when and where to hold the sports meeting isn't decided,为什么不用aren't

when and where还是where and when when and where to build the new factory___yet when and where 为什么是同一概念? where and when to go is a question.where and when to go are question.哪句是对的? 用who,when why how where提问,并回答Dick was seven years old, and his sister, Catherine, was five. One day their mother took them to their aunt's house to play while she went to the big city to buy some new clothes. The children played for an ho You Know How and When and Where and What To Say,帮我翻译下, When and where的意思 When and where to build the factory 后面谓语动词用单数还When and where to build the factory 后面谓语动词用单数还是复数? _____ we ever meet again I hope he remembers to thank me.A.If and when B.When and where C.If and what D.When and how who and who?when and where? they want to know when and where the boy ____.(bear)quick When and where to build the new school ___________ (not decide) yet . when and where to build the school谓语动词用什么 When and where to build the new school _______( not decide) yet. When and where to bulid the new factory ＿yet(not decide) When and where to build the factory is unknown.句子的主语是单数吗 When and where to go for the holiday__?___yet.请问问号那里填写什么. when and where to go for holiday have not been decided yet.这句是用have还是has when and where to go for my holiday__not been decided yet.填have?has?为什么?