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与美国小学生一起学英文第3册 第31期:摇篮曲
Lullaby 摇篮曲 A lullaby is a quiet song for children. 摇篮曲是平和的歌曲，专为儿童谱写的。 It helps children go to sleep. 它有助于孩子入睡。 You may still remember your mother's lullaby songs. 你可能还记得妈妈哼得
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与美国小学生一起学英文第3册 第32期:号角
Horn 号角 The horn is a musical instrument. 号角是一种乐器。 People blow a horn and it makes a sound. 人们吹号角，它就能发声。 It has been used in many western countries. 许多西方国家都使用号角。 The oldest horn was
