The most important thing about cotton in history is the role__in the Industrial Revolution.A to be played B playing C play D it played.为什么
问题描述:
The most important thing about cotton in history is the role__in the Industrial Revolution.
A to be played B playing C play D it played.
为什么
答
D it played
it指代cotton
the role it played in the Industrial Revolution
意思是棉花在工业革命中扮演的角色