听一段材料，回答下面几个小题。
How many years is it since the couple got married?
A.Seven years.
B.Eight years.
C.A few years.
What did the man tell his friend?
A.The secret of his doing research work.
B.The secret of his happy married life.
C.The secret about how he keeps healthy.
How about the man’s wife according to the man’s words?
A.She is lazy.
B.She is able.
C.She is clever.
What can we infer from this passage?
A.The man decides nothing at home.
B.The man is an important official.
C.The man does more housework.