类似句 1、There is a teacher teaching in the classrom2/there are many wiches in the woods
题目
类似句 1、There is a teacher teaching in the classrom2/there are many wiches in the woods
3 there are many mothers shopping in the supermarket
答案
who is teaching in the classroom?
Where is the teacher teaching?
What is the teacher doing in the classroom?
What are in the woods?
Where are the wiches?
Are there many wiches in the woods?
Who are shopping in the supermarket?
What are the mothers doing in the supermarket?
Where are the mothers shopping?
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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