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
24
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."
【C6】
选项
A、performed
B、served
C、used
D、employed
答案
B
解析
serve as是一个词组,“作为”。
转载请注明原文地址:https://jikaoti.com/ti/GLNYFFFM
0
考博英语
相关试题推荐
Toconductsomeformsofsleepresearch,wehavetofindawaytotracksleepinessovertheday.Somepeoplemightbelievethat
Takentogether,income,occupation,andeducationaregoodmeasuresofpeople’ssocialstanding.Usingalayeredmodelofstrati
Therelationshipbetweenformaleducationandeconomicgrowthinpoorcountriesiswidelymisunderstoodbyeconomistsandpoliti
Computerprogrammersoftenremarkthatcomputingmachines,withaperfectlackofdiscrimination,willdoanyfoolishthingthey
Computerprogrammersoftenremarkthatcomputingmachines,withaperfectlackofdiscrimination,willdoanyfoolishthingthey
Oneofthe______ofthetrainingprogramisthatitenablestheyoungpeopletobebettercandidatesforemployment.
Thewordhospiceishundredsofyearsold.ItcomestousfromthetimecalledtheMiddleAgesinEurope.Religiousgroupsthen
Thewordhospiceishundredsofyearsold.ItcomestousfromthetimecalledtheMiddleAgesinEurope.Religiousgroupsthen
Japanisa______societyofonenationalityandafewunderrepresentedminoritygroups,suchastheethnicChineseandKoreans.
随机试题
某儿科病房于2012年10月3~10日共收治患儿60例,其中新生儿病房15例,有3例发生轮状病毒感染,计算新生儿轮状病毒感染的罹患率为
由花生四烯酸衍生的血管活性介质包括
治疗眩晕痰湿中阻证,应对证加用
患者,男性,45岁,近3个月来排便次数增多,每天3~4次,黏液脓血便,有里急后重感,首选的检查方法是()。
某企业有原值为2500万元的房产,2008年1月1日将其中的30%用于对外投资联营,投资期限10年,每年固定利润分红50万元,不承担投资风险。已知当地政府规定的扣除比例为20%。该企业2008年度应纳房产税()万元。
在当代,法国负责监督宪法实施的机关是()。
有以下程序#include#includestructA{inta;charb[10];doublec;};structAf(structAt);main(){structAa={1001,"ZhangDa",1098.0};a=
Onewaytoovercomeregionalvariationandfacilitatethecommunicationbetweenspeakersofdifferentdialectsistoenforce____
A、Encouragingotherstofollowhiswrong-doingB、Stealingendangeredanimalsfromthezoo.C、Organisingpeopleagainsttheautho
Thereisanewtypeofsmalladvertisementbecomingincreasinglycommoninnewspaperclassifiedcolumns.Itissometimesplaced
最新回复
(
0
)