听材料，回答问题。
（1）What does the man want to do？
A.He wants to remind Mr.Brown about their appointment.
B.He wants to tell Mr.Brown that he will wait for him.
C.He wants to invite Mr.Brown to a meeting.
（2）Where is Mr.Brown now？
A.He's in the office.
B.He's in the meeting room.
C.He's out.
（3）Where and when will the man wait for Mr.Brown？
A.At 9：25 in No.22 Middle School.
B.At 9：25 in Mr.Brown's office.
C.At 2：30 in Mr.Brown's office.