Most of us need about eight or so hours of sleep a night to perform optimally during the day. But scientists have found a mother and daughter who naturally snooze just six nightly hours, waking up bright-eyed and bushy tailed. Sleep logs revealed the 44-year-old woman and her 69-year-...
Learn and share the most exciting discoveries, innovations and ideas shaping our world today.
分析“Many of these people cannot fall sleep. This problem is called insomnia.”可知,很多人无法入睡,这个问题叫做失眠。所以insomnia的意思是“无法入睡,失眠”,故选D。 (4)题详解: 推理判断题。根据“Some of these people had special ideas to make them sleep.”和“Mark Twain, the famous American...
“Dreams(梦) may be more important than sleep . Some people don't need much sleep. But we all need to dream,” scientists say. Dreams take up about one quarter of our sleeping time . People have several dreams each night . Dreams are like short films. They are usually in colour. Som...
Some people are genetically built to require less sleep than the rest of us.Albert Joseph Moore / Public Domain Everyone has heard that it’s vital to get seven to nine hours of sleep a night, a recommendation repeated so often it has become gospel. Get anything less, and you are more ...
Short sleepers cruise by on four to six hours a night and don’t seem to suffer ill effects. Turns out they’re genetically built to require less sleep than the rest of us
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 ...
(1)题详解: B细节理解 根据文中Dreams ( 梦)may be more important than sleep 可知,做梦比睡觉更重要。故选B。 (2)题详解: C细节理解 根据文中Dreams are like short films .They are usually in color可知,做梦是有色彩的。故选C。 (3)题详解: C细节理解 根据文中They come to us over and over...
根据第一段“Dreams may be more important than sleep. Some people don’t need much sleep. But people all need to dream, scientists say. (梦可能比睡眠更重要。有些人不需要太多的睡眠。但科学家说,人都需要做梦。)”以及全文可知,强调人们都需要做梦。故选A。 (5)题详解: 主旨大意题。通读全文...
小题2:通过After the age of fifty the average sleep time goes down to 6.5 hours a night.“五十岁以后的平均睡眠时间降到每晚6.5小时。”一句可知，随着年龄的增长，睡眠的时间在变少。所以本题选B。小题3:通过前一句Many of these people can not fall sleep“这些中的许多人不能入睡”...