1、认识时间,人教版二年级上册,我有一个好朋友，嘀哒嘀哒不停走，叫我学习和休息，真是我的好帮手。这是什么？,钟表,钟表可以告诉我们什么？,时间,你能说出你什么时间做什么吗？,请说一说图上画的是什么，钟表上表示的时间是多少？,你能说出钟面上的时间吗？,3,3：00,（ ）时,分针,时针,12,3,4：00,（ ）时,4,（ ）时,8,8：00,3：00,9：00,6：00,12：00,分针,时针,3,4,5,6,7,8,9,10,11,12,2,钟面上有（ ）个数字,12,一共有（ ）个大格,每个大格里有（ ）个小格,12,5,一共有（ ）个小格,1,2,3,4,5,7,6,8,11,12,10,9
2、,5,10,15,( ),1,2,3,4,( ),每个大格里有（ ）个小格,5,1,2,3,4,5,7,6,8,11,12,10,9,5,10,25,30,20,15,60,35,40,45,50,55,每个大格里有（ 5 ）个小格,一共有（ 60）个小格,11,12,10,1,2,3,4,5,6,9,8,7,钟面上有12个大格,有60个小格,11,12,10,1,2,3,4,5,6,9,8,7,时针走1大格是1小时,11,12,10,1,2,3,4,5,6,9,8,7,1,分针走1小格是1分。,12,1,2,3,4,5,6,7,8,9,10,11,1分钟有多长呢？,11,12,10,1,2,
3、3,4,5,6,9,8,7,5,分针走1大格是5分。,11,12,10,1,2,3,4,5,6,9,8,7,5,10,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,5,10,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,11,12,10,1,2,3,4,5,6,9,8,7,5,10
4、,15,20,25,30,35,40,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,50,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,50,55,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,50,55,60,1,2,3,4,5,7,6,8,11,12,10,9,1时=60分,分针走一圈，时针走一个大格。 1时
5、 60分,=,11,12,10,1,2,3,4,5,6,9,8,7,12：00,11,12,10,1,2,3,4,5,6,9,8,7,1：00,11,12,10,1,2,3,4,5,6,9,8,7,1：多,11,12,10,1,2,3,4,5,6,9,8,7,1：多,11,12,10,1,2,3,4,5,6,9,8,7,1：多,11,12,10,1,2,3,4,5,6,9,8,7,2：00,11,12,10,1,2,3,4,5,6,9,8,7,4：00,11,12,10,1,2,3,4,5,6,9,8,7,4：多,11,12,10,1,2,3,4,5,6,9,8,7,4：多,11,12,10,
6、1,2,3,4,5,6,9,8,7,5：00,11,12,10,1,2,3,4,5,6,9,8,7,9：00,11,12,10,1,2,3,4,5,6,9,8,7,9：多,11,12,10,1,2,3,4,5,6,9,8,7,11,12,10,1,2,3,4,5,6,9,8,7,11：多,11,12,10,1,2,3,4,5,6,9,8,7,12：00,11,12,10,1,2,3,4,5,6,9,8,7,11,12,10,1,2,3,4,5,6,9,8,7,11,12,10,1,2,3,4,5,6,9,8,7,5,4时,4：05,5分,11,12,10,1,2,3,4,5,6,9,8,7,5
7、,4：15,10,15,11,12,10,1,2,3,4,5,6,9,8,7,5,4：30,10,30,20,25,15,4时半,11,12,10,1,2,3,4,5,6,9,8,7,5,4：45,10,30,20,25,15,35,40,45,11,12,10,1,2,3,4,5,6,9,8,7,4：55,30,35,40,45,50,55,11,12,10,1,2,3,4,5,6,9,8,7,5：00,30,45,15,谁最棒？,715,120,525,845,1150,730,740,800,120,1045,955,605,930,640,935,你现在能读出这个钟面上的时间了吗？,你有什么收获？,作业：,1、完成教材“练习二十三”的第1题。2、完成教材“练习二十三”的第2题。,请珍惜每一分，让生命更有价值！,谢谢！,U盘、电脑坏了？教学资料不见了？以前的资料没保存？每一届重复劳动？找不到精品课件、试题、教案反思？各大文库价格昂贵？来【163文库】吧，你可以：上传分享资料赚取零用钱；上传资料，永久保存，方便下届使用；百万教学资源供你下载；创建你的教学空间，分类收藏存储资料；【平台地址：】,
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