听力原文：A lot of people don't like to give waiters extra money—a tip, but maybe those people don't understand about waitresses and waiters．
What does the speaker imply？
A. People like giving waiters extra money.
B. People should not give waiters tips.
C. Tips are extra money, we don't have to give.
D. People should understand waiters better.
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听力原文：Why is it always left up to me to pick up a room？
What does the speaker mean by saying so？
A. He feels puzzled.
B. He is complaining.
C. He is inquisitive.
D. He is unsatisfied.
听力原文：W: Jane was always unwilling to practice on the piano.
M: She should have practiced regularly to be a pianist.
What do we know about Jane？
A. She is a pianist now.
B. She is not a pianist now.
C. She is willing to practice.
D. She is practicing regularly.
W: OK. I'll wait here at the ladder.
What is the man doing now？
A. He is waiting at the ladder.
B. He is brushing the wall.
C. He is painting the wall.
D. He is passing his brushes and pots.
What can we infer about Hunt？
A. Hunt still keeps his smoking habit.
B. Hunt is now in hospital.
C. Hunt stops smoking now.
D. Hunt's got hospitalized.
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