更多"Why does a lack of sleep cause peop"的相关试题:
[简答题]Why does co-reference between pronouns often cause our hesitation in the course of speaking and writing
[单项选择]Sleeping
People who sleep for more than eight hours a night do not live as long as those who sleep for six hours，according to the biggest study yet into sleep patterns and mortality(死亡率)．
Scientists have no explanation for the findings and do not know if they mean people who like a lie．in(睡懒觉)Can extend their lives by sleeping less． ．
Although it is a common belief that sleeping for at least eight hours a night is vital for health and well—being．the six．year study involving more than 1．1 million Americans older than 30 found that those who slept for 1ess than eight hours were far from doing themselves any long—term harm。
“Individuals who now average 6．5 hours of sleep a night Can be reassured that this is a safe amount of sleep．From a health standpoint。there is no reason to sleep longer,” said Daniel Kripke ，a professor of psychiatry(精神病学)at the University of California，San Diego．
Dr．Kripke said．“We don’t know if long sleep periods lead to death．Additional stu
A. Right
B. Wrong
C. Not mentioned
[单项选择]Sleeping
People who sleep for more than eight hours a night do not live as long as those who sleep for six hours, according to the biggest study yet into sleep patterns and mortality(死亡率).
Scientists have no explanation for the findings and do not know if they mean people who like a lie. in(睡懒觉)Can extend their lives by sleeping less. 16v More than 1.1 million Americans participated in the six-year study.
A. Right
B. Wrong
C. Not mentioned
[简答题]People now sleep about 20% less than they did a century ago. One 2010 poll of 1000 Americans found 36% are drowsy or fall asleep when they are driving, and 29% become very sleepy at work.
[单项选择]Why does Lucy look tired
A. She has eaten too much.
B. She is too tired.
C. She is ill.
