二年级上册英语课件－Unit 3 Lesson 17 Number 20 ｜冀教版（一起）(共8张PPT)

Unit 3 Lesson 17 Number 20 Let’s learn. twenty 20 Let’s look. I have fourteen pens. I have six. How many pens do they have? Twenty. 14+6=20 Let’s match. 连一连 sixteen seventeen eighteen nineteen twenty See you ! $$