问题
单项选择题 A1/A2型题
Ret减少常见的疾病是（）
A.脾切除
B.骨髓造血功能良好
C.骨髓纤维化
D.血栓性疾病
E.再生障碍性贫血
答案
参考答案：E
解析：网织红细胞（Ret）减少见于再生障碍性贫血、溶血性贫血再障危象。典型再生障碍性贫血诊断标准之一是Ret计算常低于0.005，绝对值低于5×109/L。
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Ret减少常见的疾病是（）
A.脾切除
B.骨髓造血功能良好
C.骨髓纤维化
D.血栓性疾病
E.再生障碍性贫血
参考答案：E
解析：网织红细胞（Ret）减少见于再生障碍性贫血、溶血性贫血再障危象。典型再生障碍性贫血诊断标准之一是Ret计算常低于0.005，绝对值低于5×109/L。
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五位中国学生想去世界名校学习，请仔细阅读第1－5题中的学生个人信息和他们的态度，然后从A至F六个选项中，帮助他们选择最合适的大学(其中一项为多余选项)。
( )2. Chen Jun hopes to major in Engineering. He wants to get a part-time job during his study. ( )3. Xia Jie dreams to be a businessman. Hong Kong is his favorite city. ( )4. Han Yi would like to study at a university in the USA. He is interested in Engineering. ( )5. Sun Hao wants to learn Arts. She thinks joining an art club can be helpful. |