exist
Me!
Children should say it in unison.
exist
You! At this time, classroom discipline will definitely be what you want.
As for teaching, first-grade children should attach importance to game teaching, and use body language and oral English together to prevent repetitive and boring teaching. For example, what a big question mark can express, animals can imitate their posture, voice and so on to teach. In a word, the key to teaching is heart. Wish you success!