a knife and a fork 动词用单数还是复数

a knife and a fork 动词用单数还是复数 a knife and fork 后面接单数还是复数 a fork and knife作主语时,谓语动词是否用单数? there is a knife and fork missing one and a half years 谓语动词用单数还是复数?one year and a one and a half 加复数名词后面谓语动词用单数还是复数 One and a half ＋复数名词作主语时,谓语动词用单数还是复数 A and B 算复数还是单数 跟动词的单数形式还是复数形式? Here （） a knife and fork for you,括号里要用哪个be动词? a year and a half后接谓语动词用单数还是复数 主语是a boy and a girl,谓语动词用单数还是复数 a boy and a girl 谓语动词用单数还是复数