分类：教育/科学-外语学习-英语考试
问题：这些句子的区别和正误Thegreybuildingiswhere 
The grey building is where the worrs live, and the white one is where the spare parts produced.The grey building is where the workers live, and the white one is where the spare parts are produced.If law and order have not been preserved, neither the citizen nor his propertThe grey building is where the worrs live, and the white one is where the spare parts produced.The grey building is where the workers live, and the white one is where the spare parts are produced.If law and order have not been preserved, neither the citizen nor his property is safe.If law and order is not preserved, neither the citizen nor his property is safe.能给出充分理由?
回答：1.The grey building is where the workers live, and the white one is where the spare parts(are---被动语态) produced.2.The grey building is where the workers （are ---进行时态）liv（e---ing----理由同前）, and the white one is where the spare parts are produced.3.If （the---表示一定历史范围的和法令）law and order （were---虚拟语气的现在时态）（have been--去掉） not  preserved, neither the citizen（+s---泛指） nor (their---语法修饰的一致性)（his---去掉） property （are---主语为复数)(is--去掉） safe.4.If law and order is not preserved, neither the citizen nor his property is safe.（可参照上题）