单项选择题


Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions.
Now, listen to the passage.
Which of the following statements is NOT true according to the passage

A.Waiters and waitresses usually get low wages.
B.A $ 3. O0 tip is usually expected for a meal of $ 20.00.
C.Waiters and waitresses often get best tips from customers they work most for.
D.Good tipping can help customers get quick service.