英语翻译
题目
英语翻译
this is the first step in getting off to a positive start.
what he said was not relevant to the matter they were discussing.
we tried to find a table for seven,but they were all taken up.
答案
这是向积极地开始迈出的第一步
他说的和他们讨论的事不相干
我们好不容易找了个七人桌,但位子都被占了.
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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