问题
单项选择题
下列不是大量快速输血引起出血倾向的原因的是（）
A.体内凝血因子被稀释
B.凝血因子V、Ⅷ、Ⅸ的耗损
C.血小板减少
D.钙离子减少
E.酸碱平衡失调
答案
参考答案：E
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下列不是大量快速输血引起出血倾向的原因的是（）
A.体内凝血因子被稀释
B.凝血因子V、Ⅷ、Ⅸ的耗损
C.血小板减少
D.钙离子减少
E.酸碱平衡失调
参考答案：E
Helen Keller was a very bright, beautiful girl. the age of six months she could already say a few words. But unluckily, before she was two years old, she was badly . After that, she could not see or hear, and soon she could not even . Since then Helen had to fight（斗争） for what she wanted. When she was six, her parents invited a teacher for her. the help of the teacher, she began to see and hear the world around her .Through her . She learned to the books for the blind. The teacher took Helen for long walks, and her about all the beautiful sights. Helen touched flowers, climbed the trees and smelled a rain storm(暴风雨) before it came. She also learned how to swim and ride a horse. After she , she became a famous writer in America .Her first and most famous book is The Story of My Life. Her story has brought new to many blind and deaf people. It has given light to those in darkness and encouraged to live and work.
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