税收计划的编制依据包括()
A.国民经济的发展变化
B.税收政策的变化
C.价格水平的变化
D.税收和税源资料
参考答案:A, B, C, D
---I’m wondering why the visitors chose to stay with the host family.
--______ real local life.
A.Experiencing
B.Experience
C.To experience
D.Having experienced
圆形成形刀的主切削刃与圆轮中心等高时,其后角大于零度。( )