Cattle ____ chiefly _____ grass.A.feed ;on B.fe
问题描述:
Cattle ____ chiefly _____ grass.A.feed ;on B.fe
Cattle ____ chiefly _____ grass.
A.feed ;on
B.feeds;on
C.give;to
D.feeds;for
答
题干是说:牛主要是以草为食(靠吃草过活).feed on:短语,意思是“靠吃什么过活”,cattle一词类似people,是复数.所以此题选A