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【多选题】
保持心理健康的途径和方法主要有( )。A.
积极参加集体活动，增进人际交往
B.
树立正确的世界观、人生观、价值观
C.
合理调控情绪
D.
掌握应对心理问题的科学方法
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】What was the cause of the bolt coming loose on the steering column?
A.
Because the car had remained idle for too long.
B.
Because the young couple were not good at driving.
C.
Because a wrong bolt was used.
D.
Because a second-hand car goes wrong easily.
【简答题】梯道每升高_________,宜设置休息平台,平台进深应大于1. 2m , 条件为特陡山地时,宜根据具体情况增加台阶数,但不宜超过______级;
【单选题】关于万维网,下列说法错误的是
A.
万维网以客户——服务器方式工作
B.
客户主程序窗口显示的万维网文档成为页面
C.
在万维网上查找数据可以使用各种搜索工具
D.
万维网是点对点服务的
【单选题】What was the cause of the bolt coming loose on the steering column?
A.
Because the car had remained idle for too long.
B.
Because the young couple were not good at driving.
C.
Because a wrong bolt was used.
D.
Why did some managers survive the down-sizings?
【单选题】The steering column is a hollow that extends from steering wheel through the .
A.
floorboard
B.
steering knuckle
C.
tie-rod
D.
drag link
【单选题】What was the cause of the bolt coming loose on the steering column?
A.
Because the car had remained idle for too long.
B.
Because the young couple were not good at driving.
C.
Because a second-hand car goes wrong easily.
D.
Because a wrong bolt was used.
【单选题】下列关于万维网的说法,错误的是 ()
A.
万维网是一个由许多互相连接的超文本文档形成的系统
B.
通过万维网，用户可以使用链接从 Internet 上的一个站点方便快捷地访问到另一个站点
C.
web 资源通过 H TTP 定位
D.
用户可以通过点击链接的形式获取资源
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