20. 听下面一段独白,回答以下小题。
(1) Who would like to make small talk according to the speaker?
A . Relatives.
B . Strangers.
C . Visitors.
(2) Why do people have small talk?
A . To express opinions.
B . To avoid arguments.
C . To show friendliness.
(3) Which of the following is a frequent topic in small talk?
A . Politics.
B . Movies.
C . Salaries.
(4) What does the speaker recommend at the end of his lecture?
A . Asking open-ended questions.
B . Feeling free to change topics.
C . Making small talk interesting.