Teacher: The weather here is too bad.The winter is too cold,
and the summer is too hot. Fortunately I have an air condition
in my room. Oh, do you have air condition in your dorm?
Students: (laughing)No way.
Teacher: At least you can use a fan, cann't you?
Students: (upset)No way! The eletricity is cut off at 11 o'clock.
Teacher: (puzzled) No air condition, no fan, six people in such
a small room, and the weather is so hot, how can you sleep?
Students: We don't sleep.
Teacher: (surprised) OH, if you don't sleep, how can you study?
Students: We don't study, either.
Teacher: ...