Is this the school that he studied ten years ago?哪错了?为什么?

Is this the school that he studied ten years ago?哪错了?为什么? 1.Is this the school ___you studied ten years ago? This is the school ____I studied three years ago. This is the school ______ I studied three years ago . It was in the school ________ he studied ten years ago _____ This is the school.I studied in this school five years ago. The school ( ) I studied ten years ago is ( )we visited yest Is this the factory（ ）he worked ten years ago?A.that B.where Is this the factory __________ he worked ten years ago? It is in the school ___ he studied ten years ago___ he gave this is the school where/in whicn i studied five years ago.可 Is this school_____you studied at 10 years ago? A.that B.the