Today is World Environment(环境) Day. Wang Lin meets a volunteer(志愿者) in the street.
Volunteer: Hello! Do you know World Environment Day?
Wang Lin: Sorry, I don't know.
1． should we do?
Volunteer: To protect(保护) our environment, we should
2． 3． and save
4．. We shouldn't
5． wild(生的) animals.
Wang Lin: Oh, I see. And I think I can go to school
6． 7． every day. And we
8． waste paper(纸) at school. We can protect environment from little things.
Volunteer: Great! You're really a good boy!
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