冀教版英語八下unit4lookintosciencelesson25-28(參考版)
2024-12-12 23:40本頁面
【正文】 Unit 4 Look into Science Lesson 25 Let’s Do an Experiment Teaching Content: Mastery words and expressions: science, experiment, fill, prove Oral words and expressions: theory, jar, upside, observe, right, side up, upside down Teaching Aims: 1. Use the Simple Present Tense 2. Express certainty and uncertainty Teaching Important Points: 1. Learn to express sequence。 2. How to express an experiment. Teaching Difficult Points: Express certainty and uncertainty Teaching Preparation: jar, cardboard, water Teaching Aids: audiotape, flashcards, jar, cardboard, water Type of lesson: new lesson Teaching Procedure: Step1. Teacher brings the jar, cardboard and water to the class. Show them to the students and ask what experiments we can do with them. Let the students show them and explain the reasons to the students. Let the students work in groups and discuss the experiments. When one group is doing the experiments, the others can ask the questions. The teacher can ask questions, too. Step2. Now let the students open their books and guess what the experiment is. Ask the students to say it in English. Step3. Read the text silently and answers th e following questions. 1. What’s a theory? 2. What’s an experiment for? 3. Did Danny read about the experiment? What is it about? 4. Do you think the cardboard can hold the water in the jar? Why? Step4. Read the text carefully and check the answers. Explain some words and expressions to the class. Step5. Listen to the tape and repeat after it line by line. Can the students’ listening good enough to hear clearl
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