this watch is more expensive than any other one in the deep.this watch is ()()()one in the deep.
题目
this watch is more expensive than any other one in the deep.this watch is ()()()one in the deep.
改为同同义句
答案
the most expensive
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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