Unit3 The world online Welcome to the unit教学设计
单 元：Unit 3 The world online
板 块：Welcome to the unit
Thoughts on the design:
本节课以说为主，通过“Welcome to the unit”部分所提供的四幅图片构成的海报，介绍了因特网及其用途。学生将学会谈论把世界连接起来的因特网，因特网所带来的好处和不利之处，以及因特网将来的用处。通过对该部分相关问题的讨论，帮助学生获得更多关于英特网的信息，为更深入学习本单元内容奠定基础。
Teaching aims:
1. After learning this lesson, the students will be able to know more about the Internet, and talk about the Internet and its uses by making a debate on the effects of the Internet on our lives;
2. After learning this lesson, the students will develop speaking and discussing skills by talking about the four pictures and sharing ideas in a group;
3. The students will have a fluent talk on that the Internet co nnects people all over the world and that the Internet has both positive and negative aspects.
