Mum likes this old house in downtown than the huge one in the country ,but it cost twice as much
题目
Mum likes this old house in downtown than the huge one in the country ,but it cost twice as much
最后的半句话是不是省略啊,省略了什么,为什么可以这样省略.
答案
最后的半句话省略了as the huge one in the country.
这样省略是因为前面已经提到了,所以可以这样省略.
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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