英语演讲稿——环保类
题目
英语演讲稿——环保类
各位哥哥姐姐,哪为能帮我写一篇3分钟以内的演讲稿.主题是：环保.（我是初中生）
答案
A beautiful worldHello:everyone!Now I want to talk about a beatiful world!When I was young,I always dreamed that I lived in a beautiful country.There were many flowers and trees around our city.We cou...
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
最新试题
热门考点