Andy: My schedule (安排表) this afternoon is an absolute mess. Between 3: 30 and 4:00 I' m supposed to be in four different places. There is no way.Frank: I've done that before.______

A．I would like you to meet my friend, Alex.
B．How are you
C．It is a nice day, isn' t it
D．It is Alex.

A．Why are you so careless about yourself
B．This kind of thing happens to everyone.
C．You should take good care of yourself.
D．Oh, that's too bad. Why don't you take some aspirin