Do you often feel tired or hard to concentrate(集中精力) in class ? If your answers to this question is yes, 小题1: . .Not getting enough sleep can lead to many kinds of problems. New studies show that not only Chinese students suffers from lack(不足) of sleep,American students also have the same problem . 小题2: Why are they so tired ? One big reason is the use of electronic products(电子产品). A recent survey finds out that 71% of American kids aged 8 to 18 have TVs in the rooms and about 36% have computers in their rooms. 小题3: , playing video games ,sending text messages to friends and watching TV before bedtime. How to solve the problem ? Scientist advise “ 小题4: . ”Spending more time on sleep can help students stay healthy 小题5: 根据以上内容,从下列五个选项中选择适当的句子还原到短文中,使短文完整与正确。将其标号在答题卡上涂黑。(每小题2分,共10分)
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gzorangeboy 幼苗
共回答了19个问题采纳率:94.7% 举报
1年前