英语作文四篇,高手帮忙 ,急
题目
英语作文四篇,高手帮忙 ,急
1.which animal would you like to make friends with?why?
2.talk about a person you like.(a singer,a filmstar,a writer and so on)
3.what can we learn from Helen kaller?
4.talk about an unforgetable experiemt of your own.(a tirp,an adventure)
六年级水平的,谢谢各位了.
答案
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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