研究人员发现，与阅读电子书的家长和孩子相比，阅读纸质书的父母和孩子在一起交流和互动更多。 Parents and kids who read paper books together speak and interact more when compared with those who read e？books， researchers found. Reading with a c
语篇导读 伦敦是一座历史悠久的城市。本文作者游览了伦敦塔、五大皇家公园、特拉法加广场和博物馆。特别是在博物馆，游客们可以从中了解到更多的英国历史。同学们，若有机会也去伦敦参观一下吧！ My first visit to London was one and a half years ago. It was a wonderful trip. I stayed in the city for t
The hostess apologized to her unexpected guest for serving an apple pie without any cheese. The little boy of the family left the room quietly for a moment and returned with a piece of cheese which h
天文学家发现了一颗叫作K2?18b（也叫“超级地球”）的系外行星，该行星存在和地球相似的大气环境，但科学家称该行星是否满足生命存在的条件还需进一步探究。 A new study focuses on K2?18b， an exoplanet（系外行星） discovered in 2015， orbits a red dwarf star close enough to receive abou
