80次左右英语短文{怎样保持好心情 }
题目
80次左右英语短文{怎样保持好心情 }
40到50也可以
要交的
写好一点
少点呗
答案
Nowadays,the pace of the life is faster and faster.everyone has high pressure of life.in this situation,we should learn how to keep a good mood.
we should be optimistic,we can think of everything in the positive way.Always tell ourselves that nothing is serious and just take it easy.
keeping a perfect mood can lead us happiness,longlife and healthy.
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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