two sets of fork and knife（后面两个单词是否用复数）

two sets of fork and knife（后面两个单词是否用复数） a knife and fork 后面接单数还是复数 a knife and a fork 动词用单数还是复数 fork and knife可以变复数吗 Knife-and-fork a fork and knife作主语时,谓语动词是否用单数? knife and fork 类似词组? 二、请用括号内所给单词的适当形式填空. 1.Please pass____（he）a fork and a knife. I a knife use can and fork（.） 例如说horse and cart,knife and fork这类词组怎么变复数呢? there is a knife and fork missing 这里是不是应该是fork and knife呢?