单项选择题

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

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热门试题

单项选择题

The main idea of this passage is that _________.

A．students today can not grow faster than science
B．students today should know they are servants of knowledge
C．a student today knows he can become familiar with only a small comer of knowledge
D．a student today is facing a new situation

单项选择题

Now the situation becomes slightly more difficult for the new university students because _________.

A．the sum of knowledge is getting larger and larger
B．they want to get ahead of the old ones
C．they want to master more knowledge than their teachers
D．what their masters explain is too difficult for them