1.We can play together.改为一般疑问句2. We have art class （at 3:00 p.m..）对画线部分提问
题目
1.We can play together.改为一般疑问句2. We have art class （at 3:00 p.m..）对画线部分提问
3.lt's (below the pears.)对画线部分提问
4.she's watering the pears.改为否定句
5.that is Mary's motebook.(对画线部分提问）
答案
1 Can we play together?
2 When do you have art class?
3 Where is it
4She isn't watering the pears.
5 划线 Mary's：Whose notebook is that?
如果划线 Mary's motebook：What is that?
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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