获取客户满意度的关键活动是确定：（）
A.业务使用
B.需求
C.产品详细说明
D.变更控制
参考答案：B
Changling, the largest of the Ming Tombs, is at the heart of Shisanling, with the other tombs _____ on either side of it.
A．placing
B．to place
C．placed
D．being placed
小儿肺炎处理原则
