男患者，65岁，乏力，骨痛半年，Hb 45×109/L，WBC 3.0×109(上标_爱下问搜题

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问题单项选择题

男患者，65岁，乏力，骨痛半年，Hb 45×10⁹/L，WBC 3.0×109(上标)/L，PLT 38×10⁹/L，X线示颅骨骨质疏松，尿本周蛋白1.5g/24h。

该病人最可能的诊断是

A．多发性骨髓瘤

B．浆细胞白血病

C．反应性浆细胞增多症

D．骨转移瘤

E．老年骨质疏松症

答案

参考答案：A

填空题

阅读短文，选择方框中词的正确形式填空。（每词用一次，有一个为多余）

both, careful, study, help, always, return, rule, school , cross, move, right,

John comes from England. Now he is 小题1: in a school in Beijing. When he comes to China, his friends tell him something about some traffic 小题2: in China.
People 小题3: on the left in England. But in China, people should move on the 小题4: . Before you cross a street, you must look 小题5: ways—look left, look right and look left again. 小题6: remember(记住) the traffic moves on the right in China, or you may get hurt. In the morning and the evening, when people go to work and 小题7: home, the streets are very busy (繁忙的). So you must be 小题8: at this time. When you want to 小题9: the road, you must wait(等) for the green “walk” sign. In China, you can always ask the police for 小题10: when you lose your way.
John thinks he must obey these rules to keep safe.

问答题

(1) 带何种电荷，的比荷为多少？

(2) 、相遇所需的时间；

(3)物体在斜面顶端受到瞬时冲量后所获

得的初速度的大小。