英语翻译
题目
英语翻译
先翻译出下列7句肯定句再写出相应的否定句
1.我有圆脸
2.她有长头发
3康康有黑眼睛
4.她们有长脖子
5.你有小耳朵小眼睛短臂和短腿
6.我们有大手
7.康康和简有大嘴巴
答案
1.I have a round face.I don't have a round face.2.She has long hair.She don't have long hair.3.Kangkang has black eyes.Kangkang don't have black eyes.4.They have long necks.They don't have long necks....
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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