初二下册英语冀教版教案第二单元(共7页).doc

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1、精选优质文档-倾情为你奉上Lesson 9: How Does a Plant Grow?Teaching Content:Mastery words and expressions: plant, water, grow, leaf, cover, itselfOral words and expressions: seed, poster, bud, stem, sunshine, pot, soil, rootTeaching Aims:1.Let the students love nature.2.Learn more about the agriculture.Teaching I

2、mportant Points:1.Listen to the tape and catch the key words.2.Talk about the purpose.Teaching Difficult Points:The main plants of the plants.Teaching Preparation: pictures of plants, seeds, flowers, markersTeaching Aids: audiotape; flashcards; picturesType of lesson: new lessonTeaching Procedure:St

3、ep1. Bring a plant to the class. Ask the students: 1.What is it? 2.How does it grow?3.Have you ever planted a seed?4.How do you plant a seed?Teach the students the words: seed, soil, water, plant, grow, leaf. First let some students read the words in class. Then ask all the students to read after hi

4、m.Step2. Listen to the tape and answer the following questions:1.Does Wang Mei need water?2.What grows into flowers?3.What does Wang Mei use the green markers for?4.What does “grow into” mean?Step3. Skim the text and check the answers. Help them if they need any help.Step4. Read the text loudly in c

5、lass in roles. Step5. Listen to the tape again and repeat after it.Step6. Let some students act the dialogue out.Step7. Come to “PROJECT”.Work in three or four students in a group. Each group should finish the task. They need to plant a seed in a pot. They can plant any seed that he likes. After pla

6、nting it, put it in sun. now we can observe it every day.When they are planting, the teacher walks around the class. Make sure all the students are speaking English. If they are in trouble, help them. The teacher can ask the questions like this:What are you doing now?Have you watered your seeds?What

7、 do you cover with it?When will they sprout?Make sure that every group labels their pots with their names or group number (Example: Group 1). You may wish t have students also write the type of seed and the date on the label. Every group makes a poster with pictures and words. Describe what their pl

8、ants will be like. What do they do? Instruct the students to label each part of the plant in English. Have them label which parts of the plant are above ground and which parts are below. Summary:Bring a real plant to the class. Point to the parts of the plant and ask some questions. Because this uni

9、t is about the plant, we must finish the project. Of course we cant finish it in a class. We can do it after class and check the homework in the next class.Lesson 10: Plant PartsTeaching Content:Mastery words and expressions: feed, fed, fromtoOral words and expressions: sunlight, billion, billions o

10、fTeaching Aims:1.Learn to describe how a plant grows.2.Learn about plant parts and what they use for.Teaching Important Points:1.Plant parts and what they are used for.2.Describe it in English.Teaching Difficult Points:Describe plant parts and what they are used for in English.Teaching Preparation:

11、pictures, a plantTeaching Aids: audiotape, flashcards, picturesType of lesson: new lessonTeaching Procedure:Step1. Bring a real plant to the class. Ask the following questions:1.How many parts do plants have? 2.What do roots do?3.What is the stem for?4.What are leaves for?5.Why do plants have flower

12、s?6.What parts do we eat?Let them answer the questions in English. If they have trouble, help them immediately.Step2. Listen to the tape and let the students complete the answers correctly.Step3. Read the text and check the answers.Step4. PracticeLet the students take out the pictures they bring to

13、the class. Work with partner. Talk about the main parts of a plant and the main use of them. If they have difficulty, they can look at their book. Step5. Listen to the tape again and imitate after it until they can read it fluently and correctly. Step6. Let some students read the text in class. Find

14、 the mistakes and correct them.Step7. Homework1.Finish off the activity book.2.Go on the next reading in the student book.Summary:Review the text is very important. The students know what they will take to the class, what is useful to the study. Let them to observe the vegetables that we eat. What p

15、arts do we eat? What is it used for? Can they draw pictures of them?Lesson 11: Look after Your Plant!Teaching Content:Mastery words and expressions: look after, over, glass, be made ofOral words and expressions: sprout, desert, useto doTeaching Aims:1.Learn about what a plant needs if it wants to li

16、ve well.2.What does a plant use sunlight, water do?Teaching Important Points:1. Describe the process that a plant grows.3.Know the main parts of a plant and what they use water and sunlight to do.Teaching Difficult Points:Use the Simple Present TenseTeaching Preparation: a plantTeaching Aids: audiot

17、ape, flashcards, plantsType of lesson: new lessonTeaching Procedure:Step1. Play a game. Put some things in a box. Then let a student come to the front and touch every thing. Describe what it is like and let the students guess what it is. Divide the class into two groups and have a match. Which team

18、is better?Step2. Bring a plant to the class and let the students ask questions about plants by themselves.Pointing to the plant, they may begin like this:1.What is this?2.What is it used for?3.Why do plants need sunlight?4.Why do plants need water?5.Why do plants need glass?Step3. Listen to the tape

19、 and check the answers. Step4. Read the text aloud in class. Find the mistakes and correct them. Step5. Listen to the tape again and repeat after it until they can read it correctly and fluently.Step6. PracticeAsk the students if they have planted flowers. Let some students introduce the planting ex

20、perience. Work in pairs. Introduce one plant that they love very much. Step7. Homework1.Finish off the activity book.2.Go on the next reading in the student book.Summary:Let the students take active part in the activities. The teacher creates all kinds of chances to stimulate the students interests.

21、 Use the experience that they have. Talk about what they have known.Lesson 12: Pretty Little PlantTeaching Content:Mastery words and expressions: pretty, hole, itsTeaching Aims:1.Talk about the relation between the human and the nature.2.Teach people to love the plants and animals and value our live

22、s. Teaching Important Points:1.Learn about how a plant grows.2.Realize the importance of the plants.Teaching Difficult Points:How does a plant grow?Teaching Preparation: picturesTeaching Aids: audiotape, flashcards, picturesType of lesson: new lessonTeaching Procedure;Step1. Draw some pictures of a

23、plant. Lets see how it grows. It grows from a seed. Then it grows buds and flowers.Step2. Read it as a poem. Then let some students explain it in English.Step3. Explain some useful words and expressions: in the hole, in the ground, all aroundStep4. Listen to the tape and sing the song. Lets sing aft

24、er it. Step5. Play the tape for several times. Step6. Let some students sing in front of the class.Step7. Homework1.Finish off the activity book.2.Preview the next lesson.Summary:Singing is also a technique in learning English. It can increase the students interest in English. Learning to sing can i

25、mprove their listening. Find happiness in singing English songs. Lesson 13 Why are plants important?Learning aims: 1. Remember the new words: air, energy, die, heat, nothing, bamboo, kilogram, shade, carry away, makeinto.2. The important sentences: Trees help clean the air. Donuts dont grow on the t

26、rees! All plants take energy from the sun and make it into food. Without food, they would have nothing to eat and they would die.Learning important and difficult points: 1. 区分短语in trees 与on trees。2. Master “Why are plants important?”Learning method: Listen, say, read and write.Learning steps:Step 1.

27、 Talking Talk about: Why do we need trees? What kind of things can plants do?Step 2. LearningLearn new words.Step 3. ReadingRead the dialogue first. Then find out the useful expressions. 1. talk about2. clean the air3. on trees/in trees4. carryawayStep 4. PracticePractice the dialogue in pairs.Step

28、5. Do exercisesStep 6. HomeworkWhy do we need plants? Find three answers to these questions.Lesson 14 People and plantsLearning aims: 1. Learn the new words and phrases: corn, wheat, furniture, medicine, ink, shelter, straw, be made of /from2. The important sentences: There are about eighty thousand

29、 different plants in the world that people can eat. But half of the words food comes from only three plants: rice, corn and wheat. Do you have a hat made of straw?Learning important and difficult points: 1. 定语从句2. useto do sth.Learning method: Listen, say, read and write.Learning steps:Step 1. Revis

30、ionCheck the words of Lesson 13.Step 2. LearningLearn the new words. Read and write.Step 3. Looking and sayingLook at the picture. And talk about the using of plants.Step 4. Reading and learningRead the text, and learn the phrase.Step 5. PracticePractice the text.Step 6. Do exercisesStep 7. Homework

31、Recite the text.Lesson 15 Danny grows grain!Learning aims: 1. Read the words: agriculture, grain, flour, in the sun2. Language notes: I have a lot of to write about today. Now something new is growing at the top of the stem. Later, the head will turn into wheat seeds.Learning important and difficult

32、 points: 1. 动词不定式作后置定语 I have nothing to say.2. 不定代词作主语要用第三人称单数3. turninto /change intoturn into/change intoLearning method: Listen, say, read and write.Learn text. Read the diary. And find out the useful expression:1. My teacher told me that its the wheats flower.当询问过去时时，从句用过去范围内相应的时态，但陈述的是真理、事实时，用

33、一般现在时。2. Its seeds are called grain. be + doneLearning steps:Step 1. ReadingRead the diary.Step 2. Do exercisesStep 3. Homework Recite the diary.Lesson 16 Unit ReviewVocabulary:plant, water, grow, leaf, cover, itself, feed, look after, over, glass, pretty, hole, air, nothing, die, energy, heat, bamb

34、oo, kilogramSentences:1. Talk about internal.Is your shirt made of cotton?Whats the table made of?Straw hats are made from.The stem of glass plants.2. Talk about purpose.What did you come here for?I came here for help.Why do people sometimes cover plants in Canada?They do that in order to keep plant

35、s warm.The examples of five structures:1. Subject + intransitive Verb The sun rises. The spring is coming.2. Subject + transitive Verb + Object I dont like basketball.3. Subject + Link verb. + Predicative Danny is tired. In spring, the weather becomes warmer.4. Subject + Verb + Indirect + Direct Object I read her a story. Show me your photos.5. Subject + Verb + Object + Complement I helped her brush her teeth. Keep them warm at night.专心-专注-专业