【良品课件】冀教八年级英语下Unit4教案

1、Lesson 25: Lets Do an ExperimentTeaching Content:Mastery words and expressions: science, experiment, fill, proveOral words and expressions: theory, jar, upside, observe, right, side up, upside downTeaching Aims:1. Use the Simple Present Tense.2. Express certainty and uncertaintyTeaching Important Points:1. Learn to express sequence;2. How to express an experiment.Teaching Difficult Points:Express certainty and uncertaintyTeaching Preparation: jar, cardboard, waterTeaching Aids: audiotape, flashc

2、ards, jar, cardboard, waterType of lesson: new lessonTeaching 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 gues

3、s what the experiment is. Ask the students to say it in English.Step3. Read the text silently and answers the following questions.1. Whats a theory?2. Whats 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

4、 hear clearly?Step6. Come to “Lets Do It.”Divide the class into two groups. One group thinks the floor will get wet. The others think it wont. Let them discuss in class. Pay attention to telling the reasons.Step7. Homework1. Review the next lesson.2. Finish off the activity book.Summary:The experiment is the main part of the text. If we have time, do it in the class. Then ask them to describe what they see. Give a report to the class. If the time in class isnt enough, let the students do the exp

5、eriment after class. Then report the result to the class. The teacher can do the experiment for the students, too.Lesson 26: One Wet Danny?Teaching Content:Mastery words and expressions: forceOral words and expressions: swimsuit, observation, turnoverTeaching Aims: 1. Use the Simple Future Tense to describe the thing that will happen.2. Grasp the knowledge by doing the experiment. Enjoy the experiment and finish it by students themselves.Teaching Important Points:1. Grasp the Simple Future Tense

6、.2. Talk about the experiment process.Teaching Difficult Points:Some words and expressions, such as: talk about, talk to, tell sb., ask sb. to do sth.Teaching Preparation: jar, cardboard, water, picturesTeaching Aids: audiotape, flashcards, pictures, jar, cardboard, waterTeaching Procedure:Step1. Review Lesson 25.Let some students talk about the main idea of Lesson 25.The teacher and the students can ask:1. What do we use in the experiment?2. How do you turn the jar full of water upside down?3.

7、What do you cover on the jar?4. Whats your theory?Step2. Do a survey:1. How many students have done the experiment? 2. Whats the result?3. How many students think Danny is going to get wet?Report it to the class.Step3. Listen to the tape and let some students ask the following questions:1. What are they talking about?2. Who will do the experiment?3. What will happen to the water in the experiment?4. What will keep the water in the jar?5. What will they do after the experiment?Step4. Read the tex

8、t silently and check the answers. Read it in roles in class in individuals or in groups.Step5. Let some students act the dialogue out in front of the class.Step6. Come to “LETS DO IT.”Do the experiment in groups. Let the students observe the experiment carefully. Then give a report to the class about what it is like. Do anyone get wet in the experiment? Why?Step7. Homework1. Finish off the activity book.2. Go on the next reading in the student book.Summary:This passage is about the two opinions

9、to the experiment. Why do you think so is the main explanations. Let the students have a brainstorm. The teacher walks around and helps them if it necessaryLesson 27: Danny the “Dry-o-saur”!Teaching Content:Mastery words and expressions: surprised, examine, discover, explain, enough, liquid, solid, spoon, add, mix, pourOral words and expressions: weird, mud, cornstarch, spoonful, dissolve, pressTeaching Aims:1. Ask the students to observe and report it to the class.2. Increase students interest in English.Teaching Important Points:1. Describe an experiment in English.2. Improve the students spoken English.Teaching Difficult Points:Some words and expressions that used in the experiment.Teaching Preparation: a bowl, a spoon, cornstarch, waterTeaching Aids: audiotape, flashcards, a bowl, a spoon, cornstarch, waterType of lesson: new lessonTeaching Procedure:Step1. Ask the students what we can do with the things that we brought to the class. If they can do somet

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