英文作文305字关於 If I Were A Teacher
题目
英文作文305字关於 If I Were A Teacher
答案
If I Were A Teacher Have you ever thought of what you would like to be in the future? Opinion differs. However, I have a good choice—to be a teacher. If I were a teacher, I would not treat my...
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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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