Mary: Excuse me for being late, Peter. I was held up by the traffic. Peter: __________, Mary. Come in and take a seat.

单项选择题Jiang: Hello, can I speak to the head of the householdChen: __________Jiang: This is Jiang Ping with Children’s Publishing Company. May I have your name, sirChen: My name is Chen.

单项选择题Mrs. Fox: __________ what you have done to my son, doctor.Doctor: That’s all right, Mrs. Fox. That’s my job. I’m very glad he recovered so soon.Mrs. Fox: I know he has brought great trouble to you. A million thanks.