英语四年级下册Unit 2 Smell and taste教学设计

Unit 2 Smell and taste

【第一课时】

【教学目标】

1．帮助学生学习Look and learn中的生词。

2．通过猜谜活动，帮助学生巩固所学词汇。

【教学重难点】

词汇：grape, watermelon, strawberry, smell

【教学准备】

课件、音频

【教学过程】

Pre-task preparations

1．出示挂图，然后给出一些谜语，请学生猜一猜说的是哪一种水果。然后请学生模仿朗读谜语，或创作有关水果的谜语。

2．出示不同水果的图片，请学生回答问题，用替换横线内容的方式创编儿歌。

T: (show a picture of a banana) Do you eat bananas in autumn?

Ss: Yes!

T: What color is a banana?

Ss: It's yellow.

T: What is it like?

Ss: It's long.

T: Is a banana sweet and soft?

Ss: Yes, it's sweet and soft.

然后学生和教师一起朗读新儿歌。教师可以根据学生的实际情况，自己朗读学生不会认读的部分。

In autumn, we often sit around

And enjoy a fruit.

It's yellow and long.

It's sweet and soft inside.

We all like to eat.

What is this fruit? Can you guess?

It's a banana!

Yes, yes, yes!

While-task procedures

1．拿着水果图片，用儿歌中的内容引出单词grape和strawberry，然后请学生跟读并拼读单词。

T: (hold the picture of a grape) In summer, we often sit around and enjoy a fruit that is purple and round. It's sweet and juicy. We all like to eat. What is this fruit? Yes, it's a grape.

T: Now, read after me. Grape. G-R-A-P-E, grape.

Ss: Grape. G-R-A-P-E, grape.

然后通过单词游戏帮助学生操练和巩固单词。Quick response：逐一出示单词卡片，让学生快速反应，说出单词。

T: (show the flashcard for grape)

Ss: Grape.

出示单词卡片，说单词，让学生判断正误。

T: (show the flashcard for strawberry) A peach.

Ss: No. It's a strawberry.

T: (show the flashcard for grape) An apple.

Ss: No. It's a grape.

...

2．出示下列表格，对Look and learn中出现的水果进行提问，请学生回答问题，并在表格中填上正确的形容词。

T: (show the picture of a watermelon) Everybody, look at this picture. It's a watermelon. What color is it?

S1: It's green.

T: That's right. (write green in the form) Is the watermelon big or small? (compare the watermelon with a grape)

S2: It's big.

T: Well done. (write big in the form, touch the watermelon) How does it feel?

S3: It's smooth and hard.

T: Wonderful. (write smooth and hard in the form)

3．出示水果实物，教师拿起一片西瓜边闻边说：Oh! Watermelon! I like it. Let me smell it. It's nice. 板书smell，请学生说出它们的中文意思，并请学生跟读。给学生发出指令，帮助学生理解并记住smell的用法。

T: Smell the strawberry.

Ss: (smell a strawberry)

4．在活动2中表格的右侧添加两列，并写上smell和taste。

首先，请部分学生先闻一闻这些水果，然后再尝尝它们的味道，通过提问引导学生用正确的形容词回答，并把学生的回答填在表格内。

T: Smell the watermelon. How does it smell?

S1: It's nice, (write nice in the form)

T: Taste this piece of watermelon. How is it?

S1: (taste the watermelon) It's sweet/yummy/ nice, (write sweet/yummy/nice in the form)

Post-task activities

1．学生拿出预先准备好的水果进行猜谜活动。教师把对话模板写在黑板上，供学生参考模仿。

S1: Close your eyes, please.

S2: OK.

S1: Smell it. How does it smell?

S2: It's nice.

S1: Taste it. How does it taste?

S2: It's sweet and soft.

S1: What is it?

S2: It's a banana.

2．学生画一个他们最喜欢的水果，并在旁边写几句话描述这个水果的触觉、大小和色香味。

S1: (draw a watermelon on the paper) This is a watermelon. It's big and green. Touch it. It's hard and smooth. Smell it. It's very nice. Taste it. It's sweet and juicy. I like watermelons very much.

然后，请部分学生上来展示它们的作品并进行口头介绍。

S2: This is a grape. It's purple. It's small. Touch it. It's soft and smooth. Smell it. It's nice. Taste it. It's sweet. We often eat it in summer.

【板书设计】

Unit 2 Going to school

grasp, watermelon, strawberry, smell