北师大版七年级下册Lesson 17 Interesting Animals精品ppt课件

教学活动

设计意图

互动模式&时间

Pre-reading

Step 1

Ÿ T shows a picture of a giraffe and tells about its long neck. Ÿ T asks Ss what animals they think are interesting.

引入话题，激活学生已有的背景知识，复习上一课学过的部分动物名称及相关形容词。

CW 2’

Step 2

Ÿ T shows some pictures of animals and asks Ss to name the body parts. If they don’t know, T tells them the names of the body parts. Ÿ Ss read the words after T. Ÿ T shows pictures of a penguin and a giraffe. Ss tell their knowledge about two animals. (Ex. 1) For Example：Penguins have short legs. They walk very slowly.

1. 用图片的形式生动直观复习、学习词汇；按话题整理词汇（如head和body，front和back等）。 2. 在语境中复习词汇，为阅读做好铺垫。 3. 设置分层要求，对一般学生仅要求说出动物的特殊身体部位，向较好学生补充更多信息。

CW PW 6’

Step 3

Ÿ T asks Ss to try to guess the answers to the following questions: Are penguins bird or fish? Penguins swim 15 / 25 / 35 miles an hour. Do giraffes spread their front legs to drink water? Can giraffes run for a long time? Ÿ T helps Ss learn the word “spread”.

1. 进一步激活学生关于两种动物的背景知识。 2. 激发学生阅读的兴趣。 3. 教授可能成为阅读障碍的词汇。

CW 2’

While-reading

Step 4

1st reading Ÿ Ss read the text quickly and find the answers for the four questions. Ÿ T calls back the answers from the class. Ÿ T discusses with Ss about their understanding of the difficult sentence: They have to spread their front legs wide and bend their necks, so their heads can reach the ground.

1. 获取关键信息，核查预测。 2. 帮助学生理解课文中的难句，学习影响学生理解的词汇。

IW CW 4’

Step 5

2nd reading Ÿ Ss read the text carefully, and find the information about the body parts of the two animals to complete the table. (Ex. 2) Ÿ T checks answers in class. Ÿ Ss describe penguins and giraffes with the help of the table in pairs.

1. 获取关于两种动物体貌特征的信息。 2. 通过对子活动，及时内化部分信息和语言。

IW PW 6’

Step 5

3rd reading Ÿ Ss discuss the structure of the text. T helps Ss understand that the texts are in two parts: appearance and interesting features. Ÿ Ss read the second part of penguins carefully. T works with the Ss to summarise the features of penguins. Ÿ Ss work in pairs, read the second part of giraffes and summarise the features of giraffes. Ÿ T checks answers in class.

1. 获取有关两种动物有趣特征的信息。 2. 培养学生归纳、总结信息的能力。

IW CW GW 10’

Step 7

Ÿ Ss listen to the recording and read the texts in low voice.

在听中学习语音、语调。

2’ 

Post-reading

Step 8

Ÿ T helps Ss review the facts about two animals with pictures and summaries. Ÿ Ss work in pairs. Each chooses an animal and introduces the animal to the other.

1. 全班一起内化第二部分的信息和语言。 2. 运用课文信息和语言，介绍两种动物的特性，进行基于课文的输出。

8’ 

Homework

1. 听录音，读课文。 2. 用分类的方法，整理本课所学词汇。 3. 完成Workbook Ex. 1和Ex. 3。