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
28
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] 【C18】
选项
A、kept
B、remained
C、stayed
D、sustained
答案
B
解析
remain the same是常用搭配,即“保持原样”,而其他三个词不能与the same搭配。
转载请注明原文地址:https://tihaiku.com/zcyy/3308841.html
相关试题推荐
WehadsomelinkswiththeSocialistWorkersandotherLeft-winggroups,andthe
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
随机试题
Whichofthefollowingitalicizedpartsindicatescondition?A、Youwillgetagoo
DealingwithLifeAbroadI.Cultureshockoflifeabroad1)
Utopiaisaperfectplace.Itisaplacewithoutwar,hunger,poverty,orcr
Beforethe20thcenturythehorseprovideddaytodaytransportationinthe
A.一个密码代表多个氨基酸 B.一个氨基酸可被多个密码编码 C.密码的阅读既
以下哪条符合城市道路无障碍设计规定?()A.全宽式单面坡缘石坡道设计坡度不大
CSAI系统集成公司在2007年6月通过招投标得到了某市滨海新区电子政务
归脾汤和当归补血汤两方组成药物中均含有A.当归、黄芪 B.熟地、泽泻 C
程序化交易中,使用未来函数造成的后果可能有()。A:买卖信号消失 B:实
【背景资料】某高校新建一栋办公楼和一栋实验楼,均为现浇钢筋混凝土框架结构。办公楼
最新回复
(
0
)