Questions 22 to 25 are based on the conversation you have just heard.

A．A happy marriage must be based on the completely same likes and dislikes.
B．It can only be successful when the couple share the same attitudes and values.
C．The only difference between marriage and friendship is that the former is voluntary.
D．The most successful are between people who are alike but not exactly the same.

A．A complete list of difficult words.
B．Contained sentences as examples.
C．A 20-volume work.
D．Showing word histories.