四年级上册 英语课件-Unit4 -Lesson 1 Let's Do Sums. 川教版(共22张PPT)

Welcome to English Class Let’s chant You clap one , I clap one, You and I clap one one one. You clap two , I clap two, You and I clap two two two。 You clap three , I clap three , You and I clap three three three. You clap four, I clap four. You and I clap four four four. You clap five . I clap five. You and I clap five five five. twenty-one Let’s learn thirty Let’s learn thirty-two forty Let’s learn 30+10= ? forty-three plus fifty Let’s learn 40+10= ? plus Let’s count 20------29 30------39 40------50 PK Games游戏 你反应够快吗？ Good job twenty 47 twenty-one fifty 25 forty 36 thirty-two thirty 14 7 + = ? plus What’s 14 It’s 21 7? Let’s do sums Let’s do sums A: What’s…plus…?B:It’s… 11 + 9 = 14 + 23 = 29 + 20 = 33 + 11 = 40 + 10 = 20 37 44 49 50 Hi, kids. Let’s do sums. OK? Ok. What’s 14 plus 12 ? It’s 25. Yes or no? No. It’s 26. Yes. You’re smart ! 1、At last(最后) ，is Tingting right? Yes. answer the questions. 2、What’s 14 plus 12? It’s 26. Wh