their book

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500+ learners.
their book(
thehr
 
book
)
A phrase is a group of words commonly used together (e.g., once upon a time).
phrase
a. su libro
Sofia and Isabel are doctors who also work in education. Their book is used in a lot of medical schools.Sofía e Isabel son médicos que también trabajan en la educación. Su libro se usa en muchas factultades de medicina.
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dawn
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dawn
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