在疑问句中,如,where are thEse from?那么是因该用They are,

在疑问句中,如,where are thEse from?那么是因该用They are, these are books.改为特殊疑问句怎么改啊!是用these还是用they替换 Where are they from?They are from Shanghai是什么意思 These are our bags where are____(they)? where are they come from为什么不对? Where are they from?(莱特兄弟) where are they come from?有一处病句 from,are,where,they…… what are these?怎么回答?是用they are 为什么? 他们来自哪里?Where do they come from?为什么是where do 而不是where are These stamps are from Mexico.They are ( )stamps These stamps are from China.They are ( )stamps.