When is the UN building open? 请帮翻译一下?

When is the UN building open? 请帮翻译一下? When and where to build the factory is unknown.句子的主语是单数吗 Is China in the UN? when was the Nanpu Bridge build? when the teacher come un快 WHEN AND WHERE TO BUILD THE FACTORY____YET?( )A.IS NOT DECIDEDB.ARE NOT DECIDEDC.HAS NOT DECIDEDD.HAVE NOT DECIDED when and where to build the new factory not decided yet.这里为什么用is 而不用are? when and where to build the new factory__ yet.is not decided has not decided谓语动词为什么用单数? when and where to build the new factory / yet.a:is not decided; b；has not decided; when and where to build the new school _______.（要解析）A.is not decided B.has not decided when and where to build a new park in the city .to be disscussedA.remainsB.remainC.is remainedD.are remained When and where to build the new power plant ___yet A has not decided C is not decided 英语单选题：When and where to build the new factory ______ yet?When and where to build the new factory ______ yet?A.is not decidedB.are not decidedC.has not decidedD.have not decided Where is the UN building是什么意思 When did they build the house?改被动 帮我看看这句话,对不对?英文的IF permitted i'll build customer contact information ,when there is the suitable products I will recommend the customers. destiny is the bridge you build to the one you When and where to build the new school （ ）A：is not decided B:are not decided C:has not decided D:have not decided