单选题 It doesn't matter when or how long a person sleeps, but everyone needs some rest to stay alive. That's what all doctors' thought, until they heard about Jercy Page. Jercy Page, it was said, never slept. Could this be true? The doctors decided to see this strange man by themselves.
Jercy Page was ninety years old when the doctors came to his home in New Jersey. They thought for sure that he got some sleep of some kind. So they stayed with him and watched every movement he made. But they were surprised. Though they watched him hour after hour and day after day, they never saw Jercy Page sleeping. Actually, he did not even own a bed. He never needed one.
The only rest that Jercy Page got was sitting in a comfortable chair and reading newspapers. The doctors were puzzled by this strange continuous sleeplessness. They asked him many questions, hoping to find an answer. They found only one answer that might explain his condition. Page remembered some talk about his mother having been injured several days before he was born. But that was alt. Was this the real reason? No one could be sure.

单选题 The main idea of this passage is that______.
A. large numbers of people do not need sleep
B. a person was found who actually didn't need any sleep
C. everyone needs some sleep to stay alive
D. people can live longer by trying not to sleep

单选题 The doctors came to visit Jercy Page, expecting______.
A. to cure him of his sleeplessness
B. to find that his sleeplessness was not really true
C. to find out why some old people didn't need any sleep
D. to find a way to free people from the need of sleep

单选题 After watching him closely, the doctors came to believe that Jercy Page______.
A. needed some kind of sleep B. was too old to need any sleep
C. needed no sleep at all D. often slept in chair

单选题 One reason that might explain Page's sleeplessness was______.
A. his mother's injury before he was born
B. that he had gradually got rid of the sleeping habit
C. his magnificent physical condition
D. that he hadn't got a bed