1 Henry set up a company that _____(生产) potato chips for KFC.
题目
1 Henry set up a company that _____(生产) potato chips for KFC.
2 When the sun has _risen____(上升),you can see the top of the mountain covered with ……
3 This part of the city is _____ sea level.
(after down below behind)
4 There is a beautiful stone bridge ____ the river.( over above on below.)
答案
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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