2.省略谓语

His hair was black and his teeth(was)as white as snow，but his skin was yellow．(人教大纲版高二下第15页)

他的头发是黑色的，牙齿雪白，但是他的皮肤是黄色的。

John is a lawyer，his wife(is)a cleaner．

约翰是律师，他妻子是清洁工。

Some of us study Japanese，others(study)English．

我们有些人学日语，其他一些人学英语。

A pop song is written in a“factory”where one person writes the words，someone else(writes)the music．(人教大纲版高一上第76页)

流行歌曲是在“工厂”里写的，在那里，一个人作词，另一人作曲。