写篇英文短文120字左右题目【computer games are bad for chlidren】
题目
写篇英文短文120字左右题目【computer games are bad for chlidren】
答案
Nowadays,more and more students were addicted to the computer games which brought a huge damage to them.Firstly,a spate of time which was supposed to spend on their studying unfortunately was wasted on the on-line games,which can serve as a crucial reason why mostly pupils got lower grades in the school.Secondly,with sitting in front of a computer for a long time every day,a rapidly decrease to their eyesight became a big problem,even worse,it can cause some other disease to their health like obesity.
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
最新试题
热门考点
- 三角形的黄金分割线怎么画
- 纸船承重怎样叠成的浮力越大
- 英语翻译
- 出十道一元一次方程题,
- We have a school day on september 12th改为一般疑问句
- 10 以内的质数组两位数.组成2和3的公倍数有( )组成3和5的公倍数有()组成4的倍数有
- 为了方便计算,人们发明了各种各样的计算工具( )世纪,( )就发明了算盘.
- 大学物理实验,测量弹簧的劲度系数时
- 在△ABC中,∠A,∠B,∠C所对的边分别为abc,如果a=8,∠B=60°,∠C=75°,那么b=?
- Don‘t waste your time on a man,who isn‘t willing to waste their time on you.