单项选择题
[听力原文] W: Would you like to see a menu M: No, thank you. I already know what I want to order.
A.Patient—Doctor. B.Waitress—Customer. C.Wife—Husband. D.Secretary—Customer.
A、 If we have B、 If we should have had C、 If we had D、 Had we had
A、 is one B、 are they C、 is he D、 isn't he