John was given the same suitcase as his father and grandfather ______ with them to school.
 
【正确答案】 B
【答案解析】 根据句意可知,John被给的手提箱应该是他的父亲和祖父去上学的时候用过的,表示过去已经发生过的事情,用过去完成时,故本题选B。