everyone feeols surprised that ___ a littele boy can play the violin __well
题目
everyone feeols surprised that ___ a littele boy can play the violin __well
A.so ,such B.such ,so C.such ,sush D,so so
答案
everyone feels surprised that _ such__ a littele boy can play the violin _ so_well
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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