介绍动物的英语作文
题目
介绍动物的英语作文
答案
I like a lot of animals,but my favorite animal is the panda.She comes from China,why did I love her?Because she is very cute,but she was very shy.Her body stout like bears,but the first round tail sho...
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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