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【简答题】
Overweight ( 超重 ) is one of the biggest health problems now. Being overweight affects more than how you look. Too much fat can kill you. What’s worse, overweight children turn into overweight adults. If you’re obese now, you probably will grow into an obese adult. But here’s good news. You can fight overweight. Change your eating habits You are what you eat . Kids like snacks. Did you list any healthy snacks? One study of eating habits show s that soft drinks are the first in the snack list. Next, kids choose salty snacks, like chips .What’s more, the list is full of junk food from No.3 to No.11. Finally, No.12, kids pick a healthy snack—fruit, s o, think about your snack choice again. Get outside to exercise Jim, a player on his school football team, had a weight problem not long time ago. He could never get anyone to play with him. So his father and he started playing football for a few minutes every night. Ten minutes turned into an hour or more. In just a few years, the heavy kid became athletic, fit and healthy. More TV means more fat Nearly every American kid watches TV for 2 hours and 56 minutes every day that adds up to 44 days a year of sitting. More TV (or more Internet surfing, or more computer games) means more fat. (230 words)
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皮皮学刷刷变学霸
举一反三
【单选题】下列说法正确的是( )。
A.
间隔区DNA指生物结构基因之间存在的DNA翻译区。
B.
基因指能转录RNA的核苷酸序列。
C.
基因突变是指由于DNA链的断裂和连接而产生DNA片段的交换形成新DNA分子的过程。
D.
基因是决定有机体遗传特征的基本单位。
【单选题】活化部分凝血活酶时间测定用于反应
A.
内源性凝血系统的凝血功能
B.
外源性凝血系统的凝血功能
C.
内源性和外源性凝血系统的凝血功能
D.
Ⅻ因子活化
E.
毛细血管脆性增加
【单选题】资源配置的两种基本手段是
A.
政府与企业
B.
供求与价格
C.
市场与计划
D.
垄断与竞争
【单选题】有关凝血时间测定,错误的描述是
A.
凝血时间是指血液离体后至完全凝固所需的时间
B.
是内源性凝血途径的确诊试验
C.
敏感性不高
D.
凝血时间正常可排除有关凝血因子异常
E.
已逐渐被APTT试验所取代
【判断题】谷歌学术搜索可以用来了解文献的被引用情况
A.
正确
B.
错误
【判断题】行政责任的主体是行政主体或行政相对人。( )
A.
正确
B.
错误
【单选题】( )是决定有机体遗传特征的基本单位。
A.
基因
B.
DNA
C.
核苷酸
D.
碱基
【单选题】若PLT异常,PT和APTT正常,应考虑
A.
内源途径凝血因子是否异常
B.
外源途径凝血因子是否异常
C.
共同途径凝血因子是否异常
D.
血管壁功能是否异常
E.
血小板功能是否异常
【判断题】战略形成与实施的三个基本阶段是战略分析、战略设计、战略实施。
A.
正确
B.
错误
【单选题】关于行政主体的表述中正确的选项是()。
A.
行政主体是指行政机关
B.
行政主体是指具有行政职权的行政机关
C.
行政主体是享有行政职权,实施行政活动,承担行政责任的组织
D.
行政主体是指行政法律关系的主体
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