三年级下册英语课件 Unit 5 Plus and minus 牛津译林版 (共15张PPT)

Unit 5 Plus and minus 7:00 11:05 14:15 16:13 20:10 21:20 What’s the time? 17:12 9:00 16:11 3:18 How many…can you see?I can see… thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty one eleven two twelve three four five six seven eight nine ten thirteen fourteen fifteen sixteen seventeen eighteen Nineteen twenty Listen and say the next（后）number. Listen and say the number before(前）. PUZZLES: 1,3, __ ,7, __, ___. 10, ___,14， 18， __. 11,13,___,17,___,___. 5 9 11 12 16 20 15 19 21 Magic eyes A:How many……can you see? B:I can see……. 8 14 10 5 7 12 6 10 15 13 What’s…plus…? It’s twenty. 11 11-6= 9-4= 7-2= 12-8= 10-1= 14-7= 6-4= 13-5= 8 9 7 4 5 2 12 商品 价格（元） 8 6 9 10 What’s …plus…? It’s…. 商品 价格（元） 5 6 4 10 What’s…minus…? It’s…. Thank you $$