One day somebody sent Cao Cao an elephant.Cao Cao wanted to know its weight,but there was nothing big enough to weigh it on.Cao Chong told his father he could weigh the elephant if he had a big boat and a lot of heavy stones.Cao Cao and some other people were very surprised,but still he ordered his men to get everything ready.When they led the elephant down into the boat,the water came up,then Cao Chong marked the water line.Then they drove the elephant onto the bank and put the heavy stones in the boat until the water came up to the same line.At last,Cao Chong told the men to weigh each of the stones.In this way,he weighed the elephant.
最新问答: 将4.4g二氧化碳通入200g的4%的氢氧化钠的溶液中,恰好完全反应,求反应后溶液中溶质质量分数 Eating healthy food is very good for us同义句 充分煅烧某碳酸镁和碳酸钙混合物,可得到由两种氧化物组成的固体残留物.固体残留物无损失,经称量知其质量是原混合物质量的一半 为什么同一物种冠以不同类群名称? 《钢铁是怎样炼成的》分析第一章中保尔的人物形象(综合情节) “我要创造的奇迹你知道”用英语怎么说? 江南雨汪国真 1.第一节诗在全文中有什么作用?2.用简洁的语言概括江南雨的特点 3.诗歌的 什么反应是放热反应 甲、乙两车同时从A、B两地相向而行,甲车的速度是每小时60千米,乙车的速度是每小时40千米.当两车相遇后,甲车继续前行直 春字开头的诗.又关于花的诗句 某食品厂2月份用面粉5吨,3月份4.5吨,3月份比2月份少用百分之几? 用这些单词造句,拜托啦 以 青春 为主题写一首诗或词 ()不绝 晨光()() 先,再,最后,造句 ()草()茵 名列前() 和()可亲 用“_____ ”画出句中的错别字,并将正确的写在括号里。 有一群鸽子和一些鸽笼,如果每个鸽笼住六只鸽子,则剩余3只鸽子无鸽笼可住;如果再飞来5只鸽子,连同原来的鸽子,每个鸽笼刚好 如果姐姐给我6支铅笔,那么我的铅笔将是她的3倍.如果妹妹给我6支,那么我俩的铅笔数一样多. 态度温和,小声说:( )言( )语 跪求《小题巧练》数学必修四81~84页的答案 人体的血液占体重的十三分之一,血液里三分之二是水,爸爸的体重是78千克,他的血液大约含水多少千克?