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1、小题1:B小题1:B小题1:A小题1:C小题1:C 小题1:根据第一段But do you know about “junk sleep”?及下文描述,可知本文主要是谈论垃圾睡眠的,故选B小题1:根据The survey was done among 1,000 British kids from 12 to 16. It found that thirty percent of them got just 4 to 7 hours sleep every day.计算可知,1000*30%=300,故选B小题1:根据“We call it ‘junk sleep’, It means you don’t get enough sleep and the quality of the sleep is bad, too.联系垃圾食品的性质,可知选A小题1:根据倒数第二段Almost a quarter of the kids said they fell asleep more than once a week while watching TV, listening to music or using other electronic products.描述,可知选C小题1:根据短文最后两段的描述,可知解决这一问题的最好方法是限制青少年应用电子产品.故选C。
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