--Hello, may I have an appointment with the dentist?--Certainly.()_
A.May I know your name? B.What’s your job? C.Who is it? D.Who’s speaking?正确答案A
--Hello, may I have an appointment with the dentist?--Certainly.()_
A.May I know your name? B.What’s your job? C.Who is it? D.Who’s speaking?正确答案A
