During the day we work and play, and at night we sleep. Our bodies rest while we are 1. In

During the day we work and play, and at night we sleep. Our bodies rest while we are   1 . In the morning we are ready  2  again. Our bodies grow   3  while we are asleep. Children who are tired usually   4  sleep. We can get better at our lessons  5  we have had plenty of rest. Boys and girls who are eight or nine years old need ten  6 sleep every night. Our bodies need plenty of   7  when we sleep. If we do not get enough fresh air, we      8  tired when we wake up. While in bed we must not cover our   9 . Our lungs(肺) needs to get  10 fresh air. If we   11 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   12  must get plenty of sleep.
Also, we need some after-school activities to keep in good health.   13 _students run every day. Some boys play basketball  14 a week.   15  girls,  some  often  play volleyball….So good sleep and exercise can help us grow better and study better.
【小题1】A．asleepB．sleepC．restD．play【小题2】A．to work and playB．working and to playC．to work and playingD．working and playing【小题3】A．muchB．moreC．mostD．slow【小题4】A．canB．mayC．needD．must【小题5】A．whileB．beforeC．asD．after【小题6】A．hourB．hoursC．hour’sD．hours’【小题7】A．air B．sunC．waterD．food【小题8】A．feltB．will feelC．are feelingD．has felt【小题9】A．footB．armC．headD．body【小题10】A．manyB．muchC．lots ofD．enough【小题11】A．openB．closeC．drawD．use【小题12】A．happyB．interestedC．helpfulD．healthy【小题13】A．muchB．more C．many D．a lot【小题14】A．one or two timesB．one and two timesC．once or twiceD．once and twice【小题15】A．SoB．But C．AndD．As forA