抢救糖尿病酮症酸中毒应用碳酸氢钠的指征是
A.出现低钾血症
B.常规应用
C.二氧化碳结合力<5.9mmol/L或血pH<7.1
D.出现严重心律失常
E.合并严重感染
第2题
—Susan is absent from today’s writing class.
-- ? As far as I know, she has never missed a class.
A. How come
B So what
C Why
D What for
第3题
第4题
第5题
第7题
The author's main purpose in writing the passage is to______.
A.compare today's social environment with that of the 1970s
B.express her worries about both safety and security in her area
C.describe her hesitation as to how much freedom she should give her son
D.show her concern over the increasing crime rate in her neighborhood
第8题
The author's purpose of writing this article is ______.
A.to give a definition on modem technology
B.to give evidence to the statement that today's personal technologies are marvels of individual choice
C.to prove the rebuke of Karl Marx
D.to illustrate how modem technologies of different times affect people's life
第9题
What is the author's main purpose in writing this passage?
A.To show her concern over the increasing crime rate in her neighborhood.
B.To compare today's social environment with that of the 1970s.
C.To describe her hesitation as to how much freedom she should give her son.
D.To express her worried about both safety and security in her area.
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