1. 听材料，回答问题。

1. （1） What is the talk mainly about?

   A . What people should do to protect animals. B . Whether people should keep animals in zoos. C . How people should improve zoos' environment.

3. （2） What do experts of Group A suggest?

   A . Leave animals in the wild without protection. B . Protect animals in a well-designed area. C . Teach people more about wild animals.

5. （3） What do experts of Group B say about the modern zoos?

   A . They do harm to animals. B . They are poorly designed. C . They can give animals protection.

7. （4） What is the speaker?

   A . A teacher. B . A host. C . A scientist.