Is this the first factory the one some foreigners visited ye

Is this the first factory the one some foreigners visited ye Is this the first factory ***some foreigners visited yesterd This is factory the one you visited. Is this factory (the one)I visited last week . 这个句子错在哪里?this school is that some foreigners visited the day Is this the factory( )we visited yesterday? Is this factory the one you visited last week.这里只能用the one,不 Is this factory the one you visited last Sunday,为什么要用the one Is this the research center____the foreigners visited last w Is this factory the one you visited last week.变成陈述句怎么变.是This 1、Is this factory （ ）you visited the other day?A、the one B、t This factory is ______ the one we visited last week.正确答案是the