Howmuchsleepisenough?Tostayingoodhealth,someexpertintheUSsay,adultsshouldgetseventoeighthoursofsleep.Teenagerneedninetotenhours.Andpre-schoolchildrenneedmorethan10hoursofsleepanight.Expertssaythequality(质量)ofoursleepbecomespooraswegrowolder.Thishappensbecausethebrainunitthatcontrolssleepbeginstoweakenslowlyaswea...
根据文章中的第二段的第一句和第二句:To stay in good health, some experts in the US say, "Adults should get seven to eight hours of sleep." Teenagers need nine to ten hours. 为了保持健康,美国的一些专家说, "成年人应该有7到8个小时的睡眠。" 青少年需要9到10个小时。可知青少年通常比成年人...
aso,how much sleep should you get?Scientists suggest 10 to 11 hours a night for kids aged 5 to 12.For older kids, eight to nine hours will do. 如此,您应该得到多少睡眠?科学家建议10个到11个小时每夜为孩子年岁5对12.For更老的孩子,八个到九个小时将做。[translate]...
How much sleep do we need? People are all different. Some people need only three or four hours of sleep a night. Others need ten hours of sleep a night. Most Americans sleep seven to eight hours a night. Some people find it is hard to fall asleep. About one in three Americans have...
This normal distribution of sleep needs in a population is a bell-shaped curve. Just like height, weight, intelligence, and other factors: there are people at the extremes and you may not fit the "average." Some individuals may only need 6 hours of sleep to wake feeling completely rested ...
D ,根中"Signs that show you may not be getting enough sleep: You're always hungry or you've got unwanted weight. ... You have trouble remembering things You are having trouble seeing” 象你能不睡 :You often get hungry.经常感到 饿: Your eyesight is falling.视力下降了: You have poorer...
A. How much sleep you need depends a lot on your age.B. Other experts say part of the problem is chemical.C. Getting less sleep has become a bad habit for most American kids.D. what homework waiting for kids might always affects them sleep well every night.E. Raising the minimum sl...
(2)根据Most Americans sleep seven to eight hours a night.描述,可知本句表述错误。(3)根据Many of these people can not fall asleep. The name of this problem is insomnia(失眠症).不能入睡并不是永远不能入睡。可知本句表述错误。(4)根据About one in three(三分之一) Americans have a problem ...
You know you need to get enough sleep, but the question remains: How much is enough? Sleep scientist Matt Walker tells us the recommended amount for adults and explains why it's necessary for your long-term health.
In Singapore’s ever-busy and fast-paced urban landscape, sleep often feels like a luxury rather than a necessity. While much of the city’s energy is fueled by…