文章列表

• 1.与美国小学生一起学英文第7册 第2期:蛋
• Egg 蛋 What is an egg? 蛋是什么呢？ Birds and fish give birth to many babies at one time. 鸟和鱼一次能生下很多宝宝。 They can do this by laying many e...
• 2.与美国小学生一起学英文第7册 第1期:云
• Cloud 云 A cloud is a massive droplets in the sky. 云是天空中大量的小水滴。 When the sun heats up the Earth, water on the Earth evaporates and becomes...