关于上学不能带手机的英语作文
题目
关于上学不能带手机的英语作文
答案
At our school,we have plenty of rules.One of them is that we can’t bring our cell phones to school.The problem is that most students have cell phones,they always bring them to school,although they know the teacher will be mad at them.I don’t think we’re wrong when the teacher get angry.Of course,teachers are always right.They believe that if we bring our cell phones to school,we’ll concentrate more on our cell phones and think of cell phones all the time.I disagree.Cell phones can help with our studies.For example,if we find a new word,we can look it up in cell phones,we won’t use the dictionary.It is good for study,isn’t it?自已写的
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
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