定时训练(11).完形填空(2017·惠州高三模拟考试)When you are having class in the early morning yawning.He__1__that he didn't have a sound sleep the night before.Many__2__don't get adequate sleep because they are burdened with too much homework，which keeps them up at night doing countless exercise.Some teens cannot __3__ at night even when they want to so much.

　　Researches show that during your teenage years，the body's biological clock is__4__，telling you to sleep later at night and wake up __5__in the morning.But__6__in the body clock aren't the only reason teens lose sleep.Lots of people have insomnia(失眠)．The most common cause of insomnia is__7____8__discomfort，emotional troubles and even sleeping environment.It's common for everyone to have insomnia occasionally.But if it__9__for a month or more，go and consult a doctor.

　　Most teens have__10__ sometimes，which may make you sweat.But，if they are too frequent，a person's sleep pattern can be seriously__11__．The most common cause of them is emotional __12__—such as fear__13__．

　　Medical specialists encourage teens to make lifestyle changes to help them develop good sleeping__14__ .Most probably you know that a cup of coffee can keep you

　　__15__at night，but did you know that playing video games or watching TV does

　　the same?

　　【语篇导读】　本文讲述青少年的睡眠状况以及如何应对失眠问题。解析　“抱怨”昨晚没睡好。答案　D解析　学生是年轻人。答案　BA.study

【（广东专用）2016届高考英语二轮复习定时训练：11】相关文章：

★ 常熟市2014高考英阅读理解语一轮（暑假）训练题（6）及答案

★ 2014届高考英语一轮复习课时作业(三十九)选修7Module 3《Literature》（外研版）

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (19)

★ （安徽专用）2014届高考英语一轮复习方案 作业手册（1）模块1 《Unit 1 Lifestyles》（含解析） 北师大版必修1

★ 备战2016年高考英语复习要注意培养语感

★ （全国通用）2014届高考英语一轮单元复习 限时强化训练十二

★ 2014届高考英语一轮复习必修3参考答案（外研版）

★ 【北京专用】2014届高考英语一轮复习方案课时作业：必修5 Unit 5 First aid

★ 2017高考四川省广安市英语阅读理解一轮系列训练：29（含解析）

★ 2014届高考英语一轮复习课时作业(九)必修2Module 3《Music》（外研版）