They are lying in the sun
题目
They are lying in the sun
变成多种形式 一般疑问句 否定句 等等等等 不少于5个!
答案
Are they lying in the sun?
They aren't lying in the sun.
Who are/is lying in the sun?
What are they doing in the sun?
Where are they lying?
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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