[听力原文]
W：Why don’t you go to bed
M：I have to finish this homework first.

Why does the man stay up late（）

单项选择题Who is the woman（）

A．Linda’ s mother.
B．Linda’ s cousin.
C．Linda’ s aunt.
D．Linda’ s sister.

单项选择题Where is this conversation probably taking place（）

A．On a bus.
B．On a train.
C．On a plane.
D．In a car.