During the day, you spend a lot of time running, jumping, laughing, eating, and

题文

During the day, you spend a lot of time running, jumping, laughing, eating, and talking. You u up a lot of energy(能量) , and by the end of the day you’re tired. Sleep gives your body a chance to rest.But your brain (大脑)and body are not completely at rest during sleep. While you sleep, your mind may think of the things that happened during the day. It keeps the important things in mind as memories(记忆). It also thinks about things you were worrying about, and you may wake up with answers to some of your problems.You also grow while you sleep. The thing called "human growth hormone (荷尔蒙)" in the body helps you grow during sleep. This growth hormone also helps the body to repair itlf.Sleep helps your body to conrve energy too. You u up a lot of energy during your daily activities. But when you sleep, your body temperature falls, and your "metabolism" (新陈代谢) slows down. You are still using some energy, but much less than when you are awake and active.Have you ever stayed up past your bedtime? Did you have difficulty getting up the next morning? Maybe you had problems eing clearly or you cannot think clearly. That was your body’s way of saying, "I need sleep！" A lack ( 缺乏) of sleep can stop your body and mind from working correctly.小题1:What does "human growth hormone" do while people sleep?A．It helps people rest well.B．It helps repair the body.C．It helps answer problems.D．It helps slow the body down.小题2:According to the passage, which of the following tells you need sleep?A．You u up a lot of energy.B．You enjoy daily activities.C．Your body temperature falls.D．You don’t want to get up.小题3:What does the underlined word "conrve" mean?A．provideB．moveC．saveD．spend小题4:What is this passage mainly about?A．Sleep is very important.B．The brain needs enough sleep.C．Good ways to sleep well.D．People u energy when sleeping

题型：未知 难度：其他题型

答案

小题1:B小题2:D小题3:C小题4:A

点击查看科教类阅读知识点讲解,巩固学习

解析

小题1:根据短文第三段You also grow while you sleep. The thing called "human growth hormone (荷尔蒙)" in the body helps you grow during sleep. This growth hormone also helps the body to repair itlf.描述,可知选B.小题2:根据Did you have difficulty getting up the next morning? Maybe you had problems eing clearly or you cannot think clearly. That was your body’s way of saying, "I need sleep！"描述,可知选D.小题3:联系下文,当你睡觉时,体温降低,新陈代谢变慢,可知睡觉有助于你储存能量,故C.储存.小题4:这篇短文主要从各方面论述了睡觉对我们很重要,故选A.

考点

据考高分专家说，试题“During the day, you .....”主要考查你对 [科教类阅读 ]考点的理解。

科教类阅读

科普类的阅读：科普类的阅读理解包含介绍科学知识、社会知识的短文。阅读这类短文时，要以事实为中心进行思考，抓住事物的特征、用途、相互关系等。如果是介绍社会现象的文章，要掌握所谈现象的内涵。

答题技巧：1. 加强整体意识，把握文章的主要内容。在阅读的时候可给段落标上序号，并给重要的句子和   关键词做上记号，尤其是各段中心句，为答题提供更快捷更多的信息源。 2. 审清题干，发觉和把握试题中有效的提示性信息，确认命题的角度、阅读范围和答题方式。 3. 定位阅读，强化对应意识。同时要注意原文利用和自我加工相结合。