Unit 1 Classroom适合北京小学1年级学生学习Echo（师敏杰）老师：优秀新概念、剑桥英语教师，拥有十余年的教学经验。现致力于线下、线上教学，积极探索英语教学新方法和中小学升学考试、考级新动向。
Give me a ruler， please. Here is a pencil. Here is a pen.Here is a bag.Thank you. You're welcome.这有一个书包。不客气!Let's sing!
