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【单选题】
某女性患者,62岁,肺心病20曾反复住院,经治疗,病情稳定后查血气分析:ph7.30 Paco2 58、HCO3 25该患者发生了何种酸碱代谢失衡?A.
代谢性酸中毒。
B.
代谢性碱中毒。
C.
呼吸性酸中毒。
D.
呼吸性碱中毒。
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【单选题】Many people say they love birds, but some plant trees _________ some make cages.
A.
until
B.
though
C.
unless
D.
while
【单选题】Which of the following is NOT an excuse some people make for denying their responsibility?
A.
They went with the stream.
B.
They were misled by others.
C.
They were forced to do it.
D.
Other people should bear the blame.
【简答题】What do you eat every day? Some people think about it. And some people will not make plans for their meals. Many people like to have fast food near their offices. This kind of food can make them fat a...
【简答题】在轴的初步计算中,轴的直径是按 进行初步确定的。
【单选题】Some people make arrengements at ______ or campgrounds at Yosemite.
A.
hotels
B.
restaurants
C.
parking lots
D.
apartments near the park
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