Which film can they see?(保持原意)
题目
Which film can they see?(保持原意)
It is about ten minutes' walk from here to there.(about ten minutes' walk划线提问)
答案
1、which film can be seen for them?
2、How far is it from here to there?
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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