用英语解释下列句子 l want to be your penfriend He often tells interesting stories to his class
题目
用英语解释下列句子 l want to be your penfriend He often tells interesting stories to his class
答案
i want to make friends with you by sending the letter to you.
he is a funny teacher and often tells humor to his students to make them laugh.
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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