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1、高三英语每日一练(34)Mantis，the creatorgod，felt that mankind was not ready for the gift of fire.So he entrusted it to the ostrich who kept it safely under one of its wings.A Bushman learnt that the ostrich had fire and made up his mind to steal it.So one day he paid the ostrich 1._visit.“Ive come to tell you
2、 my dream，” he said.“ 2._should your dream interest me？” asked the ostrich.“Because it concerns you，” said the Bushman.“In my dream I learnt that 3._you were to stand with your wings spread out in the strong wind preceding dawn，you would soar into the sky 4._an eagle.” “Thats interesting，” said the
3、ostrich，secretly 5._(thrill)Its greatest wish was to be able to fly.“Do not pass up this chance to get the gift of flight，” advised the Bushman before 6._(leave)Before dawn 7._next day，the ostrich spread out its wings and waited to be lifted into the sky.As it waited，the Bushman crept up to it，8._(g
4、rab) the fire and ran.That is how people got fire and that is why，say the Bushman，the ostrich is not as smart as 9._birds.The 10._(lose) of the fire upset it so much that it became feebleminded.答案：1apay.a visit “看望，探访”。2Whywhy引导疑问句。3if表示“假设，假如”，if引导条件句。4likelike“像”。5thrilleded形式表示感受。6leaving介词后用动词in
5、g形式。7the特指用冠词the。8grabbed表示并列。9otherother名词的复数。10losing定冠词名词。Like distance runners on a measured course，all of us will move through time in a roughly predictable pattern.In the first stage of our lives，we develop and grow，reaching toward the top of physical vitality (活力，生气)After we grow up，however，t
6、he body begins a process of gradually wearing out.A new awareness of physical fitness may help lengthen our years of health and vitality，yet nothing we do will work to stop the unavoidable force of aging.Most of the changes of aging take place deep inside the body.The lungs become less able to take
7、in oxygen.Powerful muscles gradually lose their strength.The heart loses power and pumps less blood.Bones grow easier to break.Finally，we meet a stress，a stress that is greater than our physical resistance.Often，it is only a minor accident or chance infection (a disease caused by virus)，but this tim
8、e，it brings life to an end.In 1932，a classic experiment nearly doubled the lifetime of rats，simply by cutting back the calories in their diet.The reason for the effect was then unknown.Today，at the University of California at Berkley，Dr. Paul Seagle has also greatly lengthened the normal lifetime of
9、 rats.The result was achieved through a special protein limited diet，which had a great effect on the chemistry of the brain.Seagle showed that within the brain，specific chemicals control many of the signals that influence aging.By changing that chemical balance，the clock of aging can be reset.For th
10、e first time，the mystery of why we age is being seriously challenged.Scientists in many fields are now making striking and farreaching discoveries.An average lifetime lasts 75 years，yet in each of us lies a potential for a longer life.If we could keep the vitality and resistance to disease that we h
11、ave at age twenty，we would live for 800 years.1What does the underlined word “it” refer to?APhysical vitality.BStress.CAging. DPhysical resistance.2Which of the following is NOT a change of aging?APeople gradually lose their muscle strength.BBones tend to break more easily.CThe heart loses power and
12、 pumps less blood.DThe lungs become unable to take in oxygen.3The author believes the following except that_.Ahumans life pattern is predictableBphysical fitness cant stop the force of agingChumans lifetime will last longer than 75 yearsDall of the changes of aging take place deep inside the body4Ho
13、w did Dr.Paul Seagle lengthen the lifetime of rats in his experiment?ABy keeping their physical fitness.BBy cutting the calories in their diet.CBy resetting their clock of aging.DBy limiting the protein in their diet.5What is probably the best title for the article? ATwo Great ExperimentsBThe Myster
14、y of Human LifeCThe Breakthrough in the Study of AgingDWays to lengthen Human Life答案：1B词义猜测题。根据Finally, we meet a stress, a stress that is greater than our physical resistance.可知这段主要谈论的是压力，选B。2D细节理解题。根据The lungs become less able to take in oxygen可知这个是年龄的问题，选D。3D细节理解题。根据Most of the changes of aging t
15、ake place deep inside the body可知选项D与本句不符，选D。4D细节理解题。根据An average lifetime lasts 75 years, yet in each of us lies a potential for a longer life可知通过限制饮食中蛋白质含量，选D。5C标题归纳题。根据we do will work to stop the unavoidable force of aging可知这是对于人逐渐变老的研究，选C。1如果我们能做到如上所述，毫无疑问， 我们就能精通英语。(状语从句)_答案：1.If we can do as mentioned above，there can be no doubt that we can master English.2因为交通阻塞，当她到达办公室时已经是午休的时间了。(状语从句)_答案：2Because of the heavy traffic，it was already time for lunch break when she got to her office.3