第三节：（共5小题，每小题1分，满分5分）
根据对话情景和内容，从对话后方框所给的选项中选出能填入每一空白处的最佳选项，并将答案的标号（A、B、C、D、E、F或G）写在第II卷指定的横线上。选项中有两个为多余选项。
(Mike is picking up the phone when Alice enters.)
Alice: Are you phoning Linda?
Mike: Yes. But how do you know?
Alice:   56 
Mike: What did they say?
Alice:  57 
Mike: What happened?
Alice:  58   She had to go and take his place for three days.
Mike: That's too bad.
Alice:  59 
Mike: You see, I had planned for us to have dinner with a friend tonight.
Alice:  60
Mike: Sure, why not?  
A．Isn't she your girlfriend?
B．They said she had left for London.
C．What's the problem?
D．Her office left a message for you.
E．Why not invite me, then?
F．They said they had phoned Linda.
G．The manager at their office had suddenly fallen ill.