单选题 Questions 14--16 are based on the following dialogue.
单选题 What is the woman doing when the man interrupts her?
【正确答案】 B
【答案解析】
单选题 Why is the woman so excited?
【正确答案】 A
【答案解析】
单选题 Why does the woman feel grateful to Professer Mercheno?
【正确答案】 A
【答案解析】