求三篇今年寒假英语日记
题目
求三篇今年寒假英语日记
字数不用多..90个单词左右即可.
答案
It is very hot and wet today and is called sauna weather.During my mom did the cooking in the kitchen,I saw her head was sweaty.I told her I could help her and she accepted.After cooking,we were all s...
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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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