英语分级阅读：牛津阅读树第二级 A Sinking Feeling

A Sinking Feeling下沉的感觉The children were in the poor孩子们在泳池里Wilma climbed on the duckWilma 爬上了鸭子"Get on," said Wilma“上来！”Wilma说Wilf climbed onWilf 爬了上来"Get on," said Wilf“上来！”Wilf说Chip climbed onChip 爬了上来"Get on," said Chip“上来！”Chip说Biff climbed onBiff 爬了上来"Get on," said Biff“上来！”Biff说Kipper couldn't get onKipper 上不去"Get on," said everyone“上来！”大家说Kipper couldn't get onKipper 上不去"Get on," said everyone“上来！”大家说Kipper climbed onKipper 爬了上来Oh no!哦，不！《牛津阅读树》（Oxford Reading Tree），是英国牛津大学出版社组织多位儿童阅读教育专家,经过二十多年不断研究及发展而出版的阅读教材。这是一套针对以英语为母语的学龄前及小学孩子培养阅读兴趣的寓教于乐的儿童英语读物。包括了故事、诗歌、有声读物和互动游戏等各种对孩子们充满吸引力的内容。
《牛津阅读树》在英国是家喻户晓的英语母语学习材料，在全球亦有一百多个国家用它作为外语学习教材。