以“How I Finance My College education ” 为题的英语作文 120字
题目
以“How I Finance My College education ” 为题的英语作文 120字
答案
Everyone likes to enter the college and accept college education.In the past,our country provided a lot of college fees with college students.But since 1999,the students have had to afford a large amo...
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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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