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She omitted to mention that they were staying the night.
A:failed
B:forgotten
C:deleted
D:left out

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  • 共用题干
    第一篇
    Ulcers
    Even though ulcers appear to run in families,lifestyle plays more of a role than genetic
    (基因的)factors in causing the illness, according to a report in the April 13th issue of
    Journal of Internal Medicine. In particular,smoking and stress in men and the regular use
    of pain-releasing medicines in women were linked with an increased risk of developing an
    ulcer(溃疡).
    Overall,61% of ulcer risk appears to be due to environmental factors,such as
    smoking,and the remaining 39% is due to genes,according to Dr. lsmo Raiha of the
    University of Turkey and colleagues at the University of Helsinki,Finland.Some
    researchers had suggested that families may spread Helicobacteria pyloni(幽门螺旋菌),
    the bacteria(细菌)that can cause ulcers. However, the new study suggests this is
    unlikely,according to the report.
    Raiha and colleagues studied data from more than 13,000 pairs of twins to examine
    the roles of genetic and environmental factors in the origin of ulcer. Both twins were more
    likely to develop an ulcer if the pain were genetically the same as compared with a pair of
    fraternal(由两受精卵发育而成的)twins , suggesting that there must be some genetic
    susceptibility(敏感性)to ulcer development.
    However,the risk was no greater in twins living together compared with twins living
    apart,suggesting that shared exposure to H.pyloni was not to blame." Environmental
    effects were not due to factons shared by family members,and they were related to smoking
    and stress in men and the use of pain-releasing medicines in women,"the authors write in
    their report.
    The purpose of the research on twins by Raiha and colleagues was to examine
    A:the relationship between family members.
    B:the effect of pain-releasing medicines.
    C:the roles of genetic and environmental factors in the origin of ulcer.
    D:the symptoms of ulcer.
  • 共用题干
    第三篇
    Acceptance of Chronic Illness
    Holding on to hope may not make patients happier as they deal with chronic illnesses or diseases,
    according to a new study by University of Michigan Health System researchers.
    "Hope is an important part of happiness,"said Peter A.Ubel,M.D.director of the U-M Center for
    Behavioral and Decision Sciences in Medicine and one of the authors of the happily hopeless study,"but
    there's a dark side of hope.Sometimes,if hope makes people put off getting on with their life,it can get in the
    way of happiness."
    The results showed' that people do not adapt well to situations if they are believed to be short-term. Ubel and
    his co-authors一both from U-M and Carnegie Mellon University一studied patients who had new colostomies:their
    colons were removed and they had to have bowel movements in a pouch that lay outside their body.
    At the time they received their colostomy,some patients were told that the colostomy was reversible一that
    they would undergo a second operation to reconnect their bowels after several months.Others were told that the
    colostomy was permanent and that they would never have normal bowel function again. The second group一the one
    without hope一reported being happier over the next six months than those with reversible colostomies.
    "We think they were happier because they got on with their life. They realized the cards they were
    dealt,and recognized that they had no choice but to play with those cards,"said Ubel,who is also a
    professor in the Department of Internal Medicine.
    "The other group was waiting for their colostomy to be reversed," he added."They contrasted their current
    life with the life they hoped to lead,and didn't make the best of their current situation."
    "Hopeful messages may not be in the best interests of the patient and may interfere with the patient's
    emotional adaptation,"Ubel said."I don't think we should take hope away.But I think we have to be careful
    about building up people's hope so much that they put off living their life."
    What could be the message of the passage?
    A:Giving up hope means giving up happiness.
    B:Letting go of hope is at times a better choice.
    C:Hope is what makes people move on.
    D:Hope frequently gets in the way of happiness.
  • 共用题干
    Hurricane
    1 A hurricane(飓风)is a tropical storm with winds that have reached a constant speed of 74 miles per hour. Hurricane winds blow in a large spiral(螺旋)around a relative calm center know as the“eye”.The“eye” is generally 20 to 30 miles wide,and the storm may ex- tend outward 400 miles. As a hurricane nears land,it can bring heavy rains,high winds,and storms(风暴潮).The storm surges and heavy rains can lead to flooding.
    2 Hurricanes are given a different label,depending on where they occur. If they begin over the North Atlantic Ocean,the Caribbean Sea,the Gulf of Mexico,or the Northeast Pa-cific Ocean,they are called hurricanes.Similar storms that occur in the Northwest Pacific Ocean west of the International Date Line are called typhoon. Near Australia and in the India Ocean, they are referred to as tropical cyclones(龙卷风).
    3 When a hurricane hits land,it can do great damage through its fierce winds,heavy rains , inland(内陆的)flooding, and huge waves crashing onto the shore. During a hurri-cane,homes,businesses,and public buildings may be damaged or destroyed;road and bridges can be washed away. A powerful hurricane can kill more people and destroy more property than any other natural disaster. Fishermen are at special risk from hurricanes as they may be at sea when a hurricane arrives and not be able to get to a safe harbour if they do not receive adequate warning.
    4 If a hurricane is coming in your area,the most important thing is to stay calm and find shelter immediately. Go to your safe room. If you do not have one,stay indoors during the hurricane and go to a safer place near the center of your home. Cover yourself with a blanket and be sure to keep away from windows and glass doors,because if the glass breaks it's real-ly dangerous. Do not be fooled if there is a lull(暂停);it could be the eye of the storm-winds will pick up again.
    During a hurricane one should stay away from________.
    A: inland flooding
    B: natural disaster
    C: early warning
    D: windows and glass doors
    E: a constant speed
    F: different labels
  • 共用题干
    第三篇
    Judging from recent surveys,most experts in sleep behavior agree that it is virtually an epidemic of sleepiness in the nation."I can't think of a single study that hasn't found Americans getting less sleep than they ought to,"says Dr. David.Even people who think they are sleeping enough would probably be better off with more rest.
    The beginning of our sleep-deficit crisis can be traced to the invention of the light bulb a century ago.From diary entries and other personal accounts from the 18th and 19th centuries,sleep scientists have reached the conclusion that the average person used to sleep about 9.5 hours a night. "The best sleep habits once were forced on us,when we had nothing to do in the evening down on the farm,and it was dark." By the 1950s and 1960s,that sleep schedule had been reduced dramatically,to between 7.5 and 8 hours,and most people had to wake to an alarm clock."People cheat on their sleep,and they don't even realize they're doing it,"says Dr. David."They think they're okay because they can get by on 6.5 hours,when they really need 7.5,8 or even more to feel ideally vigorous."
    "Perhaps the most merciless robber of sleep,"researchers say,"is the complexity of the day." Whenever pressures from work,family,friends and community mount,many people consider sleep the least expensive item on his program."In our society,you're considered dynamic if you say you only need 5.5 hours' sleep.If you've got to get 8.5 hours,people think you lack drive and ambition."
    To determine the consequences of sleep deficit,researchers have put subjects through a set of psychological and performance tests requiring them,for instance,to add columns of numbers or recall a page read to them only minutes earlier."We've found that if you're in sleep deficit,performance suffers,"says Dr. David."Short-term memory is weakened,as are abilities to make decision and to concentrate."
    Many Americans believe that__________.
    A:sleep is the first thing that can be sacrificed when one is busy
    B:they need more sleep to cope with the complexities of everyday life
    C:to sleep is something one can do at any time of the day
    D:enough sleep promotes people's drive and ambition
  • She is a highly successful teacher.
    A:fairly
    B:rather
    C:very
    D:moderately
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