Unit 4. Electricity2

unit 4. electricity2reading a 课  时 第1课时教学目标 1. 让学生了解科普文章类文章，培养学生的阅读兴趣；2. 引导学生学习有关电的来源、电的流程、使用途径等知识内容，激发学生思维；3. 引发学生思考电是人类仆人的真正含义重点和难点 1. 学习和掌握与电相关的词汇与句型；2. 培养阅读技巧；3. 了解电的产生与输出过程。

教学过程 step1. warming-up1. talk about the cartoon picture on p49.2. discuss some things about electricity.

step2. pre-reading preparation1.    let the students discuss in group, then answering the followindowsg questions. what does electricity look like?how can we know there is electricity.what can we do with electricity?

step3. while-reading1.   look at the title, the picture, the first and the last paragraphs and answer the questions of a1:what is the girl going to buy?what did the boy ask her to do?who or what is the servant in the title?2.   check the answer after the first reading , and ask the student which lines can find the answers.    3.   read the story for the second time and answer the followindowsg questions:did benny often try to fool daisy?can we see electricity?did benny fool daisy successfully?how did benny explain about electricity?4.   read the text for the second time and finish a3 and a4.5. check the answers, then discussing how does electricity make the light bulb shine. 6. read after the tape and translate the whole passage.

step 4. post-reading1. language points2. have a debate: electricity is a good servant or a bad servant?3. find the true meaning of a servant of mankind.

homework: 1.write down the important phrases and sentences.2.finish the exercises on book b and english weekly.教学反思 

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