Could you tell me-----后面接宾语从句时,宾语从句是否用过去时?

题目

Could you tell me-----后面接宾语从句时,宾语从句是否用过去时?
比如说Could you tell me后面的宾语从句用现在时态,不用过去时态呗!
也就是说：是Could you tell me where the school is 还是Could you tell me where the school was
望赐教

答案