已知终值，要求计算年金时应该利用（）系数。
A.复利终值
B.复利现值
C.年金终值
D.年金现值
参考答案：C
—Linda didn't invite us to the party.
—________? I don't care.[ ]
A. For what
B. So what
C. What's on
D. What's up
侵蚀性葡萄胎最早发生转移的部位是（）
A.肾
B.肺
C.肝
D.脑
E. * *
