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
Walking—like swimming, bicycling and running—is an aerobic exercise, (31) builds the capacity for energy output and physical end
Walking—like swimming, bicycling and running—is an aerobic exercise, (31) builds the capacity for energy output and physical end
admin
2009-06-24
44
问题
Walking—like swimming, bicycling and running—is an aerobic exercise, (31) builds the capacity for energy output and physical endurance by increasing the supply of oxygen to skin and muscles. Such exercises may be a primary factor in the (32) of heart and circulatory disease.
As probably the least strenuous, safest aerobic activity, walking is the (33) acceptable exercise for the largest number of people. Walking (34) comfortable speed improves the efficiency of the cardio respiratory system (35) stimulating the lungs and heart, but at a more gradual rate (36) most other forms of exercise.
In one test, a group of men 40 to 57 years of age, (37) at a fast pace for 40 minutes four days a week, showed improvement (38) to men the same age on a 30 minute, three-day-a-week jogging program in the same period. Their resting heart rate and body fat decreased (39). These changes suggest (40) of the important—even vital—benefits walking can (41) about.
Walking (42) burns calories. It takes 3,500 calories to gain or (43) one pound. Since a one-hour walk at a moderate pace will (44) up 300 to 360 calories. By walking one hour every other day, you can burn up a-pound-and-a-half monthly, or 18 pounds (45)—providing there is no change in your intake of food. To (46) weight faster, walk an hour every day and burn up 3 pounds a month, or 36 pounds a year.
(47) your age, right now is the time to give your physical well being as much thought as you (48) to pensions or insurance. Walking is a vital defense (49) the ravages of degenerative diseases and aging. It is nature’s (50) of giving you a tune-up.
选项
答案
by
解析
显然,由本句句意可知空格应填一个表示"通过"的介词,应用介词by。
转载请注明原文地址:https://kaotiyun.com/show/6KUd777K
本试题收录于:
公共英语五级笔试题库公共英语(PETS)分类
0
公共英语五级笔试
公共英语(PETS)
相关试题推荐
TheDangersofSecondhandSmokeMostpeopleknowthatcigarettesmokingisharmfultotheirhealth.Scientificresearchsh
Peoplefishingonalakemustwaitcalmlysoasnottoscarethefishaway.
LifeConnectedwithComputerAftertoolongontheNet,evenaphonecallcanbeashock.Myboyfriend’sLiverpudlianaccent
RisingChinaTheChinaboomisbynowawell-documentedphenomenon.Whohasn’theardoftheMiddleKingdom’sastoundingec
TheOriginoftheAirMailAtBlackpoolHoltThomasandGraham-Whiteagreedtomakeapracticalexperimentincarryingmail
WhentoTakeMedicineIsImportantOurbodiesarewonderfullyskillfulatmaintainingbalance.Whenthetemperaturejumps,
AnAwfulAfternoonSometimesIfeelthatbeingthemotherofthreesmallchildrenislikerunningalargecircus(马戏团).Onea
Inthesecondparagraphtheauthorthinksthat______.TheauthorhasusedAmericanIndianlanguageasanexampletoshowthat
Thecommitteecomprisesfivepersons.
HowlongdidJonesworkattheaccountingfirm?
随机试题
以强制性为后盾,具有明显约束力的领导指挥方式是【】
下列不符合原发性腹膜后良性神经源性肿瘤超声表现的是
某企业从银行借入1年期的短期借款500万元,年利率为12%,按季度计算并支付利息,则每季度需支付利息()万元。
创立大会一般由()组成。
保本基金提供的保证类型一般不包括()
中共中央政治局常务委员会2022年5月5日召开会议。习近平总书记主持会议并发表重要讲话。会议指出,新冠肺炎疫情发生以来,我们坚持人民至上、生命至上,坚持外防输入、内防反弹,坚持动态清零,因时因势不断调整防控措施,疫情防控取得()。今年3
设f(χ)在[0,1]上连续,在(0,1)内可导,且f(0)=f(1),证明:存在ξ,η(0,1),使得f′(ξ)+f′(η)=0.
请根据图(A)所示网络结构回答下列问题。如果图(a)中防火墙FW为CiscoPIX525,并且部分内网需要访问外网,需要使用的两个配置命令依次是_______和_______。
TheSederconsistsofprescribedfoods,eachofwhichsymbolizessomeaspectoftheordealunder-gonebytheHebrewsduringtheir
公认
最新回复
(
0
)