he often buys( )meat.But he( )some vegetabies now,because Mr Rabbit will have dinner with him.
题目
he often buys( )meat.But he( )some vegetabies now,because Mr Rabbit will have dinner with him.
中间可填find,much
有要改变形式的
答案
much is finding
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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