There is ( )"m" and( )"u"in the word "menu"Can I have( )orange car?I get (t )after three
题目
There is ( )"m" and( )"u"in the word "menu"Can I have( )orange car?I get (t )after three
hours'hard work.
答案
There is ( an)"m" and( a)"u"in the word "menu"Can I have(an )orange car?
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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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