Questions 19 to 21 are based on the conversation you have just heard.

A. Some students at the back cannot hear the professor.
B. The professor has changed his reading assignment.
C. Some of the students are not on the professor’s list.
D. The professor has brought extra copies of his assignment.

A. Most students would like to work for a newspaper.
B. Most students find a job by reading advertisement.
C. Most students find it hard to get a job after they graduate.
D. Most students don’t want jobs advertisement in the newspapers.