它们是什么用英文怎么说写
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"它们" 是指代词，用英语表示为 "they"。
"they" 是英语语言中的第三人称复数代词，指代一组或一群人或物。它可以替代名词或名词短语，例如：
"The students are working on their projects. They are very dedicated." (学生们在做他们的项目。他们非常专注。)
"I saw some birds in the park. They were singing beautifully." (我在公园里看到了一些鸟。它们唱得非常好听。)
来源: "they" 为古英语 "þæi" 的后代。
"they" 是英语语言中的第三人称复数代词，指代一组或一群人或物。它可以替代名词或名词短语，例如：
"The students are working on their projects. They are very dedicated." (学生们在做他们的项目。他们非常专注。)
"I saw some birds in the park. They were singing beautifully." (我在公园里看到了一些鸟。它们唱得非常好听。)
来源: "they" 为古英语 "þæi" 的后代。