三道英文选择题,简单说下原因

题目

三道英文选择题,简单说下原因
43,we come to a place ______ they had never paid a visit before.A,which B,in which C,on which D,to which 44,Is this lab ______ they visited yesterday?A,which B,the one C,that D,to which 45,The factory ______ you visited belongs to the lies.A,where B,which C,what D,when

答案

1 D pay a visit to 固定用法,把介词to 提前
2 B
the one they visited yesterday
其中they visited yesterday作the one 的定语从句,the one 是先行词.省略关系代词that.
3 B 引导作visit 的宾语
加油!不明白再问!