---- Waiter! My wife takes great interest in most of the food on the menu.

---- Thanks. _________.

---- Salad, fried fish, fried chicken and orange juice, please.

A．What can I do for you?

B．At your service

C．Shall I take your order?

D．Oh, what?

该工程合同条款中除合同价形式的约定外，有哪些条款存在不妥之处指出来，并说明理由。