welcome to back home 为什么不对?

welcome to back home 为什么不对? welcome to back home.这句话哪儿错? Welcome back to home .这句话哪儿错? boys and girls,welcome to back home错在哪儿 Welcome back to school. welcome back to schoo welcome back to Welcome to back改错 I want to go home 这句话对吗?welcome to back home 为什么不对？ Welcome to home 选择题Welcome back 什么 A at hone B home C to home 为什么welcome back to school前面有to,而welcome back home不能加to?school和home不都表示地点吗? welcome back () home括号里填什么 Welcome back to school是什么意思 Welcome back to school.中文 Welcome back to scool.中文翻译 Welcome back to here改错 Welcome back _____ .A.school B.factory C.to home D.homeRT.