单项选择题

The role of the body clock is to

A．enable us to sleep 6 hours a day.
B．help us adapt to a 24-hour cycle.
C．regulate the body's functions.
D．interfere with the body's functions.
<上一题 目录 下一题>
热门 试题

单项选择题
The phrase coming back out of the cave in the fifth paragraph means
A．"coming back home".
B．"giving up the present job".
C．"living a luxurious life".
D．"restoring real human contact".
单项选择题
Compared with the clear words of her boyfriend on screen, his accent is
A．obscure.
B．distinct.
C．unreal.
D．misleading.
相关试题