On average(平均) ,the penguins sleep 4 seconds at a time. But in one day, they sleep for more than 11 hours. So they get enough rest.Chinstrap penguins sleep like this because they need to protect their eggs and babies. If they sleep for too long, the babies may get hurt by ...
解析 【答案】B【核心短语/词汇】sleep:睡觉【翻译】他们一天睡了十个小时。【解析】题中ten hours a day的意思是一天十个小时,表示一段时间,A项‘in’+一段时间表示多久之后,B项‘for’+一段时间表示动作的持续,C项‘at’后应跟时间点,因此应用B项for来搭配。
1.Most of us sleep less than eight hours every night. 我们大部分人每晚睡眠不足8个小时。 2.We need to have at least eight hours sleep a night. 我们每天晚上需要至少八个小时的睡眠。 往期精彩回顾:请点击链接查看 2...
Sleepdurationrecommendations for toddlers (age 1 to 2) range from 11 to 14 hours and for preschoolers (age 3 to 5) from 10 to 13 hours, which includes time spent napping. Only a small percentage of 4- to 5-year-old children nap; for most, sleep is consolidated into a single nighttime...
3、If you often burn the midnight oil, you'll burn yourself out.如果你经常熬夜，会把身体搞垮的。4、College students often pull an all-nighter at the end of a semester.一到学期末，学生们就经常通宵学习。早睡早起 熟知的“早睡早起”的表达方式有“keep early hours”和“go to bed early and ...
forC. at 2 They sleep ___ ten hours a day.A. in B. for C. at 3)5. They sleepten hours a day. A.inB.forC. at 4)3. They sleepten hours a day. A. inB. forC.at 5( )3. They sleepten hours a day. A. inB. forC. at 反馈 收藏...
根据文章 Always keep a good habit 部分的内容 “Try to get up half an hour earlier at first.” 可知,早起对我们有好处。 2. 根据文章第一段的内容 “As a student, we need to sleep for at least (至少) eight hours a night” 可知,充足的睡眠对学生很重要。 3. 根据文章 Always keep a ...
“a phenomenon”指的是“报复性入睡拖延症”这一概念,“people who don’t have much control over their daytime life refuse to sleep early in order to regain some sense of freedom during late night hours”是对前面 a...
It may take a few weeks or even months before an exercise routine creates a substantial impact on the quality and quantity of your sleep. It’s safe to say that if you have trouble sleeping, you may want to get your workout in earlier in the day, or at least 3 hours before bedtime...
For example, sleep duration has declined from some eight hours in the 1950s to seven in recent years. 比如:近年来人们的睡眠时长已经从20世纪50年代的八小时缩短到七小时。 At the same time, high blood pressure has become an increasing problem. 同时,高血压的发病率在不断升高。 Blood pressure ...