单项选择题

In the second paragraph, the third means______.

A．the third week
B．the third shift
C．a third of the time
D．the third routine
<上一题 目录 下一题>
热门 试题

单项选择题
According to the passage, the main problem about night work is that______.
A．people hate the inconvenience of working on night shifts
B．your life is disturbed by changing from day to night routines and back
C．not all industries work at the same hours
D．it is difficult to find a corps of good night workers
单项选择题
The question raised in Para. 1 is no mere academic one because______.
A．Bonjer's findings are different from Brown's.
B．sleep normally coincides with the hours of darkness.
C．some people can change their sleeping habits easily.
D．shift work in industry requires people to change the sleeping habits.
相关试题