听力原文:W: Can I help you?
M: Thanks. How long will it take to London by airmail?
Q: Where are they talking?
(23)
A. In a post office.
B. In a cinema.
C. At home.
We stayed at Beijing ______.
A. about a mouth
B. about ten days
C. for a short time
The woman made a mistake because ______.
A. she was a teacher
B. she had two children
C. it was dark
听力原文:W: This school is lucky to have a teacher as good as Prof. Helen Johnson.
M: She is one in a million.
What does the man mean?
A. Teachers like Professor Janson are rare.
B. Professor Janson has won a million dollars.
C. Professor Janson is likely to be teaching at that school.
D. There are many teachers as good as Professor Janson.