1. I have a computer. (改为一般疑问句,并作肯定回答） 2. Jiang F
题目
1. I have a computer. (改为一般疑问句,并作肯定回答） 2. Jiang F
答案
1.Do you have a computer?Yes,I do.
补充：2.What does Jiang Feng have?
补充：3.How many sleeping bags does your father have?
补充：4.We don't have an umbrella.
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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