小学英语人教版 (PEP)四年级下册Unit 4 At the farm Part A优秀课件ppt

The second period（第二课时）

Part A Let’s learn & Find the mistakes

▶ 教学内容与目标

▶ 教学重点

能够理解和掌握本课时的重点词汇和句型。

▶ 教学难点

    能够在情境中恰当运用There be句型的不同时态描述某个地方过去和现在的状态。

▶ 教学准备

PPT课件、课文音频、视频等。

▶ 教学过程

Step 1: Warm-up & Revision & Lead-in

1. Greetings.

T: Hello, boys and girls. How are you today?

Ss: I’m fine, thank you.

T: How is our school today?

Ss: It’s clean/beautiful/quiet/nice…

T: Great job! Do you like our school?

Ss: …

2. Guessing time.① (出示课件)

Play a guessing game. Guess what place it is in the school.

①You can read books in it. What is it? (library)

②There are teachers in it. They often work there. (teachers’ office)

③You often use computers in it. (computer room)

④You often draw pictures in it. (art room)

⑤You often sing songs in it. (music room)

3. Lead-in.②

Present the picture of Wu Binbin’s school. (出示课件)

T: Now Wu Binbin and his father are talking about their school. What is Wu Binbin’s school like？Ss: It’s… There is/are…in the school.

Extend the words: playground, buildings.

◆ Teaching purpose①

以猜词的游戏形式复习旧知，提高学习活动的趣味性，为本课的语言输出做铺垫。

◆ Teaching purpose②

创设情境，导入吴斌斌和父亲的学校，引导学生观察图片，激活描述学校环境和校园内建筑物的相关词汇，为接下来的语言学习做铺垫。

Step 2: Presentation③

1. Learn the word “grass”.

Point to the playground and the grass.

T: Look at this green part. We can see the…

Ss: Playground and the grass.

Present the word “grass” and let students read the word after the recording. (出示课件)

T: Grass can make our school green and…

Ss: Nice./Beautiful./…

2. Learn the word “gym”.

(1)Look at this building on the grass.

T: What building is it?

Ss: (Guess.)

T: Great! It’s a gym.

Present the word “gym” and let students read the word after the recording. (出示课件)

(2)Free talk.

The teacher makes a model first, and students brainstorm the relevant words.

T: What can we do in the gym?

Ss: We can play basketball/ping-pong/tennis…

Conduct the free talk in pairs. Talk about the things students can do on the playground, in the gym, computer room and teaching buildings. Then let students act out. （出示课件）

T: What can we do in the…?

Ss: We can…

3. Learn the phrase “dining hall”.

T: Where can we have breakfast and lunch?

Ss: In the dining hall.

T: Well done!

Present the phrase “dining hall” and let students read the phrase after the recording. (出示课件)

Play the video of the words learned in “Let’s learn”. (课件出示：Let’s learn板块的视频) Listen, read and point to the relevant buildings.

◆ Teaching purpose③

在单词呈现环节充分利用图片辅助教学，在授新的同时注重与旧知的结合。始终围绕本课创设的主情境，学习生词时根据情境适当拓展和丰富表达。

4. Learn the word “ago”.④

(1)T: Watch the video of “Let’s learn”. （出示课件） Think about these two questions.

Ss: No, there wasn’t a gym in the school thirty years ago. But there is a new one in the school now.

Present the word “ago”. (出示课件)

Let students read the word after the recording. Then teach the usage of the word “ago” in details.

(2) Present the calendar of years in the past three decades. Teach how to express “…ago”. （出示课件）

Present the calendar of the recent years. Teach how to express “last week/month/year”. (课件出示：近几年日历)

(3) Work in groups.⑤

Answer: We can divide them into three different time categories. （出示课件）

Observe these words and phrases. Try to make a brief summary of how to use the adverbial expressions of time.

◆ Teaching purpose④

通过学校体育馆在20年前和现在两个不同时间的状态对比，引出新词ago。再讲ago和last两个表示过去时间的状语的对比，引导学生更系统的掌握用词方法，提升语言表达的准确性。

◆ Teaching purpose⑤

利用单词和短语分类这个简单的小组活动活跃学习气氛，带领学生系统地整理和归纳时间状语的使用方法。

Step 3: Practice

1. Listen and match.⑥

T: Wu Binbin’s school changed a lot. It was not the same as it was before. How did it change? Listen to the supplementary listening (出示课件) and match the buildings to the time. （课件出示：建筑物与时间连线的练习）

2. Practice the dialogue.

(1) Ask student to listen and read after the recording. (出示课件)

(2) Let students read the dialogue in pairs.

(3) Let students read the dialogue in roles. Boys play the role of Father. Girls play the role of Son.

3. Practice the sentence structure.⑦

Students try to make a brief summary and then the teacher tells students how to use “There be” sentence structure. Then present the usage of it. Pay attention to its singular and plural forms. At last, show the tips. （出示课件）

◆ Teaching purpose⑥

利用听力补充活动对听力对话和练习进行拓展，帮助学生在语言情境中理解和操练本课的核心词汇。

◆ Teaching purpose⑦

先让学生根据旧知和本课所学新知，尝试总结There be句型的使用方法，培养学生的自主学习能力。通过创编口诀，帮助学生记忆和了解There be句型的使用方法。

Step 4: Consolidation & Extension

1. Look and complete.

Look at some pictures and words. Use “There be” and the adverbial expressions of time to complete the sentences. (出示课件)

2. Find the mistakes.⑧

T: Look at the picture in the book. It was in the Tang Dynasty, a period of the old times, but there were many strange things in the picture. We can see these things in our present life, but we couldn’t see them in ancient times. Can you find the mistakes?

(1)   Make a model.

T: At that time, there were no gyms. People didn’t go by bus. People couldn’t use the Internet. Circle the relevant parts on the picture.

Show them on the PPT. (出示课件)

(2)   Lead students to complete the sentences and circle the mistakes on the picture.

At that time, there ________ no motels(汽车旅馆).

At that time, there ________ no ________.

At that time, there ________ no ________.

Answers: were  were; cinemas  were; post offices

(3)Let students find out more mistakes.

At that time, there ________ no ________.

◆ Teaching purpose⑧

在图片中找错误的活动能够很好地激发学生的学习兴趣，培养学生的观察能力，巩固本课所学的重点词汇和句型，同时了解唐朝人的生活状态和条件。

3. Work in groups.⑨

Present some pictures of the life in ancient times on the PPT. (课件出示：多张古代人生活图片)

T: So, there are many differences between the life in the present and the life in the past. Do you know more about the ancient times?

Work in groups. Talk and say. （出示课件）

Ss: At that time, people… There was/were…

◆ Teaching purpose⑨

拓展学生表达，了解更多关于古代人的生活条件和状态，提高学生的语言综合运用能力。

▶ 板书设计

▶ 作业设计

1. Practice the dialogue.

2. Do the exercises.

▶ 教学反思

1. 教学设计层层递进，学习过程潜移默化，在丰富的教学活动推进过程中逐步实现教学重难点的突破，最终达到设定的课程教学目标。

2. 词汇和句型的呈现注重情境的创设，引导学生在具体的语境中学习语言。充分利用丰富的图片和多媒体资源辅助教学，帮助学生理解和记忆。

3. 教学活动中以问题为导向，引导学生对新学习的内容进行观察预测，对过去所学知识进行归纳、总结，培养学生的观察能力和逻辑思维能力，重视思维品质的培养。

4. 通过对重要知识点的梳理和归纳，帮助学生更系统地掌握语言知识，提高语言表达的准确性。

5注重情感目标和价值观的渗透，了解唐朝人的生活条件和状态。

▶ Teaching Contents & Teaching Aims

Let’s learn

      Be able to listen, speak, read and write the new words “dining hall, grass, gym, ago” and master the adverbial expressions of time: …years ago, … months ago, last year, last month.

      Be able to skillfully use “There be” sentence structures to describe the differences of someplace from the past to the present.

Find the mistakes

      Be able to complete the exercise of “Find the mistakes”. Use the words and sentence patterns learned in Part A to describe people’s life in the Tang Dynasty.

▶ Teaching Priorities

      Be able to understand and master the key words and sentence patterns.

▶ Teaching Difficulties

      Be able to use “There be” sentence pattern properly to describe the differences of someplace from the past to the present.

▶ Teaching Procedures