四年级英语上册 Unit 3 Numbers and animals Part B课件2 （新版）闽教版

Unit 3 Numbers and Animals Part B 13 1815 40192030 7050 6080 9017 Lets learn How much is . and .?Its.16+2= 16+3=14+3= 15+5=15+1= 17+3=eighteenseventeensixteen twenty twentynineteen How much?13 + 18 = ?thirty-one31 How much?18 + 26 = ?forty-four44 How much?25 + 28 = ?fifty-three53 How much?37+ 41 = ?seventy-eight78 30 thirty40 forty50 ?fifty比一比，找一找总结：在整十的数字单词后加-，再加数字。354453 thirty-fiveforty-fourfifty-three 2个人一个小组，小组协作，一问一答。 从固定数字区间里随意写出一个数字，猜猜老师抽的是哪张。 单词：thirty-six forty-four fifty-three句子：(加法表达)How much is sixteen and twenty?Thirty-six. 1.听录音，熟读课文。2.完成活动手册 Unit 4 Part A。