巨龙之战暗黑兵种属性:完形填空

During the daytime people work and play, and at night they sleep. Their body rests while they are __1__. In the morning they are ready __2__ again. Their body grows __3__ while they are asleep. Children who are tired usually __4__ sleep. They can get better at their lessons __5__ they have had enough rest. Boys and girls who are eight or nine years old need ten hours of sleep every night. Their body needs enough __6__ when they sleep. If they do not gt enough fresh air, they __7__ tired after they wake up. While in bed they must not cover their __8__, their lung needs to get enough fresh air. If they __9__ their windows at night, they can have plenty of frsh air. Cool air is better than warm air. Boys and girls who what to be __10__ have to get enough sleep.
()1. A.asleep B.sleep C.rest D.play
()2. A.to work and play B.working and to play
C.to work and playing D.working and playing
()3. A.much B.more C.most D.slow
()4. A.can B.may C.need D.must
()5. A.while B.before C.as D.after
()6. A.air B.sun C.water D.food
()7. A.felt B.will feel C.are feeling D.has felt
()8. A.foot B.arm C.head D.body
()9. A.open B.close C.draw D.use
()10.A.happy B.interestedC.helpful D.strong