您的位置: 首页 > 作业答案 > 英语 > Is it a pen?否定回答用No,it's not.和No,it isn't.哪个对 Is it a pen?否定回答用No,it's not.和No,it isn't.哪个对 分类: 作业答案 • 2022-01-09 18:04:51 问题描述: Is it a pen?否定回答用No,it's not.和No,it isn't.哪个对 答 都对