[紧急求助]He has soccer ball , but he isnot at home. he has a tennis racket and a ping pong...
题目
[紧急求助]He has soccer ball , but he isnot at home. he has a tennis racket and a ping pong...
[紧急求助]He has soccer ball , but he isnot at home. he has a tennis racket and a ping pong bat. she has a volleyballs . 这几句话有错误吗?有错说明什么错.
答案
He has a soccer ball,but he is not at home.He has a tennis racket and a ping pong bat.She has a volleyball.主要是一些单词单复数注意点上
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
- 硫酸亚铁铵的制备(在线等!)
- 函数y=log(3)(1-x)+1/(1+x)的单调递减区间是______
- unknown的反义词是什么?
- 生命的养料第3自然段的意思是什么?
- 他负责的那项工程已经完工英文怎么翻译,要用到be responsible for
- 如图,∠AOB是一钢架,∠AOB=n,为使钢架更加牢固,需在其内部添加一些钢管EF、FG、GH…添的钢管长度都与OE相等,则当n满足什么条件时,只可以添加这样的钢管5根?
- 政治必修一的详细知识结构图(要完整的)
- 设R是集合A上的等价关系.若A含有n个元素,R作为集合含有s个元素,商集A/R含有r个元素,证明rs>=n^2
- [求助][急用]海伦凯勒是一名美国的____作家
- 请从逻辑角度判断X代表哪个数字?15.9.4.X