百度试题 结果1 题目 )5. How much sleep is enough for children? A. Six hours. B. Ten hours. C. Twenty hours. D. Eight hours 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
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...
In general, the average healthy adult needs 7 to 9 hours of sleep per night.2Experiments have demonstrated that the average amount of sleep needed to avoid detrimental effects on daytime function is about 8 hours and 10 minutes. It is recommended that adults beyond age 65 may need less sleep...
aHow much sleep do we need?We are all different.Some people need only three hours of sleep a night.Others need ten hours of sleep a night.Most Americans sleep an average of seven to eight hours a night.After the age of fifty the average sleep time goes down to 6.5 hours a night 我...
After the age of 50, the average sleep time goes down to 6.5 hours a day. We need less sleep as we get older. About one in three Americans has a problem with sleep. Many of these people cannot fall asleep. The name for this problem is insomnia . Some people say, “I didn’t ...
【题目】How much sleep is enough?To stay in good health, some expert in the US say, adults should get seven to eight hours of sleep. Teenager need nine to ten hours. And pre-school children need more than 10 hours of sleep a night Experts say the quality() of our sleep becomes ...
Howmuchsleepisenough?Tostayingoodhealth,someexpertintheUSsay,adultsshouldgetseventoeighthoursofsleep.Teenagerneedninetotenhours.Andpre-schoolchildrenneedmorethan10hoursofsleepanight.Expertssaythequality(质量)ofoursleepbecomespooraswegrowolder.Thishappensbecausethebrainunitthatcontrolssleepbeginstoweakenslowlyaswea...
根据Teenagers need 9 to 10 hours of sleep.青少年需要9到10个小时的睡眠。可知,如果你13岁,你至少需要9个小时的睡眠。故选C。(2)A.词义猜测题。根据画线词所在句Many of these people can't fall asleep.The name of this problem is insomnia.很多人无法入睡。这个问题的名字叫.....
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]...
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. science health sleep human bodyAbout...