2. 外语
  3. Four【C1】______bad habits【C2】______smoking, drinking too much,【C3】______and poor diet — can【C4】______you by 12 years, sobering ne

Four【C1】______bad habits【C2】______smoking, drinking too much,【C3】______and poor diet — can【C4】______you by 12 years, sobering ne

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问题     Four【C1】______bad habits【C2】______smoking, drinking too much,【C3】______and poor diet — can【C4】______you by 12 years, sobering new research suggests.
    The findings are from a study that【C5】______nearly 5,000 British adults for 20 years, and they【C6】______yet another reason to【C7】______a healthier lifestyle.
    Overall, 314 people studied had all four unhealthy behaviors. Among them, 91 died during the study,【C8】______29 percent. Among the 387【C9】______people with none of the four habits, only 32 died, or about 8 percent.
    The risky behaviors were:【C10】______; downing【C11】______three alcoholic drinks per day for men and more than two【C12】______for women; getting less than two hours of【C13】______activity per week; and eating fruits and vegetables fewer than three times daily.
    These habits combined【C14】______increased the【C15】______of death and made people who【C16】______in them seem 12 years older than people in the healthiest group, said lead researcher Elisabeth Kvaavik of the University of Oslo. The study【C17】______in Monday’s Archives of Internal Medicine.
    "You don’t need to be【C18】______to be in the healthy【C19】______", Kvaavik said. "These behaviors【C20】______, so together it’s quite good. It should be possible for most people to manage to do it." The US government generally recommends at least 4 cups of fruits or vegetables daily for adults, depending on age and activity level; and about 2 1/2 hours of exercise weekly.
【C20】
选项 A、concluded
B、conclude
C、added up
D、add up
答案C
解析 语法题 add up“添加，组合”，并且此处需要用作谓语。
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