Why did people build this?

Why did people build this? did,build,people,why,this 连词成句 是不是 ：Why did people build this? 用英语介绍万里长城 （要求回答以下问题,）length?width?height?when did it build?How did people build it?Why? Why did the people Why do people build ice fishing huoses翻译 Why did people choose the name Greenland 把下列句子改写成被动语态:when did the people build the bridge? people ,ago ,did ,the ,build ,time ,long ,a ,bridge ） 连词组句 A:How did the Chinese people do the work to build the wall?B:_________________ why did people burn their nameson their farm animals why did people burn their names their farm animals Why did you decide it so fast? why people like to think more ? Why did people start killing animals 同义句( )did people start killing animals ( 括号里填什么 英语翻译why did the writer complain to the people behind him? When did Chinese people start to celebrate Chinese New Year? How?Why? why did the writer complain to the people behind him谁知道全文,求全文翻译 Why did the Native Amerians fight white people?I need the answer! why did Nelson Mandela turn to violence to make black and white people equal?