Maybe bamboo has more uses than ____ in the world.
题目
Maybe bamboo has more uses than ____ in the world.
A.any plant B.all the plants C.other plant D.any other plant
选什么啊,我选A错啦,为什么?D的plant是不是应该加s?
答案
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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