英语.按要求完成下列各句
题目
英语.按要求完成下列各句
1.They learned something important(改为否定句) 2.We saw lots of special Malaysian flowers along the way.(改为一般疑问句)
答案
They learned nothing important./ they didn't learn anything important.
Did you see lots of special Malaysian flowers along the way?
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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