potatoes ( ) A is a vegetable B are a vegetable Cis a kind of vegetable D are vegetables 请大家帮忙看看选哪个合适 ,为什么?
人气：175 ℃ 时间：2020-03-25 05:59:45
解答
B.are are kind of vegetable Potatoes are a kind of vegetable. 马铃薯是一种蔬菜. potatoes是复数,显然后面不能是a vegetable,从而可以否定A is a 也与主语s不一致,否定C D.虽然与主语一致,但它只是一种蔬菜,因此不能用vegetable（这里是指种类）
