—Father's Day is coming.  I'm going back home.to see my father.      

—___________.           [ ]

A. Give my best wishes to him          

B. It's very kind of you          

C. Say goodbye to him, please          

D. See you soon

确定打桩顺序时应考虑（）。

A．桩的直径

B．桩的密度

C．基础设计标高

D．土质情况

E．地形条件