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1、 Unit 5 Plus and minus Sorry, youre wrong. (對(duì)不起，你答錯(cuò)了 ） Oh， no. （ 哦，不 ） zoo Lets go to the zoo. 動(dòng)物園里有各種各樣的動(dòng)物 ,請(qǐng)你 來數(shù)一數(shù)各有多少只 ,好嗎 ? Lets go to the zoo. Count(數(shù)一數(shù) ) one two three four five 1+4 =? Whats one plus four? Its five. 5 + 2+5 =? Whats two plus five? Its seven. 7
2、+ 3+6 =? Whats three plus six? Its nine. 9 + 1+4 3+6 2+5 one plus four two plus five three plus six Practice: A: Whats plus? B: Its A:Whats five plus two? 5 + 2 = ? B:Its seven . ? A: Thats right. 7 十 Questions: ? A: Whats eight plus five? 8 +5 =? B: Its thirteen. A: Thats right
3、. 13 Questions: Whats ten plus four? 10 + 4 = ? Its fourteen . ? Thats right . 14 十 Questions: 5 4 3 2 1 15 16 17 18 19 Whatsplus? Its twenty.(20) Questions: fifteen sixteen seventeen eighteen nineteen Sorry, youre wrong. (對(duì)不起，你答錯(cuò)了 ） Oh， no. （ 哦，不 ） 13thirteen 14fourteen 15fifteen 16si
4、xteen 17seventeen 18eighteen 19nineteen 20twenty 12twelve Whats missing ？ Whats nine minus four ? Its five 9-4=? Whats eight minus two? Its six. 8-2 20-4=? A: Whats twenty minus four？ B: Its sixteen 9-4 8-2 20- 4 nine minus four eight minus two twenty minus four 11-6= 9-4= 7-2= 12-8= 10-1= 14-7= 6-4= 13-5= 8 9 7 4 5 2 Questions: 1 2 7 6 3 4 5 A: Whats plus /minus? B: Its A: Thats right. Sorry, youre wrong. Oh, no. Make a conversation 設(shè)計(jì)一份加減法口算試卷 ,與周圍 同學(xué)一起練習(xí)英語表述 . 朗讀并背誦 Unit 5 Part A.
牛津蘇教三下《Unit 5 Plus and minus》（公開課）ppt課件.ppt
