PEP三上英语Unit 2 第5课时Part B Let’s learn Let’s do 优课教案

The fifth period(第五课时) Part B Let’s learn & Let’s do

▶教学内容与目标

课时教学内容 Let’s learn 课时教学目标 ·能够听、说、认读颜色单词“black, white, orange, brown” Let’s do ·能够听懂该板块的指令，并能够按照指令做出相应的动作 ▶教学重点

能够听、说、认读表示颜色的单词“black, white, orange, brown”。 ▶教学难点

能够读准单词“brown, white”的发音。 ▶教学准备

教学课件、课文录音、视频、人物头饰、教学实物等。 ▶教学过程

Step 1: Warm-up & Lead-in①

1. Greetings.

T: Good morning/ afternoon, boys and girls! Ss: Good morning/ afternoon, Miss/ Mr… T: Nice to meet you, S1! S1: Nice to meet you, too. T: Nice to meet you, S2! S2: Nice to meet you, too. …

2. Enjoy a song—What colour is it? (出示课件) Play the song and ask students to sing along with it. T: What colours can you hear in this song? S1: Red. S2: Yellow. S3: Green. S4: Blue.

T: Great! Today we are going to learn more words about colours.

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Teaching purpose①

通过师生间的情景对话来拉近师生距离，同时复习上节课Let's talk的核心句型。歌曲营造愉快的学习氛围，在复习学过的颜色单词的同时自然导入新课。

Step 2: Presentation

1. Learn the new words about colours.

Show a magic box with some toys and an orange in it. (1) Learn the word “white”.

Take out a white toy rabbit from the box.

T: This is a magic box. We can find different colours in it. Look! What’s this?

Ss: 兔子。

T: What colour is it? Do you know? Is it red? Ss: No.

T: It’s white.

Write down the word “white” on the blackboard. Teach the pronunciation and the meaning of it. Ask students to pay attention to the pronunciation of the letter “i” which pronounces “/aɪ/”. Let students practice it row by row.

T: White, white, white! Can you point to the white things in our classroom?

Students point to the wall, the paper… (2) Learn the word “black”.

Take out a black toy car from the magic box. T: What’s this? Ss: 小汽车。

T: What colour is it? …

Write down the word “black” on the blackboard. Teach the pronunciation and the meaning of it. Let students pay attention to the pronunciation of the letter “a”.

T: /blæk/. Read after me. Black, black, black. …

T: Do you like black? Can you point to the black things in our classroom?

Students point to the blackboard, the clothes, the schoolbag… (3) Learn the word “brown”.

Take out a brown teddy bear from the magic box. T: Look at the bear. Is it black? Ss: No.

T: Is it white? Ss: No.

T: It’s brown. /br/, /aʊ/, /braʊn/.

Write down the word “brown” on the blackboard. Lead students to read and practice it in high and low voice.

(4) Learn the word “orange”.

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②

Teaching purpose

利用魔术盒里不同物品的颜色来教授新单词，增强学习趣味性的同时，加深学生对颜色单词的记忆。

②

Let students touch the fruit in the magic box. T: Touch the fruit! What is it? S1: 梨子。 S2: 苹果。

…

T: It’s an orange. What colour is it?

Write down the word “orange” on the blackboard. Lead students to read it several times.

T: The orange is orange. Orange, orange, orange! Students practice it line by line. 2. Draw and colour.③

Ask students to draw some simple pictures with a pencil on the paper, including a bear, a cat, a squirrel and a pig.

T: Show me the bear.

Students show the picture of the bear. T: Colour it brown!

Write down the sentence structure “Colour it…!” on the blackboard.

Ask students to colour the picture of the bear with the brown crayon.

T: Show me the cat. Colour it white!

Let students read the sentence “Colour it white!” and use the crayon to colour the cat white.

Lead two students to say the sentences “Colour it orange!” and “Colour it black!” Then let students follow the instructions to colour the pig black and the squirrel orange.

3. Read and act.④

Play the recording of “Let’s learn”. (课件出示：教材P18 Let’s learn板块的音频)

(1) Let students read after the recording and pay attention to the pronunciation and the intonation.

(2) Let students read the words and the sentences by themselves. (3) Let students practice in groups, and then wear the headdresses to act out in class.

Step 3: Practice⑤

1. Look and say.

Show some pictures in different colours. (课件出示：橙色的树叶，黑色的小狗，棕色的帽子，白色的裙子，黑色的包，棕色的袜子，白色的手绢，橙色的衬衣)

Let students say the colours according to the pictures.

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Teaching purpose③

让学生通过自己动手来体会句型“Colour it…！”的意思，实现在“做中学，学中做”的目的。

Teaching purpose④

教师播放录音，学生听录音跟读。引导学生按照正确的语音、语调朗读对话，并在小组中进行角色扮演。

Teaching purpose⑤

通过让学生观察图片说出不同的颜色以及快速反应的游戏，让学生操练本单元所学的颜色单词。

T: Here are some pictures. You can see different colours in them. Let’s have a look.

T: What colour can you see? S1: I can see… S2: I can see… S3: I can see… …

2. Quick response.

Show the words “black, white, orange, brown, red, green, yellow, blue”on the PPT randomly and quickly. (出示课件)

Let students say the words loudly and quickly.

T: Look at the PPT! Please say the words you see loudly and quickly.

Step 4: Consolidation & Extension⑥

Let’s do.

（1）Show the pictures of “Let’s do”. (课件出示：教材P18 Let’s do板块的图片)

Let students watch and guess the meanings of the sentences. （2）Listen and do.

Write down the phrases “stand up, sit down, touch the ground, turn around” on the blackboard. Explain the meanings of the phrases with body language. Do the actions and say the instructions. Let students do and say after the teacher.

T: Black, black. Stand up. Students stand up and repeat. T: Orange, orange. Sit down. Students sit down and repeat.

T: White, white. Touch the ground. Students touch the ground and repeat. T: Brown, brown. Turn around. Students turn around and repeat.

(3) Divide the whole class into four groups. Say the instructions faster and faster. Let the four groups compete to do the actions. The best group will get the prize.▶板书设计

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Teaching purpose⑥

TPR教学法可以极大提升学生的学习热情，真正地让学生在 “做中玩，玩中学”；同时巩固本节课所学的新单词以及指令语。

▶作业设计

1. Practice the words and the sentences. 2. Make some word cards about colours. 3. Do the exercises.

▶教学反思

1注重教学活动的多样性、趣味性、新颖性和竞争性，真正地实现了 “快乐学习” 的法则。 2 TPR教学法让每个学生都动起来，鼓励学生积极融入教学实践活动中，极大地提高了课堂教学的效率。

3注重语言交际能力的培养，让学生在课堂中学会运用英语进行交流。 4板书设计条理清晰，一目了然，重点突出。

▶Teaching Contents & Teaching Aims Let’s learn

·Be able to listen, speak and read the four new words about colours “black, white, orange, brown”. Let’s do

·Be able to understand the instructions and do the corresponding actions according to the

instructions.

▶Teaching Priorities

·Be able to listen, speak and read the words about colours “black, white, orange, brown”.

▶Teaching Difficulties

·Be able to pronounce the words “brown, white” accurately.

▶Teaching Procedures

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Teaching Stages Teacher’ s Activities Students’ Activities Teaching Purposes Help students review the key sentences of last 1. Greetings. lesson and the words Warm-up 1. 1. Greetings. & 2. Enjoy a song—What colour is 2. Sing along with the about colours they have Lead-in it?. song. already learned. Then lead in the topic of this period. 1. Teach the new words about colours. (1) Take out a white toy rabbit Learn the new words about from the magic box and colours with different Use a magic box to teach the word “white”. objects. show some objects in (2) Take out a black toy car from Pay attention to the different colours. Lead the magic box and teach the pronunciation and the students to learn the word “black”. meanings of the new new words about (3) Take out a brown teddy bear words. colours in an interesting from the magic box and Practice the words after way. teach the word “brown”. the teacher. (4) Let students touch the orange Presentation in the magic box and teach the word “orange”. 2. Draw and colour. Ask students to draw some Lead students to learn Listen to the instructions simple pictures with the while doing and do and colour the pictures. pencil, and teach the sentence while learning. structure “Colour it…!” Read after the recording. Make sure that students Read the words and the can read the words and 3. Read and act. sentences by themselves. the sentences correctly Practice in groups and act and fluently. out.

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（续表）

Teaching Stages Teacher’ s Activities Students’ Activities Teaching Purposes 1. Look and say. Practice 2. Quick response. Say the colours according to the pictures. Say the words loudly and quickly. Use different activities to practice the key words of this unit. Use TPR teaching method to enhance students’ enthusiasm for learning and consolidate the new words and sentences. Let’s do. (1) Watch and guess the (1) Show the pictures of meanings of the Consolidation “Let’s do”. sentences. & (2) Do the actions and say (2) Do and say after the Extension the instructions. teacher. (3) Say the instructions (3) Compete in groups. faster and faster. 1. Practice the words and the sentences. Homework 2. Make some word cards about colours. 3. Do the exercises. The sixth period 第 9 页 共 7 页