百度试题 题目Lead is themetal used in pencils.? verymostmuchsuch 相关知识点: 试题来源: 解析 very 反馈 收藏
In the European system, B stands for “Black” and “H” stands for “Hard”. The more B’s, the softer the lead and darker. The more H’s, the harder and lighter the lead. The tradition to paint pencils yellow was started in 1890 by the L. & C. Hardtmuth Company of Austria-Hu...
Pencils are very common stationery. A pencil is usually long and thin. It has a wooden body and a lead inside. The lead is usually black or gray. The wooden body is often painted in different colors. Pencils can be used to write, draw and do many other things. We can use a pencil...
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Pencilmakers developed a rating system to tell the hardness of the lead in theirpencils. 铅笔制造商开发了一套评分系统,以判断铅笔中铅的硬度。 Ratingsystem: 评分系统 totell the hardness of the lead in their pencils 是目的状语,说明这套评分系统的作用。 Number1 pencils have the softest lead. They...
Today we still call pencils “lead pencils”. The first pencils were made by putting strings (线) around sticks of graphite. The first wooden pencils were made by Kasper Faber in Germany in 1761. Erasers like those we use today were first made in France by a man named Magellan in 1752...
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Lead in: We have finished most part of Unit 2. And in this period, we will continue to finish section B. But before that, I would like you to review what we learnt before. Step 1: Revision 1.Make conversations a. Can you make conversations with the school things? Example: Is this ...
Step2.Prewriting.Leadin.LookatthepicturesonthePPT,parethem.活动一:头脑风暴:尽可能多的说出自己丢失东西或捡到东西的经历。活动二:用简单的英语描述自己的经历.Step3.Whilewriting.任务一:选择正确的单词或号码补全信息。(指向目标一,检测目标一)评价标准:正确完成信息填写。任务二:完成寻物启事的练习。(指向目标...
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