访友脚印
三位数乘两位书（2）教师：秦仕祥 总第 2 课时
| 课题 | 三位数乘两位数 | 课时 | 2 | 授课时间 | | |||||||
| 教学 目标 | 1、使学生认识升和毫升，并通过观察实际生活中1升的饮料建立1升的空间观念。 2、使学生学会应用比较的方法选择适当的单位表示液体的体积。 | |||||||||||
| 重点 难点 | | |||||||||||
| 教具 学具 | | 板书 设计 | | |||||||||
| 预习 要求 | | |||||||||||
| 教师活动内容、方式 | 学生活动内容、方式 | 备 注 | ||||||||||
| 一、训练 1、口算：教材第2页的第5题。 2、计算下面各题 87×59 345×46 305×46 二、课堂练习 1、第2页的第6题 两题一练后及时评讲，发现问题进行纠正。 2、第2页第7题 先出示图片、再出示信息： 火车评讲每小时行112千米，大约13小时行完全程。 汽车评讲每小时行105千米，大约12小时行完全程。 3、第3页的第8题 4、第3页的第9题 5、第3页的第9题 6、第3页的思考题 1 0 2 × 4 5 5 1 0 4 0 8 4 5 9 0 9 7 × 3 2 1 9 4 2 9 1 3 1 0 4 | 学生先计算，然后评讲： 重点评讲305×46 学生练习： 学生先提问题，再列式计算解答。 112×13＝1456（千米） 学生先提问题，再列式计算解答。 105×12＝1260（千米） 学生解答：821×12＝9852（元） 学生解答： 方法一：115×45＝5175（字） 方法二：5300／45＝117（字）……35 学生解答 1、537×16＝8592（元） 2、845—537＝308（个） 308×13＝4004（元） 学生先思考解决，最后评讲。 | | ||||||||||
| 教 后 记 | | |||||||||||
One of the largest decisions that wig wearers ought to build is whether or not they need to possess an individual's or artificial ones. Obviously, there’s nothing wrong with having each, however Gatlin says it’s vital to understand the benefits and drawbacks of every.While a high quality human hair wig won’t be low-cost, and can need an equivalent daily maintenance of your real hair and may react to weather (frizz, loss of curls), it’s additionally additional versatile and tangle-free. On the contrary, an artificial wig is typically more cost-effective and needs very little to no maintenance. At an equivalent time, you’re sacrificing skillfulness and can most likely got to replace additional typically than an individual's one.Both designs are often created into a lacefront, that is best delineate as a wig with a mesh hairline. Gatlin says, “The mesh or ‘lace’ ought to have neutral tone that may mix with the skin tone and appears invisible once applied to your hairline.Again, your selection is basically a matter of preference and modus vivendi, 2 stuff you ought to contemplate before shopping for. As somebody World Health Organization is consistently on-the-go and customarily lazy together with her hair routine, I fell taken with with my micro-twist wig as a result of I may throw it on and run out the door in no time.The Greek deity Air Georgia home boy 90/1 could be a new hybrid vogue that 1st born within the OG University Red colorway. The sneaker simply created its debut overseas in another OG theme of optical device Blue this August. The sneaker’s Air Georgia home boy one higher is roofed in white mesh and contrastive animal skin overlays in black and light-weight gray for the Swooshes, whereas the pop of optical device blue is value-added on the tongue disapproval, higher eyelets, and exterior of the visible Air Georgia home boy padding. Finally, a white rubber sole crack it all off.Retailing for $140, explore for the Greek deity Air Georgia home boy 90/1 optical device Blue at Greek deity stores overseas these days, however a stateside drop is returning presently. continuously keep it bolted to KicksOnFire for the most recent in sneaker news, unharness dates and wherever to get your favorite kicks.human hair wigscheap lace front wigsfull lace wigslace front wigshuman hair lace front wigssynthetic wigswigs for womencheap human hair wigscheap synthetic wigscheap wigs for womencheap bob wigsafrican american wigs cheapafro wigs cheapcheap full lace wigscheap curly wigscheap cosplay wigscheap wigs for mencheap costume wigscheap hair extensions
cheap nike shoes nike air maxnike air max 90 roshe run women roshe run mennike force 1nike air max 90 womens white white roshes mens roshes women cheap air max 90 air max 270 mens nike air max 1 mens cheap nikes online nike sb janoski nike skateboarding shoes nike air force one men nike air force 1 low black huaraches nike huarache womenair max 270 air max sale nike air max saleair jordan 4
