关于环境问题的英语情景对话
Lu: Today I read a book. This book about our environments is in danger.
鲁:今天我读一本书。这本书对我们的环境是在危险中。
Zhang : Yes, once our environment is very beautiful. The air was fresh, the water was clean, the sky was blue, and so on.
【资料下载】关于环境问题的英语情景对话
