英语短文;与朋友的对话【初一的】5句话
题目
英语短文;与朋友的对话【初一的】5句话
答案
Hello,Jim!how are you these days?
Hello, Ann. I'm not so good.
What wrong with you?
I've got a cold. I feel very terrible.
I'm sorry to hear that. Maybe you need to take some medicine and stay in bed!
That's a good idea. Thank you very much!
You're welcome!
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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