急 求国外节日简短英文介绍
题目
急 求国外节日简短英文介绍
如上
thank you 那你知道万圣节的简短英文介绍吗?
答案
Halloween (or Hallowe'en) is an annual holiday observed on October 31,celebrated by Americans every year.It means "holy evening," the evening before All Saints' Day.However,it is not really a chur...
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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