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1、8.1 Manufacturing processes本小节学习重点o1、熟悉相关词汇o2、学会谈论生产过程这一话题o3、练习在阅读过程中寻找具体信息o4、掌握被动语态的用法 graffiti要点解析提示:o除了上表提到的时态变化外,被动语态还可用于以下时态中:现在进行时:be being done(前面的be随人称变化,后面的being固定)过去进行时:was/were being done (being固定)将来进行时:will be being done (being固定)过去完成时:had been done将来完成时:will have been done过去将来时:would be
2、 done过去将来完成时:would have been done准时生产(准时生产(=JIT) 介绍介绍just-in-time Just In Time:JIT的基本原理是以需定供。即供方根据需方的要求(或称广告牌),按照需方需求的品种、规格、质量、数量、时间、地点等要求,将物品配送到指定的地点。不多送,也不少送,不早送,也不晚送,所送物品要个个保证质量,不能有任何废品。JIT供应方式具有很多好处,主要有以下三个方面: 1.零库存。用户需要多少,就供应多少。不会产生库存,占用流动资金。 2.最大节约。用户不需求的商品,就不用订购,可避免商品积压、过时质变等不良品浪费,也可避免装卸、搬运以及
3、库存等费用。 3.零废品。JIT能最大限度地限制废品流动所造成的损失。废品只能停留在供应方,不可能配送给客户。 o本小节学习重点:1、熟悉相关词汇2、学习掌握如何发现与解决问题的相关技能3、练习在听音和阅读过程中寻找具体信息2.Work in pairs. Look at each situation and identity the problem.Then brainstorm ideas to find a Poka-Yoke way of preventing the problems.P80oAnswers1.Somebody has filled the car with the
4、wrong fuel.2.Somebody has got stuck in the doors of a bus.3.The cows are escaping, because the gate was left open.Weve got a problemo4. Work in pairs5. Work in groups of three. Look at the case study. Then read your role cards and follow the instructions. Have a discussion about what you should do to solve this problem. Allow 15minutes for students to conclude their discussions.