牛津译林版（2019）英语必修三《Unit 4 Scientists who changed the world》Welcome to the unit优质课教案

牛津译林版（2019）英语必修三《Unit 4 Scientists who changed the world》Welcome to the unit优质课教案

Welcome to the unit

一、教学目标

By the end of the section, students will be able to:

1. note down the key information about the two scientists according to the timeline;

2. describe the similarities and differences between the two scientists;

3. share with partners some more information about the two scientists and other great scientists.

二、教学重难点

1. To watch the video and answer the questions;

2. To figure out some common characters among famous scientists.

三、教学过程

步 骤 教学活动 设计意图 互动时间/模式 Lead-in Step 1 The teacher gets students involved in the learning mood by asking the following questions related to scientists.

1. Have you ever dreamt of becoming a scientist?

2. Can you name some scientists who you are familiar with?

3. Can you talk about some scientists’ stories and contributions?

The teacher lets students recall their childhood dream, and asks whether they dream of becoming a scientist. The teacher can encourage them to talk about the scientists they are familiar with and share their knowledge about these scientists’ stories and contribution.

The teacher can show some pictures of great scientists if possible. 创设互动情境，拉近沟通距离，激发学生学习兴趣的同时，开发话题资源，为单元学习做好准备。 5’

Individual Work

Class Work Step 2 The teacher draws students’ attention to the picture of Yuan Longping and lets students share their knowledge about this great scientist and his contribution to the mankind. 利用教材图片，导入主题，带领学生进行头脑风暴，激活学生已有的语言背景知识，自然过渡到学习内容。 5’

Group Work Video time Step 3 Students watch the video about two scientists and find out some detailed information about Yuan Longping and Stephen Hawking according to the timeline. Students finish the blank-filling exercise next to the preview of the video clip.

Watch the video again and answer the question.