His talk ( ) the problem of water pollution along the Yangtze River.
举一反三
- There is a river before my house. It is an east-to-west river and connected with the Yangtze River. It is not very long but deep.
- 中国的第一大河是： A: The Changjiang B: The Yellow River C: The Yangtze River D: The Liujiang River.
- 中国大学MOOC: Chinese civilization began with _____ around Yangtze River and Yellow River.
- This is where the _________(water; waters) of the Yangtze River flow out into the sea.
- To return to the problem of water pollution, I’d