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T: “have to” 意为“不得不”，表示客观上“必须”,“must” 指主观上“必须”。他们后都接动词原形，但“must”没有人称和时态的变化，而have to有人称和时态的变化。 For example: 1. I have to sweep the floor every day. 2. He has to go to evening classes on Friday afternoon. 3. Did she have to go back home yesterday? i) Exercises in class Translate the following sentences into English. 1.我们必须自己动手去做。 2.玛丽必须在英语学习上努力吗? 3.上周日他不得不早起。 4.你没必要为你的功课担心。 5.彼得很累，不得不坐下来休息一会儿。 Keys: 1. We have to do it ourselves. 2. Does Mary have to study hard at English? 3. He had to get up early last Sunday. 4. You don’t have to worry about your lessons. 5. Peter was very tired and he had to sit down and have a rest. j) Homework 1. Read the dialogue and try to make a new one. 2. Make sentences using “have to”. 3. Do exercises on page 79. Lesson 70教学设计示例 Period: The Second Period Properties: Recorder, Overhead projector Teaching Aims: 1. Knowledge aims (1) Understand the text. (2) Learn how to use some useful words and phrases 2. Ability aim Retell the story in your own words. Language Focus: Words and phrases: dream, be tired, wake up, be good for, as soon as, fall asleep, be busy doing, again and again Teaching Procedures: a) Organizing the class T: Greet the students and a student gives a duty report related to what’s going to be learned. b) Revision 1. Check their homework. Ask them to act their own dialogues out. 2. Read some good sentences in the students’ homework. 3. Quiz: Nothing serious. I have a headache and a cough. Let me take your temperature. What does she have to do? She didn’t feel like eating anything. Take this medicine three times a day. c) Leading-in T: talk about the questions in groups. 1. Do you sleep well every night? 2. Do you often have dreams? 3. Do you remember your nicest/worst dream? 4. Could you please describe your last dream? 5. What do you think of the dreams? T: Let the students share their talking and choose two or three students to say in class. d) Presentation T: 1. Dream is something which one seems to see or experience during sleep. 2. dream, dreamed or dreamed T: Ask the students to look at the picture and try to say something about it. T: Listen to the tape and try to understand it. Then ask the students to read the text together and individually. e) Teaching language points 1. be tired I am always tired when I wake up in the morning. He was very tired after the travel. 2. wake up What time do you usually wake up? He woke up early yesterday morning. 3. be good for somebody Sometimes dreaming is good for us. Doing exercises is good for the people. 4. as soon as Last night, as soon as I fell asleep I dreamt that I went to the garden. The teacher went out of the classroom as soon as the class was over. 5. be busy doing sth. They are busy reviewing the lessons now. What are you busy doing these days? 6. again and again We had to play the same piece again and again all night. The teacher asked the students to read the text again and again. f) Practise 1. Let the students read the text again. 2. Ask them to work in pairs and then act it out. 3. Try to retell the story. 4. Read the text once more, pay attention to some useful words and phrases. 5. Let the students do some questions and then ask them to answer these questions according to the passage. g) Homework 1. Read the text and rewrite the passage in their own words. 2. Write a composition about your latest dream. 3. Do exercises on page 80. h) Summary 完成句子： 1.我够不到那些苹果，请帮帮我。 I can’t ___ those apples. Please ___ ___. 2.他有很多书要读。 He ___ many books ___ ___. 3.你去过长城几次了? ___ ___ times ___ you been to the Great Wall? 4.他们根本就没有必要呆在家里。 They ___ ___ at home ___ all. 5.保持身体健康非常重要。 It’s very important ___ ___ ___. Keys: 1. reach, help me 2. has, to read 3. How many, have 4. needn’t stay, at 5. to kee (责任编辑：admin) |