one by one前面动词用单数还是复数 they each answer还是answers the question

one by one前面动词用单数还是复数 they each answer还是answers the question one of the +n.复数谓语动词用单数还是复数,one of +n.复数呢? one of the 跟one of 后面跟定语从句,谓语动词用单数还是复数 one of the加可数名词复数后面的谓语动词是用复数还是单数 only one of,the only one of 做主语,谓语动词分别用单数还是复数?尤其是only one of no one 作主语,谓语动词用单数还是复数 EACH后动词用单数还是复数? one more apples还是one more apple谓语动词用单数还是复数, one-fifth of the five apples 做主语,谓语动词用单数还是复数啊? one of the 后接可数名词的单数还是复数谓语动词用什么 当one of the books做主语,谓语动词用单数还是复数 one and a half years 谓语动词用单数还是复数?one year and a