英语反意问句

问题描述:

英语反意问句
This is called a chemical change
这个句子变反义问句 是 isn't it 还是 didn't it?

明显是 isn't it ,called意思是“所谓的”,即“这就是所谓的化学改变,不是么?”,called并不是这个句子的谓语.