完型填空During the day we work and play,and at night we sleep.Ou

完型填空
During the day we work and play,and at night we sleep.Our bodies rest while we are __11__.In the morning we are ready____12___ again.Our bodies grow ____13____ while we are asleep.Children who are tired usually ___14___ sleep.We can get better at our lessons ___15___ we have had plenty of rest.Boys and girls who are eight or nine years old need ten hours of sleep every night.Our bodies need plenty of ____16___ when we sleep.If we do not get enough fresh air,we ____17___ tired when we wake up.While in bed we must not cover our ____18___.Our lungs(肺) need to get enough fresh air.If we ___19___ 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 ___20___ must get plenty of sleep.
( )11.A.asleep B.sleep C.rest D.play
( )12.A.to work and play B.working and to play
C.to work and playing D.working and playing
( )13.A.much B.more C.most D.slow
( )14.A.can B.may C.need D.must
( )15.A.while B.before C.as D.after
( )16.A.air B.sun C.water D.food
( )17.A.felt B.will feel C.are feeling D.has felt
( )18.A.foot B.arm C.head D.body
( )19.A.open B.close C.draw D.use
( )20.A.happy B.interested C.helpful D.healthy
答案是BABCD ABCAD
解析这篇完型填空，

11、be asleep
12、be ready to do
13、grow more 长得更快
14、need 需要
15、题意可知
16、由下文“ If we do not get enough fresh air”可知
17、应是 将会感觉到 所以用will
18、题意可知 cover our head 盖住头
19、"we can have plenty of fresh air"可知 窗户是开的 open window 窗开着
20、题意可知 want to be healthy 想健康