me most was that the young boy who had lost both arms in an acccident could handle a pen with feet,
题目
me most was that the young boy who had lost both arms in an acccident could handle a pen with feet,
最开头为什么填what amazed,而不是It amazed?
答案
what amazed me most
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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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