（最新版）Unit4 Topic1 SectionA参考教案 Ⅰ. 教材分析
Section A的主要教学活动为1a, 2b和3。本节课主要学习形容词的比较级、最高级这一重点语法，它是本话题的重点也是难点，建议至少用两节课完成Section A 的教学。
本节课通过Michael 和Wang Wei 的对话，引出农村和城市的对比，最终学习本节课和整个话题的重点：形容词的比较级和最高级。讲义中设计了农村和城市对比的图片和农场里各类不同的动物的图片，在设计这堂课的时候，教师能够按如实际情形，增加模拟真实的情景让学生有加倍真实的感受，在活动中自然习得语言。 Ⅱ. 教学目标
1. 能按照音标正确拼读并运用单词表中的黑体单词, 如: sky, river,
clear, beauty, nature, horse, sheep等。 2. 能正确地运用比较级和最高级来分层描述物体。
3. 能运用本课所学语言，对比物体，学会正确客观看待某件事物。 4. 能听懂有关农村和城市对比的话题，并能听懂熟悉的事物之间的比较。 5. 能正确地用比较级和最高级写出事物之间的对比。
6.培育学生正确看待事物的能力，教育学生任何事物都有两面性，对于学习不能自豪，也没必要气馁，凡事都得用进展的目光去看待。 Ⅲ. 主要知识点和难点 Key points：
1. 学习本课的形容词、副词。 2. 掌握本课重点单词及短语 3. 了解大体动物，植物单词 Difficult points：
1. 正确、熟练地运用比较级和最高级。 2. 掌握比较级和最高级的转变规则。
Ⅳ. 学习策略
1. 在学习生词的时候，学会通过联想和对比记忆，如此会记得加倍牢固。如：blue sky, clear river等，在脑海中呈现这些画面。
2. 以歌谣的形式记忆形容词、副词的比较级、最高级的转变规则能够让咱们事半功倍。 Ⅴ. 课堂道具
Computer multimedia projector, some cards with tables, some photos of teacher’ s traveling cards of animals Ⅵ. 学习进程
Step Interaction pattern Student activity Teacher activity whole class work whole class work and Lead-in （8 minutes） individual work whole class work and group work 1. Focus their students ready for learning. 2. Show some photos of teacher’ travelling. At first, show some photos with beautiful nature. Ask students to discuss “What can you see in these photos except me ?” these new words on the blackboard： blue sky clear river fresh air beautiful nature beauty. Show pictures after them to help students understand. attention on the teacher. 2. Enjoy the beauty of nature and discuss it. They can see blue sky, white clouds, clear river and so on. But only the students who previewed the passage can describe these pictures. 3. Read and remember these new words with the help of teacher. New words and sentences (10 minutes) 1. 1. Students listen to Finish 1a. Individual 1a 1. Show the table in 1b to Work and check the words students and play 1a. whole they hear. In fact, 2. Show the picture in 1a to class work this part can students. Ask “Which do you like 3. consolidate the new better, countryside or city?” Individual words and feel the 3. “Why?” Remind students work rule: adj+er. to underline the work 2. After the picture, comparative degrees in whole most their books. class work students may answer “blue-bluer, quiet-quieter, “countryside”. clear-clearer, fresh-fresher” work and 3. Students read 1a on the blackboard. Let students individual and discuss the rules. work find the answers in 5. Play 1a sentence by sentence. 7. 1a. Underline the 6. Provide students with 2 Individual comparative degrees. minutes. Ask students to read 1a. work 4. Students find 7. Show 1c to students. Play 8. The whole rules and 1a . class work share in the class. 8. Invite students to read 1c and 5. Students read aloud to the classmates. individual after the work tape sentence by sentence. 6. Students read 1b by themselves, and group leaders check and help group members. 7Listen to 1a again. At this time, students should finish two Grammar (15 minutes)1. 1. Listen to 2a and 1. Show 2a on the screen. Play 2a and Individual fill in the blanks. ask students to fill in the blanks. work 2. Several students 2. Invite students to write their 2. come answers on the blackboard. Individual to the platform to 3. Write “fat-fatter, lazy-lazier” work and the write their answers on the blackboard. Give students 2 whole class on the blackboard. minutes to sum the rules. work Other 4. Invite students to teach the work students can revise rules. 4. the answers. 5. At this time, teacher can sum Individual 3. Students work in the rules. Remind students some work and the groups. Sum the key points. (Teacher can teach the whole class rules according to rules by a chant. It is easy for work the words on the teachers to find the chants of whole blackboard. comparative and superlative class work 4. Students speak out degrees.) work the rules one by one 6. Show 2b to students. Ask students whole according to the to fill in the table according to the class work words. chant. whole 5. Recite the rules in 7. Check the answers and emphasize class work a some key points. and chant. Students can 8. Play 2a. Change the words individual dance to the “horse, sheep, hens, cows” into work rhythm. pictures. 6. Fill in the blanks according to the chant. Students can work in groups. 7. Check and revise the answers. 8. Students listen to 2a work work work 4. Pair work 1. Students should name Finish 3. the animals they get. Then choose at least one adjective to 1. Hand out the cards of animals to students. Each group should get at least three kinds of animals. (Teacher without Practice (5 minutes)and individual work whole class work describe each animal. cards of animals can use the cow--big/ stick figure instead.) This strong. part aims to bring students to 2. Students change the real situation. the 2. Organize students to change adjectives into the adjectives into comparative comparative and and superlative superlative degrees. degrees. 3. Provide students several 3. Students work in minutes to practice after the groups. They may example in 3. Walk around the write: The horse is classroom to help the students. stronger than the 4. Invite several groups to sheep. show their conversations. The sheep is 5. Invite students to point stronger than the other’s mistakes and teacher dogs. writes down the The dog is the mistakes on the blackboard to thinnest of the remind three animals. students. 4. One student talks with his/her partner. Other students try to find their mistakes. 5. Listen to the teacher work work the and whole 1. The students fill 1. Teacher hands out the cards in the with tables to students. The table quickly and cards are like name cards. compare with the partner. . I am 13 and Jerry is 14. I am younger than him. Check the answers. 2. Give the cards to name weight high-t age class work work whole class work whole Then give an example to students, make sure every student knows what to do. 2. Invite some students to share their answers. 3. Ask students to give the name cards to group leaders. Organize students to practice superlative degrees and lead in “ as...as”. Teacher gives an example with “as…as”. 4. Teacher shows the summaries: Words: blue-bluer sky clear- clearer river fresh-fresher air beautiful nature beauty thin-thinner horse, hen Grammar: comparative and superlative class work group leaders and individual work Summary (7 minutes) choose 3 cards out. Students comparative and superlative degrees of adjectives. If two students are in the same age, they use should use “I am as old as him.” and remember spelling according to the pronunciation. Sum the rules of and degrees of adjectives 5. Homework: (1) Write a passage to compare your life today with that last year. (2) Preview Section B. comparative superlative degrees of adjectives. these homework after class. It’s easy for the students to master new words and adjectives. But the grammar: comparative and superlative degrees of adjectives Teaching Reflection is very difficult for students. At first, students should master the rules, then they should know how to make a sentence with it. At last, they can use it in daily life. Every step is not easy. So teacher should create more situations to practice it.
Ⅶ. 板书设计
Unit 4 Our World Topic 1 Which do you like better, plants or animals? adjective comparative superlative stronger strongest taller tallest nicer nicest biggest fattest bigger fatter thinner thinnest laziest lazier strong tall nice big fat thin lazy Section A G1 G2 G3 G4 blue-bluer sky clear-clearer river fresh-fresher beautiful nature (beauty) air