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【单选题】
正常人精神紧张引起A.
收缩压无明显变化，舒张压升高
B.
收缩压升高，舒张压无明显变化
C.
收缩压降低，舒张压升高
D.
收缩压舒张压均升高
E.
收缩压舒张均无变化
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【判断题】(Four Choices for Young People) To deal with such problems, the young should draw on the experiences of the old rather than reject them altogether. ()
A.
正确
B.
错误
【简答题】Young people should be______(respect)of their elders.
【简答题】表达式“3.5+1/2+56%10”的计算结果是_____。
【单选题】Which of the following statements is NOT true, according to the passage?
A.
Teens should take more calcium till they grow up to 30.
B.
Less participation in sports presupposes less intake of calory.
C.
Women should take less and less vitamin D when growing old.
D.
Women should take more and more vitamin D when growing old.
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