背蛙公主、天才少女谷愛凌在2022的北京冬奧會走紅之后，她的生活方式也備受矚目。谷愛凌的媽媽谷燕稱，愛凌現在18歲了，每天晚上都至少睡十個小時，從小到大都是這樣。充足的睡眠是健康的保證，請根據以下要點談談青少年如何保障充足的睡眠。
1.提高學習效率，保障睡眠時長；
2.保持舒適環境；
3.減少睡前電子產品使用；
4……
注意：1.80字左右；
2.可適當增加細節，使行文連貫；
3.文中不可出現真實姓名及學校名稱；
4.開頭已給出，不計入總字數。
    It's necessary for everyone to get enough and great sleep.However，many students nowadays have trouble in sleeping well.
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【考點】說明文；日常生活．

【答案】It's necessary for everyone to get enough and great sleep.However many students nowadays have trouble in sleeping well.If a student doesn't sleep well at night，he or she won't work well.He or she may have trouble listening to the teacher carefully in class.What can we do to improve our quality of sleep？
First we should improve our learning efficiency and make sure that we can have enough time to sleep.Second，we should maintain a comfortable environment to make us fall asleep.Third，we should avoid using electronic products before going to bed.Finally，doing some exercise will help us sleep.
Follow the advice above and then we'll have a good sleep every day.