During the day we work and play．And at night we sleep．Our bodies rest when we are asleep．In the morning，we are ready to work and play again．Our bodies grow most when we are asleep．

    Children who are tired usually need sleep．We could be better at our lessons if we had enough rest．Children who are eight or nine years old need ten hours of sleep every night．Our bodies need enough air when we sleep．If we don't get out fresh air，we will feel tired when we wake up．While in bed we mustn't cover our heads；our lungs(肺)need to get enough fresh air．If we opens windows at night，we can get enough fresh air．Cool air is better than warm air．

Children who want to be healthy must get enough sleep． 

1．Our bodies rest when we___________．

   A．work    B．sleep    C．play

2．Our bodies________ when We are asleep．

   A．don't grow    B．grow most    C．grow least

3．Children need_________ hours of sleep every night when they are eight nine years old．

   A．nine    B．eight    C．ten

4．If we don't get enough fresh air，we will feel _______ when we wake up．

   A tired    B．ill    C．excited

5．This passage mainly tells us that__________．

   A．children need ten hours of sleep every night

   B．when we sleep，our bodies need enough air

   C．children need enough sleep and how to sleep well

阅读理解（5分）：

　During the day we work and play, at night we sleep. Our body rests while we sleep. In the morning we are ready to work and play again. Our body grows most while we are asleep. Children usually need more sleep. We can learn our lessons better, after we have had plenty of rest. Boys and girls who are eight or nine years old need ten hours of sleep every night. Our body needs plenty of air when we sleep. If we do not get enough fresh air, we will feel tired when we wake up. While in bed we must not cover our head. Our lung（肺）needs to get enough fresh air. If we open our windows at eight, we can have plenty of fresh air. Cool air is better than warm air. Boys and girls who want to be strong must get plenty of sleep.

1． Our body grows most while we are ________.

[　　]

A．eating　　　　　　B．playing

C．sleeping　　　　　D．exercising

2． Too little sleep makes us ________.

[　　]

A．tired　　　　　　B．hungry

C．happy　　　　　 D．grow

3． What may cause（引起）us to feel tired in the morning? ________.

[　　]

A． Too much air　　　　　B． Not enough fresh air

C．Too much cold air　　　 D．too much sleep

4． What does the lung need most?

[　　]

A． Fresh air　　　　　　B． Covering

C． Warm air　　　　　　D． Exercise

5． In order to get plenty of fresh air at night, you should________.

[　　]

A． not cover your head　　 　  B．play outdoors

C． sleep outside　　　    　　D． sleep ten hours

During the day we work and play, and at night we sleep. Our body rests while we sleep .In the morning we are ready to work and play again. Our body grows most while we are asleep. Children who are tired usually need sleep. We can get better at our lessons after we have had plenty of rest. Boys and girls who are eight or nine years old need ten hours of sleep every night.Our body needs plenty of air when we sleep. If  we do not get enough fresh air, we will feel tired when we wake up. While in bed we must not cover our head.Our lungs need to get enough fresh air. If we open our windows at night, we can have plenty of fresh air.Cool air is better than warm air.Boys and girls who want to be strong must get enough and plenty of sleep.
【小题1】Our body grows most while we are.

During the day we work and play, and at night we sleep. Our body rests while we sleep .In the morning we are ready to work and play again. Our body grows most while we are asleep. Children who are tired usually need sleep. We can get better at our lessons after we have had plenty of rest. Boys and girls who are eight or nine years old need ten hours of sleep every night.Our body needs plenty of air when we sleep. If  we do not get enough fresh air, we will feel tired when we wake up. While in bed we must not cover our head.Our lungs need to get enough fresh air. If we open our windows at night, we can have plenty of fresh air.Cool air is better than warm air.Boys and girls who want to be strong must get enough and plenty of sleep.

1.Our body grows most while we are.

A．eating            B．playing            C．sleeping          D．exercising

2.Too little sleep makes us

A．tired             B．hungry            C．happy            D．grow

3..What may cause us to feel tired in the morning?

A．Too much air                           B．Not enough fresh air

C．Too much cold air                       D．Too much sleep

4.How many hours of sleep should nine-year-old children have ?

A．Eight hours        B．Nine hours         C．Ten hours         D．Eleven hours

5.What does the lung need most ?

A．Fresh air          B．Covering          C．Warm air          D．Exercise