Babies sleep l6 to l8 hours in every 24 hours, and they sleep less ________ they grow older.
A．while B．as C．when D．after
科目：高中英语 来源： 题型：阅读理解
Sleep is something we all do. But some people need to sleep more than others. Babies sleep most of the time. Children in school sleep about ten to twelve hours a night. Most grown-ups sleep only seven or eight hours.
All parts of our bodies have to rest after they work. Our arms need a rest after we lift heavy things. When we run fast, our legs work hard. They get tired. We have to rest them. Our brains work hard, too. 72 We can sit quite still and rest our arms and legs. But our brains aren’t resting. They go right on thinking as long as we are awake.
Our brains slow down a bit when we sleep and dream. Instead of thinking wide-awake thought, our brains make up dreams. Some dreams are very pleasing. Some are not. Most of the time we forget them when we wake up.
Scientists have tried to find out what would happen if people were not allowed to sleep. They asked some people not to go to bed. The people stayed up all night and all the next day. They stayed up the next night, too and the day after. They played games. But they made mistakes. They forgot things. . The people grew rude and mean. They became angry with their friends. Finally they were too tired to stand up. The moment they sat down, they fell asleep.
Scientists found that if people are not allowed to sleep, they act in an unusual way.
But we do know that we need it to stay well.
So tonight have a good sleep. Lie down under the covers. Shut your eyes. Let your thoughts travel about. Soon you’ll stop thinking. You’ll be asleep.
A. But even as we sleep our brains are doing some work.
B. It was hard for their tired brains to work.
C. When we are awake, they help us pay attention to the world around us.
D. No one knows quite surely why sleep is so good for us.
E. Good sleep helps to improve one’s memory.
F. But babies, children and grown-ups ----all of us need to have our sleep.
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科目：高中英语 来源： 题型：阅读理解
根据短文内容， 从短文后的选项中选出能填入空白处的最佳选项。其中有两项为多余选项。
Sleep is something we all do. But some people need to sleep more than others. Babies sleep most of the time. Children in school sleep about ten to twelve hours a night. Most grown-ups sleep only seven or eight hours.
All parts of our bodies have to rest after they work. Our arms need a rest after we lift heavy things. When we run fast, our legs work hard. They get tired. We have to rest them. Our brains work hard, too. We can sit quite still and rest our arms and legs. But our brains aren’t resting. They go right on thinking as long as we are awake.
Our brains slow down a bit when we sleep and dream. Instead of thinking wide-awake thought, our brains make up dreams. Some dreams are very pleasing. Some are not. Most of the time we forget them when we wake up.
Scientists have tried to find out whet would happen if people were not allowed to sleep. They asked some people not to go to bed. The people stayed up all night and all the next day. They stayed up the next night, too and the day after. They played games. But they made mistakes. They forgot things. The people grew rude and mean. They became angry with their friends. Finally they were too tired to stand up. The moment they sat down, they fell asleep.
Scientists found that if people are not allowed to sleep, they act in an unusual way.
But we do know that we need it to stay well.
So tonight have a good sleep. Lie down under the covers. Shut your eyes. Let your thought travel about. Soon you’ll stop thinking. You’ll be asleep.
A. But even as we sleep our brains are doing some work.
B. It was hard for their tired brains to work..
C. When we are awake, they help us pay attention to the world around us.
D. No one knows quite surely why sleep is so good for us.
E. Good sleep helps to improve one’s memory.
F. But babies, children and grown-ups--- all of us need to have our sleep.
G. Our brains will not stop to have a rest, even one minute.
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科目：高中英语 来源： 题型：
Babies sleep l6 to l8 hours in every 24 hours, and they sleep less ________ they grow older.
A. while B. as C. when D. after
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科目：高中英语 来源：2010-2011学年新疆哈巴河县高级中学高三上学期第一次月考英语卷 题型：单项填空
Babies sleep l6 to l8 hours in every 24 hours, and they sleep less ________ they grow older.
|
A．while |
B．as |
C．when |
D．after |
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科目：高中英语 来源：2010年辽宁省大连协作体高二上学期竞赛题英语卷 题型：其他题
Sleep is something we all do. But some people need to sleep more than others. Babies sleep most of the time. Children in school sleep about ten to twelve hours a night. Most grown-ups sleep only seven or eight hours. 1.
All parts of our bodies have to rest after they work. Our arms need a rest after we lift heavy things. When we run fast, our legs work hard. They get tired. We have to rest them. Our brains work hard, too. 2.72 We can sit quite still and rest our arms and legs. But our brains aren’t resting. They go right on thinking as long as we are awake.
Our brains slow down a bit when we sleep and dream. 3. Instead of thinking wide-awake thought, our brains make up dreams. Some dreams are very pleasing. Some are not. Most of the time we forget them when we wake up.
Scientists have tried to find out what would happen if people were not allowed to sleep. They asked some people not to go to bed. The people stayed up all night and all the next day. They stayed up the next night, too and the day after. They played games. But they made mistakes. They forgot things. 4. . The people grew rude and mean. They became angry with their friends. Finally they were too tired to stand up. The moment they sat down, they fell asleep.
Scientists found that if people are not allowed to sleep, they act in an unusual way.
5. But we do know that we need it to stay well.
So tonight have a good sleep. Lie down under the covers. Shut your eyes. Let your thoughts travel about. Soon you’ll stop thinking. You’ll be asleep.
A. But even as we sleep our brains are doing some work.
B. It was hard for their tired brains to work.
C. When we are awake, they help us pay attention to the world around us.
D. No one knows quite surely why sleep is so good for us.
E. Good sleep helps to improve one’s memory.
F. But babies, children and grown-ups ----all of us need to have our sleep.
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