Unit 4 Our WorldTopic 1 Which do you like better, plants or animals?Section B. Material analysisSection B的主要教学活动为1a和3。本节课通过Wang Wei, Michael, Jane, Kangkang之间的对话，引出谈论动植物的话题。在这部分学习中，教师可以借助图片对比的方式好好培养学生爱护动植物的意识。也通过动物、植物更喜欢哪个的表述的句子，继续学习形容词比较级和最高级。形容词比较级和最高级是本话题的重点也是难点，所以老师们在设计课堂的时候应该通过游戏、竞赛、小组合作等方式激发学生的参与热情，通过身边的例子吸引学生的注意力。. Teaching aimsKnowledge aims： 1. 通过本课学习，在口语表达的时候能根据意群或逗号适当地停顿。 2. 能在老师的引导下，听出 /r/ /l/ 之间的区别。 3. 能正确拼读并运用单词表中的黑体单词如：rose, 以及一些形容词的比较级、最高级形式。 4. 能掌握形容词的比较级和最高级的用法。 5. 能运用本课所学语言，对某些事物进行比较。Skill aims：1. 能听懂有关通过比较级、最高级来评价某个事物的话题，能根据停顿听出句子的意群。2. 能正确地口头表达有关通过比较级、最高级来评价某个事物的话题，能在读句子和口头表达的时候，通过停顿，重音的方式引起别人注意。3. 能正确朗读课本的文本材料，准确把握语音、语调及停顿。4. 能正确地运用书面表达写出有关比较级和最高级的文章。Emotional aims：通过对Section B的学习，要求学生明白动植物能带给我们欢乐、使我们的世界更美丽，保护动植物，让我们和花鸟鱼虫和谐生存。. The key points and difficult points Key points： 1. 复习比较级和最高级的用法。 2. 从重音、停顿等方面培养自己的口语。 3. 复习/r/ /l/之间的发音区别。 Difficult points：1. 比较级和最高级在句子当中的正确使用。 2. 根据音标写单词的时候容易漏掉不发音的字母。. Learning strategies: 比较级这一语法比较难，在学习的时候多想想自己和朋友的变化，试着多用英语夸夸同学的进步，不仅能增进感情，还能练习语法点。. Teaching aids Computer multimedia projector, pictures, cards with table. Teaching proceduresStep1.1. Greet students ready for learning.2. Show 2 pictures to students. One is beautiful. There are many animals and flowers in it. People play with their pets happily. Teacher can choose the pictures like garden, park . The other one is very ugly, like pollution. Ask students, “Which one do you like better?”3. Educate students to protect environment to give the animals and flowers a nicer “home”. 4. Show the 4 pictures of 1a to students. Teach the new word “rose” here.5. Ask students, “Which do you like better, plants or animals? Why?”6. Invite students to answer this question. Students answer the questions with comparative and superlative degrees. The answer may be “I like . better, because it is cute/beautiful.”Step2. Finish1a.1. Play 1a. Show two questions to students, “Which does Michael like better, plants or animals?” “Which does Wang Wei like better, plants or animals?” Students listen to 1a and write down the answers. 2. Check the answers and play 1a again. Ask students to finish 1b.3 Individual work . Invite students to share their answers with a whole sentence. E.g. Wang Wei likes roses better. He thinks roses are the nicest of all the flowers.4 The whole class work. Play 1a sentence by sentence. Ask students to read after the tape sentence by sentence. Pay attention to the pronunciation and the pause.5. Group work . Give students several minutes to read the passage in groups. 6. Show 1c to students. Ask students to read 1a carefully and fill in the blanks.7. Organize the students to share the answers.Step3. Finish 2.1. Play a game. Which group is the fastest? Hand out students a table like this: NamelikereasonEach student should survey four students as quickly as possible. They can use the sentences in 1a.A: Which do you like better, plants or animals?B: I like . better.A: Why?B: Because it is the.2. Pair work . Invite students to practice the conversations. Give each student a smiling face after their performances.3. Invite students to report the results they surveyed according to the table. Volunteers report their results like this: Jack likes animals better, because he thinks animals are very cute. Peter likes best, because . Ann likes both plants and animals because.Give each student 2 smiling faces this time.Step4.1. Practice 3, 4a, 4b. Show the pictures in 3 to students and ask them to spell the words according to the pictures.2. Ask students to write down the words individually according to the pronunciation.3. Play 3. Remind students to check the vowels and stress.4. Show 4a to students. Play 4a. Ask students to read after the tape.5. Give students 1 minute to read 4a by themselves. Ask students to find some ways to pronounce /r/ and /l/ well.6. Teacher teaches the key points when students pronounce /r/ and /l/.7. Show 4b to students, encouraging them to read the sentences in groups.8. Play 4b and remind students, “You often pause when you see a comma or finish a sense group.”9. Invite students to read in the class.Step5.1. Play a game. Encourage students to praise their classmates with comparative or superlative degrees.2. Give smiling faces to students and sum up: I think you are smarter than last year. You are the cleverest students in the world. 3. Teacher sums up the key points:T: Which do you like better, plants or animals?S: I like . better.T: Why? S: Because they are cuter than other animals.I think.are the nicest of all the flowers.4. Homework:(1)Take the table home which the teacher gave them just now. Write a passage to introduce their friends likes and reasons.(2) Prepare for the learning of Section C.Teaching Reflection: After t