读报
登录注册网站首页
 

FRONTPAGE

Turn off the lights

作者:21ST
Aa
  • -   
  •    +
地球一小时。

DID you turn off the lights in your house on Saturday? The Earth Hour of 2010 started at 8:30 pm on March 27. Earth Hour started in 2007. People turn off lights for an hour in March every year. People do this to save energy on Earth.
点击阅读全文
联系我们  |  诚聘英才  |  关于我们  |  版权声明
© i21st.cn   京ICP备2024066071号-1
 
选择报纸
选择报纸
关闭