Other friends take walks and "forget" their cellphones at home.
出自-2012年12月阅读原文
But do you know that every year a lot of useless computers and cellphones will ruin the soil?
2017年高考英语北京卷 听力 原文
In the past two decades, however, continued connection with and dependence on family,thanks to cellphones,email and social media, have increased significantly.