代谢性酸中毒最主要的症状是()。
A.呼吸浅而慢,呼吸有酮味
B.呼吸深而快,呼吸有烂苹果味
C.疲乏、眩晕、感觉迟钝
D.双颊、唇及舌潮红
E.心率加快,血压偏低
参考答案:B
最能反映疾病阶段性本质的是()。
A.证候
B.体征
C.症状
D.病
E.状态
Yesterday morning ,Jim hurried to the station .He was very angry __ the train had just left.[ ]
A. and
B. so
C. because
D. so that