21. (On the phone)
Jack: May I speak to Mary, please?Mary: ________________________ (A) Just a minute. (B) She is a nurse. (C) Not at all. (D) He is very nice.
25. Doctor: What seems to be the problem?
Mr. Lee: ________________________ (A) I have a bad headache. (B) My house is leaking. (C) There’s no problem between us. (D) I’ll take care of you.