Nelson Mandela often offered guidance to poor black people .弱弱地问一下：为什么guidance不用复数?

Nelson Mandela是谁? nelson mandela怎么读 Nelson Mandela是谁? nelson mandela his profession Nelson Mandela often offered guidance to poor black people .弱弱地问一下：为什么guidance不用复数? Nelson Mandela简介（200字以内、英文) south african president nelson mandela是什么意思 south african president nelson mandela是什么意思 Nelson Mandela是谁?他有什么成就?如题 nelson mandela的介绍,要带翻译的 nelson mandela's famous saying(english edition)thanks very much Nelson Mandela 和 Winnie Mandela 为什么离婚急忙需要,麻烦了! In February,Nelson Mandela was freed after 27 years in prison.能讲讲语法吗？Nelson Mandela was freed in prison after 27 years 对吗为什么 一篇人物描写的英语作文关于描写Nelson Mandela的英语作文 急!高一英语必修一unit5 nelson mandela听力原文要听力原文! The time when I first met Nelson Mandela was a very difficult period of my life. why did Nelson Mandela turn to violence to make black and white people equal? Nelson Mandela a Hero to you?就是高一英语必修一unit5的那个Mandela字数100-120之间,这个跟题目也不统一啊