我的老师正在写一本关于动物的书。

My teacher is writing a book about animals.

youdao

他写过一本关于动物的书。

He has written a book on animals.

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我想读一本关于动物的书。

I'd like to read a book on animals.

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这是一本关于动物的书。

This is a book about animals.

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我借了一本关于动物和一本关于汽车的书。

I took the one on the animal and a book on the car.

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他写了一本关于非洲动物的书。

He wrote a book on African animals.

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他写了一本关于非洲动物的书。

He wrote a book on African animals.

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