肝功能检查包括()

A.肝炎病毒标志物测定

B.电解质测定

C.血清总蛋白及白蛋白及球蛋白测定

D.血清转氨酶测定

E.血清胆红素测定

________ anything, give me a call and I'll be glad to help you.

A．Had you required

B．Should you require

C．Would you require

D．Could you require