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根据短文内容 , 从短文后的选项中选出能填入空白处的最佳选项。选项中有两多余选项。 Sure, we’ve all heard that we should get more sleep. The realities of life often make it become“we should get more sleep later. ” 1 The res ult is that you wake up the next day feeling like a role of The Walking Dead . Here are four ways you can adjust your biology in order to pay less for staying up. ·Move around. Exercising before bed is a sure way to keep awake. That’s why you shouldn’t do it when you want to go to sleep, and it is also why hitting the gym, or even some fast push-ups can tell your body that it’s not time for bed. Being physically exhausted isn’t fun when you are trying to stay up late. 2 ·Eat more protein. Few people think about the fact that the brain and body use a lot more energy when we’re awake. If you are pulling an all-nighter, you’re going to need a lot more food than you are used to eating. 3 To stay awake, plan to eat larger meals than normal and to eat them more frequently. ·Drink the right stuff. It’s tempting( 诱人的 )to switch to sugary caffeine drinks like Red Bull, but the sugar will lead to a crash. Instead, if you want to use caffeine, drink early in the evening so that it’ll wear off by the time you want to sleep. 4 Don’t make it worse by drinking sugar. · 5 Turn the lights down at night because bright lights keep you awake. For three or four hours after you’re exposed to bright white light, your body won’t make melatonin, a must for deep sleep. You will sleep better if you turn the lights a little bit down. A. Turn the lights off. B. Avoid bright lights. C. Just do enough to get energy. D. And your body can never bear something like that. E. Your brain can use up to 25 percent of your total calories. F. When you stay up late, your blood sugar becomes abnormal. G. There is either more work to be done, or more fun to be had, or both.
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【单选题】单项工程是 的组成部分。
A.
分部工程
B.
单位工程
C.
分项工程
D.
建设项目
【单选题】PowerPoint2010的主要特色就是使演示文稿中的幻灯片具有统一的外观,下列( )不是控制幻灯片外观的方法。
A.
主题
B.
背景
C.
幻灯片切换
D.
母版
【单选题】关于细胞膜结构的“流动镶嵌模型”的下述论点中,能揭示出不同的膜物质分子之间排布关系的论述是 [     ]
A.
磷脂排成双分子层
B.
球蛋白分子覆盖、镶嵌或贯穿于磷脂双分子层
C.
两侧膜物质排列不对称
D.
膜物质分子的运动使其具有流动性
【单选题】Powerpoint2010的主要特色就是使演示文稿中的幻灯片具有统一的外观,下列( )不是控制幻灯片外观的方法.
A.
主题
B.
背景
C.
幻灯片切换
D.
母版
【单选题】水下 8cm 处的一个发光点看起来有多深?(水的折射率为4/3)
A.
8cm
B.
4cm
C.
6cm
D.
3cm
【单选题】迷你按摩仪建模练习中,按摩头的三只圆管相交衔接缺口的方式是()。
A.
旋转
B.
组合
C.
拉伸
D.
嵌面
【多选题】关于细胞流动镶嵌模型的描述正确的是( )。
A.
生物膜的基本框架是甘油磷脂和鞘脂形成的脂双层
B.
蛋白质镶嵌或挂靠在脂双层框架中。绝大部分的蛋白质是偏向膜外侧,起信息识别的作用。
C.
脂分子和蛋白质分子均具有动态特征,脂质分子常有在单层膜中的“横向运动”,少有“翻筋斗”转入另一层的运动。
D.
脂双分子层内是极性端,易与水分子结合。
【多选题】盛唐的诗坛百花盛开, 风格上趋于多样化,有哪两个派别之分?
A.
边塞诗派
B.
婉约派
C.
山水田园派
D.
豪放派
【多选题】数字通信系统的可靠性指标有()。
A.
传码率
B.
误码率
C.
误信率
D.
传信率
【单选题】下列对PowerPoint 2010的主要功能叙述中,错误的是____。
A.
课堂教学
B.
学术报告
C.
产品介绍
D.
图像处理
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