单项选择题


Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now listen to the passage.
The speaker tells the students that they are not likely to succeed if they

A.are too selfish.
B.do everything as others do.
C.are not greedy enough.
D.don’t get a right degree.