肺鼠疫患者胸部X线表现与病情严重程度极不一致。
参考答案：错
水的硬度是指( )
A．非碳酸盐硬度B．溶于水中钙、镁等盐类的总量C．碳酸盐硬度D．水煮沸后不能去除的硬度E．水煮沸后形成的碳酸盐沉淀所去除的硬度
If $ 2500 were put into an account at the end of each of the next 10 years earning 15 percent annual interest, how much would be in the account at the end of ten years（）
A. $ 27461.
B. $ 50759.
C. $41965.
