According to the passage, the author believes that ______.
A. people used to question the value of college education
B. people used to have full confidence in higher education
C. all high school graduates went to college
D. very few high school graduates chose to go to college
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风燥伤肺咳嗽的临床主要特征是( )
A. 咳嗽声重，咯痰稀薄色白
B. 咳嗽痰多，咳声重浊，痰白黏腻或稠厚或稀薄
C. 干咳，连声作呛，无痰或有少量黏痰，不易咯出
D. 咳嗽气粗，或喉中有痰声，痰多质黏腻或黄稠，咯吐不爽
E. 以上均不是
I didn't actually see them ______ the safe, but I heard them ______ about that.
A. open, talk
B. to open, talk
C. open, talking
D. to open, talking
眩晕之肾精不足证的临床表现特征是( )
A. 眩晕耳鸣，头目胀痛，恼怒加剧
B. 眩晕日久不愈，耳鸣如蝉，腰膝酸软，健忘
C. 眩晕动则加剧，劳累即发，面色胱白
D. 眩晕，头重昏蒙，视物旋转
E. 以上均不是
下列除哪项外，均是消渴的主要病因( )
A. 禀赋不足
B. 饮食失节
C. 情志失调
D. 痰湿阻滞
E. 劳欲过度
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