帮搞定这些句子
题目
帮搞定这些句子
1.The first month of the year is___________________.
2.The last month of the year is___________________.
3.The ____________month of the year is August.
4.November is the_________________month of the year.
5.The fifth month of the year is________________.
答案
January
December
eighth
eleventh
May
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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