他 / 小时候 / 喜欢 / 在 / 床上 / 翻跟斗 / 经常 / 被 / 妈妈 / 训斥

他小时候喜欢在床上翻跟斗，经常被妈妈训斥。

He liked to do somersaults on the bed when he was a child and often got scolded by his mother.