among 与 in the middle of 的区别是什么?

among 与 in the middle of 的区别是什么? in 与among 怎么区别i heard the wind blowing in the trees.为什么用in the trees ,而不是用among? among the Researchers living among the net hunting Mbuti in the forests of 最主要living among hunting Mbuti London is among the biggest cities in the world.意思?为什么要用 among? 如何区别among和 in the middle of的使用? in the middle of和among的区别 sandy sits among lilei and jim in the classroom改错 一个很难解释的高中英语单选题----高手帮忙（不能解答者不要作答）4、In 2010,urban and industrial water users in Beijing and Tianjin will be expected to use water _____ from Changjiang River by the project’s east and middl 一个很难解释的高中英语单选题----高手帮忙（不能解答者不要作答）4、In 2010,urban and industrial water users in Beijing and Tianjin will be expected to use water _____ from Changjiang River by the project’s east and middl among; between; in的区别among; between; inThe Changjiang River is ______ the longest rivers _____ the world Researchers living among the net hunting Mbuti in the forests of Congol report 最主要living among hunting Mbuti this was a custom among the ancients这里介词用到among among是表示三者以上之间 为什么这里用这个介词,用in 可以吗 among the best in the world in terms of (分析一下这个短语) among those dead in the wenchuan earthquake were his parents为什么用among而不用between要详细 Magnolia are among the most ancient of all shrubs.这句话对嘛 还是把among改成in 是选among 还是选in the middle of?He is talking_________ the students of Class 2 on the playground.A.among B.in the middle of among与of的用法题：*** is very popular in Shanghai——the ten most popular songs now请简要说原因~thank you