His aunt makes a living by collecting waste paper.

学习 时间:2026-11-12 08:28:30 阅读:6014
His aunt makes a living by collecting waste paper.请问牛人,这里的by可以省略吗?

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狂野的羊

舒适的萝莉

2026-11-12 08:28:30

可以的 这个用法在初中英语八下里面有

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