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雅思小作文流程图 地图题PPT课件

• 第二步就是把粉传送到搅拌机搅拌。 The second step is to deliver the powder to the mixer, where it is mixed.
定语从句在流程图中的作用
• Which • When • Where
定语从句练习
• 1 这些小麦被运到工厂,在那里被加工成各种各样的食品。 • 2 污水最终流入海洋,在那里杀死了大量的海洋生物。
Three main stages are shown on the diagram. Ocean water evaporates, falls as rain, and eventually runs back into the oceans again.
Beginning at the evaporation stage, we can see that 80% of water vapour in the air comes from the oceans. Heat from the sun causes water to evaporate, and water vapour condenses to form clouds. At the second stage, labelled ‘precipitation’ on the diagram, water falls as rain or snow.
At the third stage in the cycle, rainwater may take various paths. Some of it may fall into lakes or return to the oceans via ‘surface runoff’. Otherwise, rainwater may filter through the ground, reaching the impervious layer of the earth. Salt water intrusion is shown to take place just before groundwater passes into the oceans to complete the cycle.
要点总结
• 流程图以描述为主,比较较少 • 需要表达图中出现的所有信息 • 时态比较单一,基本使用一般现在时 • 结尾一般表示该流程总共分几步
生物生长图写作要点
• 多涉及时间的叙述,表达方式有: It takes + 时间 + to do This stage lasts for… After/During a period of…
紧接着第二阶段会持续两三周,每个卵里面的胚胎embryo会发育 成一个毛毛虫。
范文解析
流程图模板
• The flow chart/ diagram shows/ illustrates the process/ procedures of …/ how +从句 • In the first phase/ Firstly • In the second phase/ after that/ and then • It is followed by … • Before / after • Thirdly • In the final stage…
首先,将石灰石和粘土放在压碎机里压碎成粉状。(crusher) At the first stage, limestone and clay are crushed by the crusher into powder.
• 直接用完整句子表达 • The process starts from/ ends with …. • The first/ second step is …. • The beginning of the whole cycle is marked by …
• 3 太阳产生大量的宇宙射线(radiation)请者必须先去登记中心(registration centre), 在那里接受体检。
工序图常用连词和动词
传送 deliver, send, transfer, transport
转化 convert into, transform into
流程图
---雅思写作第二讲
分类
• 工序图 描述产品如何制作 以被动语态为主
• 生物生长图 描述生物如何成长 有时间跨度,以主动语态为主
工序图常用表达
• 表示不同阶段的句式: 介词短语/分词短语,+句子
At the beginning of the cycle, + 句子 At/ During the initial/ first/second/next stage, +句子 In the final/next phase, + 句子 Entering into the first/ next stage, + 句子
使用 utilise, use, employ
连接词 Afterwards, subsequently, then, in the next step, after that, next, finally
工序图写作要点
• 确定几步,何处开始 • 确定材料 • 确定工具 • 确定动词
范文解析
The picture illustrates the way in which water passes from ocean to air to land during the natural process known as the water cycle.
最后一个阶段里毛毛虫caterpillar变成蛹pupa,通常持续两小时。
单词使用
• 大多数单词都是不及物动词,所以多使用主动语态。 grow, hatch, emerge, take place, occur, start, begin 等
固定词组搭配 distinct stages grow to maturity the cycle starts anew
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