Unit 2 The environment
Project
Step 1 Lead- in
1. Quiz: What is it?
☆ It runs across nine provinces.
☆ It flows 6,300 kilometers from western China into the East China Sea.
☆ It is China’s most important freshwater river.
☆ It is the third longest river in the world.
2. Enjoy some pictures of the Yangtze River and make a comparison.
Which river is it, do you know?
What has happened to the Yangtze River?
---- The Yangtze River has been seriously polluted, causing environmental problems,
we should protect the Yangtze River.
