“我要是谈了我朋友的隐私，他准会大发脾气。我朋友没有大发脾气。”由此可以推出的结论是（）。
【单选题】
慢性肾功能衰竭酸中毒患者静脉滴注碳酸氢钠后手足搐搦，常由什么原因引起（ ）
A.
高血钠而脑水肿
B.
低钾血症
C.
血中游离钙降低
D.
血中结合钙降低
E.
血钙总量降低
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【单选题】
When teaching_______, teachers should not only focus on words or grammar but also foster the ability to understand the relationship between sound, grammar and lexis, as well as a capacity to infer and determine relationships between sentences.
listening
speaking
reading
writing
