首页
登录
职称英语
Fifty volunteers were alphabetically divided into two equal groups, Group A
Fifty volunteers were alphabetically divided into two equal groups, Group A
游客
2023-12-27
13
管理
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)rode an Exercycle(a motor-driven bicycle-type exercise machine)for 15minutes each day. The exercise schedule【C7】______for riders to ride relaxed during the first day’s ride,【C8】______holding 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 th 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. [br] 【C10】
选项
A、After
B、Thus
C、However
D、Then
答案
D
解析
then一词表示时间上的顺序,有“然后”之意。
转载请注明原文地址:https://tihaiku.com/zcyy/3308833.html
相关试题推荐
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
随机试题
HowPovertyChangestheBrainA)Yousawthepicturesinscien
假设某公司营销系统有营销点关系S(营销点,负责人姓名,联系方式)、商品关系
进行信息收集时,与提供信息资料的专业机构的专业水平、专业经验以及社会公信力有关的
化学教材中纸笔测验的新变化不包括()。A.重视对化学基本概念、基本原理的理解
下列四种物质氧化性最强的是()。A.氯化铁 B.高锰酸钾 C.
接触性泻药的作用特点是A:促进肠蠕动 B:疏水性 C:等渗性 D:润湿性
哌替啶的中枢作用,除外A.体位性低血压 B.抑制呼吸 C.恶心呕吐 D.镇
营养不良患儿的早期表现A.皮下脂肪的减少 B.消瘦 C.体重不增 D.精神
甲公司与乙公司因共同投资设立企业而签订了一份合同。双方在合同中约定,因履行合同而
我国行政单位国有资产管理实行()的管理体制。A.各级政府所有 B.政府分级监
最新回复
(
0
)