延安市宝塔区第四中学高一年级第一学期英语学案 编 号 学习内容 主编人 姓 名 学 习 目 标 学习重点 学习难点 学法指导 康菲 姜莉 B1-M5-1 教学反思 周次 课型 8 阅读课 3课时 合 作 探 究 课 题 Module5 A Lesson in a Lab 3. It is hard to think of a world without metals. 本句译为： 剖析:It在此作 ,动词不定式to think of...作 ,without metals是表示条件的一个介词短语,作 修饰 。 类似的还有It is important/difficult /necessary to do sth. etc.构成“It is /was +adj.+to do sth.”的结构。 ★拓展：it 用作形式主语的常见结构： a. It is our duty to protect the environment. It is /was + adj./n.+ to do sth. b. It is impossible for a child to reach that apple. c. It is kind of you to show me the way. d. It is no good reasoning with him. e. It is suggested that the project should be completed soon.
Introduction & Reading and Vocabulary 审核人 班和组 李彩虹 审批人 组 评 马鲁敏 本节课时 师 评 学会如何读写分数，小数及百分数；理解文章句子和段落并获取信息；会运用本模块所学语言知识描述科学实验。 精读与泛读结合，理解文章，学习文章中新词汇和短语。 掌握并熟练应用所学新词汇、短语和句型。 通过课文中的具体运用，掌握词汇学习的方法；阅读方法的了解与运用。 学 习 过 程 4. The reaction of metals with these substances can be put in order. 剖析:put...into order 用……顺序进行排列；in order 有序的（地）；out of order 无序的（地），杂乱无章的（地）；in good order 井然有序；in bad order乱七八糟地 翻译：房间里所有的东西都杂乱无章，可她很快就将它们收拾得井井有条。 重点单词： 1液体n. 气体n. 固体n. 2.膨胀vi. （反义词）vi. 3物质 n. 4.混合物 n. 5.氧气 n. 6.电 n. 电的，电力的adj. 带电的，发电的，adj. 7.结论n. v. 8.反应n. vi. 自 9.部分的，局部的adj. 10.生锈vi. 11.铜n. 12.主 煮，煮沸vt. 煮沸的，烧滚的adj. 沸腾的，极热的，汹涌的adj. . 学 习 重点短语： 5. Here is a table with the metals that react most at the top, and the metals that react least at the bottom. 剖析:Here is...是一个 结构,主语是 ；with the metals that react most…, and the metals that react least….是一个with+ n.+介词短语作补足语的独立主格结构,作 ；that react most和that react least是定语从句各自修饰metals。 ★以地点副词here, there等或时间副词now, then等开头，后面的动词是be, come, exist, fall, follow, go, lie, stand 等，主语又是名词时，句子要完全倒装。 翻译：公共汽车来了。 . 1. Does matter whether he can finish the job on time? A. this B. that C. he D. it 1.learn from 2.react with 3.follow one’s instruction 4.the same as ;all/just the same at the same time ; 5 keep out of 6.fill with 7,add to 10.找到，发现 11.前往某地，把……放置 12.科学实验 1． Read passage A & B, then finish the following exercise. a. What can we get if one substance reacts with oxygen? The same substance, an oxide or other things? b. If you do a simple scientific experiment, you should follow which steps? Try to put these words in order, aim, method, conclusion, result, and apparatus. c. In passage B, there is a sentence“Iron does not rust in air-free water”, the “air-free water” means air is free in water or water that has no air in? 8. 在……的底部 在……的顶部 9.使……有条理/整齐 2.短文填词（根据课文内容补全短文）。 Metals are widely used in our daily life. So it is important to know how they react with different . For example, when calcium is in oxygen, it burns to form an while iron only reacts slowly. Potassium with cold water but copper has no reaction with water or . In chemistry, the of metals with other substances is . Here is an experiment which shows us how iron reacts with air and water. When air is dry, iron doesn’t .Even if iron is out in water, it won’t rust if there is no air in the water. That’s to say, iron doesn’t rust in water. Iron rusts only if it is put in water. 2. Everyone fails now and then. It’s how you ______that makes a difference in life. A. do B. react C. act D. forget 3. It is a(n) ______ knowledge that the speed of light is faster than that of sound. 课堂检测 A．ordinary B．common C．formal A．expanded D．professional D．formed 4.In a chemistry experiment，our teacher showed us how iron ______ when it was heated. B．contracted C．rusted 5. We chose another route in order to ______ the heavy traffic on the main road. A．keep up with B．add up to C．make sure of D．keep out of 6. Two-thirds of the land _____ covered with water. A. are B. is C. were D. have been 我的收获 小结 我的问题
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