Passage Two
Questions 29 to 32 are based on the passage you have just heard.

A．It works much busily during sleep.
B．It rests during sleep just like the body.
C．It keeps us subconscious during sleep.
D．It needs to stop working for hours every day.

A．He’s been too busy to clean his room.
B．Cleaning is the last thing he wants to do.
C．He hasn’t cleaned his room since Linda visited him.
D．Linda is the only person who ever comes to see him.