皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【简答题】
How children interact with digital media 1 Children are starting on digital devices at ever younger ages, and opinions on the ___1____ of children's digital-media habits are deeply polarised. 2 Jean Twenge, a psychology professor, thinks excessive use of the internet and social media makes children lonely and _____2______ and poses serious risks to their physical and particularly their mental health, sometimes to the point of driving them to suicide. 3 However, Daniel Kardefelt-Winther of the Innocenti research office of Unicef examined various evidence and found less cause for ____3____ than is often suggested. 4 Most of the studies he examined seem to show that the technology helps children _____4_____ with their friends and make new ones. 5 The relationship between the use of digital technology and children's ______5_____, broadly speaking, appears to be u-shaped. 6 Researchers have found that moderate use is ____6____, whereas either no use at all or extreme use could be harmful. 7 What worries some experts more is that ____7____ are becoming part of the middle-class armoury for perpetuating social advantage. 8 Children from well-off homes are enrolled in private classes to learn skills like "How to be a YouTuber", which poorer parents cannot ____8____.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【判断题】内径百分表可用来测量孔径和孔的位置误差
A.
正确
B.
错误
【判断题】大多数封头在冲压制造时采用热冲压。
A.
正确
B.
错误
【单选题】糖酵解中最重要的调节酶是( )
A.
己糖激酶
B.
葡萄糖激酶
C.
6-磷酸果糖激酶-1
D.
磷酸甘油酸激酶
E.
丙酮酸激酶
【多选题】下列核算行为正确的是()
A.
企业按统一会计制度的要求,设置账簿,对企业的经济活动进行统一的核算
B.
根据企业的实际情况,单独设职工福利账簿,且不对外公开,企业内部使用
C.
股份制企业根据企业的需要设置多个账簿,期末汇总编制成为会计报表
D.
单位自行设立固定资产明细分类账,对固定资产进行详细的核算
E.
企业涉外经济业务很多,因此企业选用了某一种外国文字来 编制会计报表
【简答题】内径百分表用来测量()和孔的形状误差。
【单选题】糖酵解中最重要的调节酶是
A.
己糖激酶
B.
6-磷酸果糖激酶-1
C.
丙酮酸激酶
D.
磷酸甘油酸激酶
E.
葡萄糖激酶
【单选题】已知 对任意 满足 ,若 ,则( )
A.
为 的极大值
B.
为 的极小值
C.
为拐点
D.
不是极值点, 不是拐点
【简答题】为什么总裁舒瓦普 有计划却难以执行? 效率专家利的方法的关键在哪里?
【单选题】已知 表示数列 的前 项的和,若对任意 满足 且 则 =(    )
A.
B.
C.
【简答题】非数值() 未定义()
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题