英语翻译
题目
英语翻译
中国政府非常赞赏加拿大贸易代表团为加强两国商业界的关系而作出的努力和起到的强梁作用.这句话怎么翻,
答案
Chinese government highly appreciated the effort made by Canada's trade delegation to strengthen the relationship between the business circles in both countries as well as the function of bridge it served as
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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