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问题
单项选择题
代谢性酸中毒最突出的表现是
A．神志不清或昏迷
B．疲乏、眩晕、嗜睡
C．感觉迟钝或烦躁
D．呼吸深而快
E．心率加快，血压偏低
答案
参考答案：D
选择题
—What are you going to be when you grow up?
—I'm going to be a _____ because I like playing the violin.
A. musician
B. player
C. pilot
D. actor
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问答题 简答题
箍筋的尺寸如何测量？
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