1、教学设计一、教材分析该部分引入了与本模块有关的词汇，并通过两个练习使学生熟悉这些词汇，同时这些练习也为接下去的阅读活动做了铺垫。介绍了金属的氧化反应，并列出了显示部分金属活动性能的表格。围绕课文，编者设计了六个与课文内容和词汇有关的联系。通过这些练习，学生可以熟悉课文内容和学会使用有关的词汇.二、教学目标1.知识目标1）Get the students to learn and grasp the following important useful new words and expressions in the part:stage reaction electrical equipmen
2、t reaction partial copper oxide rust boil ordinary be put in order react with at the bottom of add to 2）To know some metals and their reactions with some substances2.能力目标 1) Improve the Ss ability in reading.2) To enable the students to know how to read some passages about simple scientific experime
3、nts 3.情感目标 1) Get the Ss to know what is the right methods of doing an experiment.2) Train the ss to love science and have a factual and realistic atttitude towards science. 三、教学重难点重点: To make the students understand and grasp the vocabulary and knowledge related to science and experiments难点: To mak
4、e students learn how to write an experiment report in English四、学情分析本模块中词汇计课文都是围绕了解和学会使用与科技有关的词汇和知识而设计的，学生对于英语实验报告的话题较感新鲜，应利用这一点，让学生对于已经学过的理科实验话题展开讨论，同时通过预习，课堂训练让学生掌握词汇，短语用法，并能灵活运用。五、教学方法 学案导学：见学案 新授课教学基本环节：预习检查 总结疑惑; 情景导入 展示目标；合作探究 精讲点拨；反思总结 当堂检测；发导学案 布置预习。六、课前准备1 学生的课前准备：预习课文，初步理解，查阅资料，尝试练习。2 教师的教学
5、准备：多媒体课件制作，课前预习学案，课后延伸拓展学案，分好小组。七、课时安排 四十分钟八、教学过程Step1 Check(预习检查 总结疑惑)检查落实学生的预习情况并了解学生的疑惑，是教学有了针对性。Step 2: Lead-in1.Show the students the picture of a sword with the help of computer and ask some questions.(1) Guess,w hat was it made of?(2) Do you know other metals?2.learn some metals in the bookpo
6、tassium sodium calcium magnesiumaluminium zinc iron copperStep 3: Reading1.Read Passage A and finish exercises on Page44Choose the best title for PassageA.(1).The Different Uses of Metals(2).The Reaction of Metals(3).The Reaction of Metals with Oxygen2.Read the passage again answer the questions(1)W
7、hich of the metals in the table reacts the most with oxygen and water?Potassium, calcium and sodium.(2)What happens when you heat calcium in oxygen?It burns to form an oxide.(3)Which metals react with steam?Magnesium, aluminium and zinc.(4) Does iron have a slow or fast reaction with steam?It has a
8、slow reaction.(5) Does copper react with water?No, it doesnt.(6)What can we learn from Passage A? It is important to know how metals can react with different substances. It is very useful in our daily life.Passage BStep4:Reading 1.Lead in 2.Scan the passages and answer a question How many stages are
9、 there in a scientific experiment report?Five.they are aim, apparatus, method, result and conclusion.3.Read Passage B and fill in blanks.Iron in dry air Iron in air-free waterIron in ordinary waterCotton woolnailsOilnailsRusty nailsUse of cotton woolUse of oilWhy does ir rust？Step5: Act out Ask some
10、 students to describe the experiment of iron in air-free water.Step6: Task1.Observe an experiment carefully and write down an experiment report.2. Ask some students to read their reportsStep7:sum upStep8: HomeworkDesign a simple experiment about metal in groups of five九 板书设计 potassium sodium calcium magnesiumaluminium zinc iron copper十 教学反思 本课的设计采用了课前下发导学案，学生预习本节内容，找出自己迷惑的地方。课堂上师生主要解决重难点，疑点，进行拓展延伸，以达到提高课堂效率的目的。课中利用课文训练学生的阅读技能，并引导学生运用所学知识和技能和同学进行有关实验的讨论，能够识别本模块中的生词和词语并理解所在句子的含义，培养学生对科学的热爱和实事求是的科学态度。
