写一篇关于自己曾经的英语作文,要有过去式,至少10句
题目
写一篇关于自己曾经的英语作文,要有过去式,至少10句
答案
1.A visit to the zoo.I went to the zoo with my friends last Sunday.It was hot and sunny that day.It took us about two hours to get there by bus.There were thousands of people in the zoo.We saw lots of...
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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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