改句子：What's the weight of the elephant?=How＿ ＿the elephant＿?
问题描述：
改句子：What's the weight of the elephant?=How＿ ＿the elephant＿?
答
How much does the elephant weigh?
How much does the elephant weigh?
因为weight是名词,weigh是动词.所以weigh需要用助动词do提问