问题
单项选择题 A1/A2型题
水、电解质和酸碱平衡失衡同时存在时，首先应（）
A.调节Ca+不足
B.调节Me2+不足
C.调节K+不足
D.纠正酸中毒
E.调节容量不足
答案
参考答案：E
解析：当同时存在水、电解质和酸碱平衡失衡时，首先应调节容量不足。
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水、电解质和酸碱平衡失衡同时存在时，首先应（）
A.调节Ca+不足
B.调节Me2+不足
C.调节K+不足
D.纠正酸中毒
E.调节容量不足
参考答案：E
解析：当同时存在水、电解质和酸碱平衡失衡时，首先应调节容量不足。
He lost his arms in an accident that took his father’s life. Since then，he has had to depend on the __26__ of his younger brother.__27__ writing with his toes，he was completely unable to do anything in his life. But when the two brothers grew up，his younger brother __28__ to separate from him，living his own life，as many normal people do. So he was __29__ and didn’t know what to do. A __30__ disaster befell (降临) a girl，too. One night her mother，who __31__ from mental illness disappeared. So her father went out looking for her mother，__32__ her alone at home. She tried to prepare meals for her parents，__33__ to overturn the kerosene light (煤油灯) on the stove，__34__ in a fire which took her hands away. Though her elder sister showed her __35__ to take care of her，she was determined to be completely __36__.At school，she always studied hard. Once she wrote the following in her composition: “I am __37__.Though I lost my arms，I still have legs; I am lucky.__38__ my wings are broken，my heart can still fly.” One day，the boy and the girl were both invited to __39__ on a television interview program. The boy told the TV host about his uncertain __40__ at being left on his own.__41__，the girl was full of hope for her life. They both were __42__ to write something on a piece of paper with their toes. The boy wrote: My younger brother’s arms are my arms while the girl wrote: Broken wings，__43__ heart. It is true that __44__ can strike at any time. But if you decide to be strong，the hardship will __45__ to be a fortune on which new hopes will arise.
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