磷慢性中毒的骨骼改变多见于（）。
A.老年
B.中年妇女
C.中年男子
D.儿童
E.婴儿
参考答案：D
—I hear that you will be on travel again.
—Yeah. My boss arranged ________ me to discuss business details with someone from another company.
初次评估的目的是什么？
