为什么是serve all kinds of food而不是serve all kinds of foods?火急火燎的求助呀……

为什么是serve all kinds of food而不是serve all kinds of foods?火急火燎的求助呀…… all kinds various/all kinds of all kinds of 英文翻译 of all kinds all kinds of tricks all kinds of folk all kinds of women How many kinds of sandwiches does this restaurant serve? 为什么是what kind of movies?用kind不用kinds? More and more young people are trying todo something ( )the old.为什么是serves,而不是serve. first come,first_____(serve)为什么是served而不是to be served? serve serve serve 是all kinds of food 还是all kinds of foods? beyond all 为什么是beyond 英语翻译用上all kinds of