患者，男，22岁。面色苍白、乏力3个月。体格检查：皮肤可见散在性出血点，浅表淋巴结不大，胸骨无压痛，肝脾未触及。血象：RBC2.0×1012/L，Hb60g/L；WBC3.6×10g/L，中性粒细胞0.30，淋巴细胞0.70，血小板30×109/L，网织红细胞0.004。该患者最可能的诊断是（）。
A.急性淋巴细胞白血病
B.慢性淋巴细胞白血病
C.巨幼细胞贫血
D.再生障碍性贫血（普通型）
E.再生障碍性贫血（重型）
参考答案：D
解析：该患者全细胞减少，但中性粒细胞>0.5×109/L，血小板>20×109/L，所以最可能的诊断是再生障碍性贫血（普通型）。
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| My parents divorced(离婚)when I was 8 years old: Their 1 was a mistake(错误)of World War Ⅱ. And about 50 years ago, I was the only child I knew who didn’t have a father at home on Father’s Day. Divorce was very 2 back then. So when my friends were in town 3 for presents for their fathers, I decided since my mother was both Mother and Father, 4 . else was like her, who better deserved (值得)a present on Father’s Day than her? I bought her a little set of tools(工具), just a few things, hammer, pliers and screwdriver and a box to put all these things in. I got some 35 from my grandfather and named it Mother’s Tool Box. She was 6 , more at the thought of being cared for on Father’s Day than of the present.She always said she 7 her Father’s Day memories better than the Mother’s Day Ones. It made her feel 8 and she was. I have noticed(注意到)in the past few years, greeting cards are even made for“Mother on Father’s Day”. 9 , my mother has got cards on Father’s Day.By the way,she 10 just how to use those tools over the years. | |||
| ( )1. A. decision ( )2. A. unfriendly ( )3. A. choosing ( )4. A. somebody ( )5. A. ideas ( )6. A. surprised ( )7. A. remembered ( )8. A. special ( )9. A. From then on ( )10. A. wondered | B. agreement B. uncommon B. buying B. nothing B. themes B. excited B. got B. important B. After that B. thought | C. marriage C. uncomfortable C. shopping C. anyone C. service C. crazy C. liked C. helpful C. Since then C. decided | D. experience D. unlucky D. planning D. no one D. support D. grateful D. missed D. welcome D. Even then D. knew |