There are twenty students in my class.There are forty-five students in your class.
题目
There are twenty students in my class.There are forty-five students in your class.
My teacher corrects twenty student's homework every day .Your teacher has to correct forty-five student's homework.
Your teacher has a ___________job to do than my teacher .
答案
harder
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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