash c
Exercise being good or bad Can exercise be a bad thing? Sudden death during or soon after strenuous exertion on the squash c
admin
2013-01-28
41
问题
Exercise being good or bad
Can exercise be a bad thing? Sudden death during or soon after strenuous exertion on the squash court or on the army training grounds, is not unheard of.【C1】______trained marathon runners are not immune to fatal heart attacks. But no one knows just【C2】______common these sudden deaths linked to exercise are. The registration and investigation of such【C3】______is very patchy; only a national survey could determine the true【C4】______of sudden deaths in sports. But the climate of medical opinion is shifting in【C5】______of exercise, for the person recovering from a heart attack as【C6】______as the average lazy individual. Training can help the victim of a heart attack by lowering the【C7】______of oxygen the heart needs at any given level of work【C8】______the patient can do more before reaching the point where chest pains indicate a heart starved of oxygen. The question is, should middle-aged people,【C9】______particular, be screened for signs of heart disease before【C10】______vigorous exercise?
Most cases of sudden death in sport are caused by lethal arrhythmias in the beating of the heart, often in people【C11】______undiagnosed coronary heart disease. In North America【C12】______over 35 is advised to have a physical check-up and even an exercise electrocardiogram. The British, on the whole, think all this testing is unnecessary. Not many people die from exercise,【C13】______, and ECGs(心电图)are notoriously inaccurate. However, two medical cardiologists at the Victoria Infirmary in Glasgow, advocate screening by exercise ECG for people over 40, or younger people【C14】______at risk of developing coronary heart disease. Individuals showing a particular abnormality in their ECGs【C15】______, they say, a 10 to 20 times greater risk of subsequently developing signs of coronary heart disease, or of sudden death.
【C2】
选项
A、why
B、how
C、if
D、what
答案
B
解析
句意为:没人知道这些骤然死亡与锻炼之间的联系有——普通。四个选项:why“为什么”;how“怎样,如何,多么”;if“如果”;what“什么”。
转载请注明原文地址:https://kaotiyun.com/show/3YLd777K
本试题收录于:
职称英语理工类A级题库职称英语分类
0
职称英语理工类A级
职称英语
相关试题推荐
ScientistsDevelopWaysofDetectingHeartAttackGermanresearchershavecomeupwithanewgenerationofdefibrillators(除颤
AvalancheandItsSafetyAnavalancheisasuddenandrapidflowofsnow,oftenmixedwithairandwater,downamountainside.A
ASocietywithoutaFormalAuthorityIntheseventeenthcentury,EuropeansoldierswhocameacrosssomeIndiangroupsinthewes
AUndeniableMiffsAchievementsBRewardsFollowingtheUSFinancialInjectionCMir’sProblemYearDMirRegardedasa
WhileattemptingtofindanewroutetoIndia,ColumbusdiscoveredAmericabyaccident.
TheyalwaysmockmebecauseIamugly.
Theyhavebeentighteningtheirbeltsformonths,adaptingthemselvestoawareconomy.
EyeMovementandSeveralFaultsinReadingSupposeyoudothisexperimentwithafriend.Getholdofabookwithalargepag
ThetemperatureatthecenteroftheSunismuchhigherthanitisatthesurface.Theremustbeasolidcoreinthecoreofth
Europa’sWateryUnderworldEuropa,oneofJupiter’s63knownmoons,looksbrightandicyonthesurface.Butappearancescan
随机试题
在采用树型目录结构的文件系统中,各用户的文件名必须互不相同。()
男性,20岁。近2天寒战,高热,咳嗽,咳少许黏痰,带血。X线胸片右下肺大片浸润影,有支气管充气征。痰培养3次,1次有白念珠菌生长,对多种抗真菌药敏感。最可能的诊断为
甲市某公司与乙市某公司在丙市签订了一份购销合同,约定合同于丁市履行,合同中的仲裁条款约定:若因本合同发生争议,提交设立于丙市的丙仲裁委员会进行仲裁。现两公司因合同发生争议,甲市某公司欲申请仲裁,得知丙市并没有设立仲裁委员会,但甲、乙、丁市均设有仲裁委员会。
锤击法用落锤或单动汽锤打桩时,最大落距不宜大于()mm。
关于钢结构工程施工技术要求的说法,正确的是()。
在Exeel中,通过()可以修改单元内容。
某汽车货运企业承揽了一项具有装卸点固定、装卸工作量大且运输量稳定的货运任务,企业决定采用汽车列车甩挂运输来完成该项运输任务。甩挂运输过程如图所示。经分析测算得知:整个汽车列车装卸工作停歇时间为25分钟,主车装卸时间为13分钟,甩挂作业时间为2分钟,甩下挂车
企业在销售商品时,如果估计价款收回的可能性不大,即使收入确认的其他条件均已满足,也不应当确认收入。()
Thefollowingparagraphsaregiveninawrongorder.ForQuestions41-45,youarerequiredtoreorganizetheseparagraphsintoa
老人读完信后失望之极,竟用颤抖的手把它撕得粉碎。
最新回复
(
0
)