另外,G项中的 this goal指的便是空格前一句中的 most teens needabout 9-plus hours to have the best or mostsuitable sleep at night,故选择G项。2.D此空为段落首句,起到了总领句的作用,且下文中多次出现“改变”,因此选择D项。3.C此空是对前一句的进一步解释说明,前句提到很多青少年利用咖啡因、...
【解析】 GDCEA 1.G .细节理解题.根据"Based on current dat a , most teens need about 9-plus hours to hav e the best or most suitable sleep night .根据 目前的数据,大多数青少年需要9个多小时才能拥 有最好或最合适的睡眠时间"可知此处应填"然而, 这表明大多数青少年达不到这一目标,很多都是相...
D.The factors regulating sleep-wake appear to change significantly during adolescence. E.Some teenagers struggle to wake up in the morning, often resulting in being late for school. F.Teens may need things that can wake them up because they'll fall asleep if they don't have them.G. ...
But, actually, there’s little wonder that teenagers need SO much rest. After all, during adolescence, the entire body, including the brain, is still undergoing major developmental changes. As this Mumsnetter says: “I let my DD sleep until she wakes (and just enjoy the peace and quiet ...
The sleep-wake bio-regulatory factors appear to change significantly during adolescence.E. Some teenagers struggle to wake up in the morning, often resulting in late or missed school.F. Teens may be driven to things that can wake them up because they'll fall asleep if they do not.G. ...
【解析】答案:41.C 细节理解题.根据第一段 第一行句子How much sleep do we need? We ar e all different.我们需要多少睡眠?我们都是不 同的,可知人们的睡眠时间是不同的.故选C. 42.C 细节理解题.根据第一段第二行句子Afte r the age of fifty , the average sleep time goe s down to 6.5h...
How much sleep do we need?We are all different.A baby needs 16 hours of sleep every day.Children 6 to 12 years old need an average(平均) of 10 to 12 hours of sleep.Teenagers need 9 to 10 hours of sleep.An adult needs an average of 7 to 8 hours a night.There are some people ...
4How much sleep does a person need? We are all different. Some people need only three hours of sleep a day 1 others need ten hours or more. The 2 (suggest) amount of sleep is 8 hours for people aged 18 to 21 and7 hours for people over 21. As people get old, they need less ...
D. The sleep-wake bio-regulatory factors appear to change significantly during adolescence E. Some teenagers struggle to wake up in the morning, often resulting in late or missed school F. Teens may be driven to things that can wake them up because they'll fall asleep if they do not ...
Parents worry about whether their teenagers are getting enough sleep. Research studies suggest that teenagers are suffering an "epidemic of sleep deprivation" globally —one that will have long-term health impacts.