Is it in the factory ______ you visited last week ______ this kind of car is made?

  A. /; that           B. where; when        C. where; that     D. /;when

Is it in the factory ______ you visited last week _______ this kind of car is made?

A. that; that　　 B. which; where　　 C. where; which　　 D. which; which

Is it in the factory＿＿ you visited last week＿＿this kind of car is made﹖

1. A.
   /；that
2. B.
   where；when
3. C.
   where；that
4. D.
   /；when