A sheep_____on this kind of grass usually grows much faster than_____on ordinary grass.为什么用fed 而不用feeding

问题描述:

A sheep_____on this kind of grass usually grows much faster than_____on ordinary grass.为什么用fed 而不用feeding
A fed;one
B feeds;the oneC fed;that
D feeding;it为什么选A
我们老师给的答案是A……为什么是fed

第一个空填fed. 因为羊是被喂的,多以用feed的过去分词.第二个空填one.因为one是指代羊,sheep是可数名词,所以用one指代.而that是指代之前出现的不可数名词,例如:1.The information on the Internet gets around much...