my father is coming back ( ) a week .括号里面填那个介词,为什么?

My father is coming back from England in about a month. my father is not coming back untill next Tuesday? my father is going to return back next week 改错 my father will come back after a week 哪里错误 My father will come back in a week. my mother is( ) work,but my father is a( )visit to japan 填介词 My father will come back in a week .同义句转换（ )( )a week ()my f My father is a good (cook).怎么填,为什么 ____is she coming back?-In a week he's father is ( ) work 括号里填介词 my father is 【】 engineer.括号里填什么?1、a 2、an 3、不填 My father （）to Japan last week.He will come back in a week.（