听下面一段较长对话，回答以下小题。
【小题1】Why doesn’t the man want to eat anything for dinner sometimes?

A．Because he has no time.

B．Because he is too tired.

C．Because he wants to lose weight.

【小题2】What does the doctor think is the most important thing for the man to do?

A．Have a good rest.

B．Take enough exercise.

C．Have a well-balanced diet.