A letter to myself in ten years 十万火急!
题目
A letter to myself in ten years 十万火急!
大哥,大姐们可怜可怜小妹我吧!帮我写一篇英语周记《A letter to myself in ten years》!
答案
This week,I has Monday studied the foreign language to Saturday inthe school,Sunday,I on-line read some English materials,causes meto broaden the outlookSunday afternoon,but also has played the basketball together with theschoolmate.
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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