Topic 1 Our country has developed rapidly. Topic 2 The population in developing countries is growing faster. Topic 3 The world has changed for the better.

Topic 1 Pollution has causes too many problems. Topic 2 All these problems are very serious. Topic 3 What can we do to protect the environment?

Topic 1 English is widely spoken around the world. Topic 2 Some things usually have different meanings in different cultures. Topic 3 Could you give us some advice on how to leran English well?

Topic 1 When was it invented? Topic 2 I’m excited about the things that will be discovered in the future. Topic 3 China is the third nation that sent a person into space.