每篇50词左右,30篇,请于今天内完成,
题目
每篇50词左右,30篇,请于今天内完成,
答案
My holiday Summer holiday is coming . I want to go to Beijing . I go to Beijing with my father , my mother and my brother . We want to go there by plane because it takes less time . We can see many th...
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
- 0,n是一个自然数,比较的大小的n-3和n次方(-2)表示的自然数可以是奇数和偶数,是一个自然数.
- (sinx/1-cosx)*(√(tanx-sinx)/√(tanx+sinx))
- 解方程:8x+5*(x+8.5)=88
- 与忐忑不安意思相近的四字词语 2个
- Name the figure of speech used in each of the following sentences
- 一只水桶里面装有水,如果把水加到原来的2倍,连桶重5.6千克;如果把水加到原来的5倍,则连桶重11.6千克.
- i have a rrrreport,the Spanish have located the fountain of youth
- 解方程(使用移项知识)
- blues and greens 什么意思,为什么加s
- 热水瓶装入大小两种盒子里,大盒子每只能装8个热水瓶,小盒子每只能装5个热水瓶.
热门考点