1．What is the relationship between the man and the woman?
A．Waiter and guest． B．Customer and salesgirl． C．Husband and wife．
2．Where does this conversation probably take place?
A．In the Shanghai Museum．
B．In the taxi．
C．In the store．
3．Why should they change the date of the meeting?
A．Because they are not the experts on this topic．
B．Because the woman and the man can't attend the meeting．
C．Because many experts can't come at that time．
