Part 4
Sally and Ben happened to meet at the bus stop one Sunday morning.
W:Ben， you look tired. What's the matter?
M ： I stayed up late last night. I only slept for about 6 hours.
W:What? Why did you go to bed so late?
M ： An old friend came over and we had a talk until late last night.
W ： Then why didn't you stay in bed a little longer this morning?
Mil couldn't, Sally. I have to meet my
study group at the
school gate. W:What for?
M: We'll have a math test tomorrow.
W: A math test. I'v
