问题
单项选择题
以下哪项不是急性和慢性再生障碍性贫血的区别条件（）
A.发病原因不同
B.发展快慢不同
C.起病急缓不同
D.骨髓检查特点不同
E.预后不同
答案
参考答案：A
解析：再生障碍性贫血是一组因化学、物理、生物因素及不明原因所致造血功能衰竭的综合征。临床上根据病程及表现将再障分为急性和慢性再障两型。
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以下哪项不是急性和慢性再生障碍性贫血的区别条件（）
A.发病原因不同
B.发展快慢不同
C.起病急缓不同
D.骨髓检查特点不同
E.预后不同
参考答案：A
解析：再生障碍性贫血是一组因化学、物理、生物因素及不明原因所致造血功能衰竭的综合征。临床上根据病程及表现将再障分为急性和慢性再障两型。
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| What is the best way to study? This is a very important question. Some Chinese students often 1 very hard 2 long hours. This is a 3 habit , but it is not a better way to study. A good student must 4 enough sleep, enough food and enough rest. Every 5 you 6 to take a walk or play basketball or ping-pong or sing a song, When you 7 to your studies, you'll find yourself 8 than before and you'll learn more. Perhaps we can 9 that learning English is like taking Chinese medicine, we mean that like Chinese medicine, the effects (效果) of your study _ 10 _ slowly but surely. Learn every day and effects will come just like Chinese medicine. | |||
| ( ) 1. A. play ( ) 2. A. at ( ) 3. A. best ( ) 4. A. have ( ) 5. A. month ( ) 6. A. want ( ) 7. A. begin ( ) 8. A. stronger ( ) 9. A. say ( ) 10. A. return | B. study B. in B. better B. do B. week B. hope B. return B. weaker B. guess B. come | C. sleep C. for C. good C. want C. hour C. need C. go C. strong C. talk C. give | D. think D. with D. bad D. make D. day D. wish D. are D. weak D. know D. get |
