It is no reasonable reason 哪儿错了

It is no reasonable reason 哪儿错了 “Is that a backpack?-No,it is not.”这句话哪儿错了? There is no reason, no course, It only result!是什么意思? there is no reason. He thinks it is a good news 哪儿错了 how fine wather it is哪儿错了 It is fun under the sun.哪儿错了? there is no reason why No matter there is no reason.(急) it is china dish .i like it very much.哪儿错了 is that your pen? NO,it is. 哪里错了? l have no reason for it.lt is only a feeling的意思