正确答案: C
NaHCO3/H2CO3
题目:血浆pH值主要决定于下列哪一种缓冲对?
解析:答案:C
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举一反三的答案和解析:
[单选题]法律事件与法律行为的划分标准是()。
是否与当事人的意志有关
[单选题]She felt suitably humble just as she _______ when he had first taken a good look at her city self, hair waved and golden, nails red and pointed.
had
解析:选[A]。本题重点考查动词的时态。句子的主句用的是一般过去时(felt),由when状语从句的时态(过去完成时)可以判断出as后面的从句的时态也应该用过去完成时,即had felt。为避免重复,felt可以省略。
[多选题]治疗君相火旺,心肾不交所致的遗精,可用
天王补心丹
三才封髓丹
解析:AB
[单选题]大叶性肺炎发生肺肉质变是因为
吞噬细胞数量少或功能障碍
解析:46.答案:D
[考点] 大叶性肺炎
[分析] 大叶性肺炎发生肺肉质变是因为吞噬细胞数量少或功能障碍。
[单选题]We learn from the last paragraph that in the near future
the existing data of human height will still be applicable.