钟面上,最粗最短的指针是();又细又长的指针是();最细最长的指针是()。钟面上,有()个大格子,有()个数。我知道时针分针秒针12128时8:003时3:006时6:00分针长长指12时针指几是几时6时3时8时8:003:006:001239612451110871239612451110871239612451110871239612451110871239612451110871239612451110871239612451110871239612451110872时半1239612451110871239612451110871239612451110872时半2:308时半8:3010时半10:301236912451110878时8:001236912451110871236912451110871236912451110871236912451110871236912451110871236912451110878时半1236912451110872时1236912451110871236912451110871236912451110871236912451110871236912451110871236912451110872时半12369124511108712369124511108712时12369124511108712369124511108712369124511108712369124511108712369124511108712369124511108712时半作业:为自己设计一份快乐周末的活动时间表。小结:这一节课你学会了什么?连一连过1小时是几时?4时10时6时