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
Fifty volunteers were alphabetically divided into two equal groups, Group A to participate【C1】______a 7-week exercise program, a
Fifty volunteers were alphabetically divided into two equal groups, Group A to participate【C1】______a 7-week exercise program, a
admin
2019-01-06
53
问题
Fifty volunteers were alphabetically divided into two equal groups, Group A to participate【C1】______a 7-week exercise program, and Group B to avoid【C2】______exercise of any sort during those 7 weeks. On the day before the exercise program began, all 50 men participated in a step-test. This【C3】______of stepping up and down on a 16-inch bench【C4】______30 steps a minute for 5 minutes. One minute after completion of the step-test the pulse【C5】______of each subject was taken and recorded. This【C6】______as the pretest for the experiment. For the next 7 weeks, subjects in the experimental group(Group A)r°de an Exercycle(a motor-driven bicycle-type exercise machine)for 15 minutes each day. The exercise schedule【C7】______for riders to ride relaxed during the first day’s ride,【C8】______jholding on to the handle bars and foot pedals【C9】______the machine moved.【C10】______, for the next 3 days, they rode relaxed for 50 seconds of each minute, and pushed, pulled, and pedaled actively for 10 seconds of each minute. The ratio of active riding was【C11】______every few days,【C12】______by the third week it was half of each minute, and by the seventh week the riders were【C13】______15 solid minutes of active riding.
【C14】______end of the 7 weeks, the step-test was again【C15】______to both groups of subjects, and their pulses taken. The post-exercise pulse rates of subjects in the experimental group【C16】______found to have decreased a(n)【C17】______of 30 heart beats per minute, with the lowest decrease 28 and the highest decrease 46. The pulse rates of subjects in the control group【C18】______the same or changed no more than 4【C19】______, with a(n)【C20】______difference between the initial and final tests of zero."
【C11】
选项
A、increased
B、added
C、enhanced
D、strengthened
答案
A
解析
由前后速率对比来看,速度是增加了,而表示速度增加只能用increase。
转载请注明原文地址:https://kaotiyun.com/show/PVUO777K
0
考博英语
相关试题推荐
Toconductsomeformsofsleepresearch,wehavetofindawaytotracksleepinessovertheday.Somepeoplemightbelievethat
Toconductsomeformsofsleepresearch,wehavetofindawaytotracksleepinessovertheday.Somepeoplemightbelievethat
Takentogether,income,occupation,andeducationaregoodmeasuresofpeople’ssocialstanding.Usingalayeredmodelofstrati
InthefirstyearorsoofWebbusiness,mostoftheactionhasrevolvedaroundeffortstotaptheconsumermarket.Morerecentl
Therelationshipbetweenformaleducationandeconomicgrowthinpoorcountriesiswidelymisunderstoodbyeconomistsandpoliti
Therelationshipbetweenformaleducationandeconomicgrowthinpoorcountriesiswidelymisunderstoodbyeconomistsandpoliti
Whenthereportwaspublished,variousenvironmentalgroupscriticizeditforbeingtoo
Inthepast,competitionforjobscauseddifferent______groupstobehostiletowardeachother.
Forme,scientificknowledgeisdividedintomathematicalsciences,naturalsciencesorsciencesdealingwiththenaturalworld(
随机试题
中枢神经系统白血病诊断依据
新中国成立50年多年来,党和政府对台湾的方针政策大致经历的变化是()。
A.十二指肠溃疡B.胃溃疡C.急性胰腺炎D.急性阑尾炎女性,25岁,间断上腹痛3年,主要表现为空腹痛,进食后缓解,冬春季多发。此患者最可能的诊断是
A、夏科-莱登结晶B、草酸钙结晶C、磷酸钙结晶D、血红素结晶E、脂肪酸结晶阿米巴痢疾时,粪便中可见
对脊髓损伤伴尿潴留的患者,不妥的护理措施是
在下列心动周期的哪个时段中,心室肌对外来刺激不发生反应()。
血吸虫寄生于人体内的阶段有()。
中国某公司向欧洲出口啤酒花一批,价格条件是每公吨CIF鹿特丹××欧元。货物由中国人民保险公司承保,由“米切尔”轮承运,船方在收货后签发了清洁提单。货到目的港后发现啤酒花变质,颜色变成深棕色。经在目的港进行的联合检验,发现货物外包装完整,无受潮受损迹象。经分
在中国实行了一千多年的科举制度正式被废除,是在
Fowlingwasapopularpastime.ThemarshesandthebanksoftheNileaboundedwithwaterfowlwhichwashuntedwithspearsandst
最新回复
(
0
)