she with we goes to school every day,还是she with us goes to school every day.哪个正确?
题目
she with we goes to school every day,还是she with us goes to school every day.哪个正确?
答案
后面一个才是正确的.
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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