Провертье есть ошибка? The librarian told us that we could better ask him if we were...

Question

Провертье есть ошибка? The librarian told us that we could better ask him if we were unable to find a book.

Answer 1

The librarian told us that we should have better asked him if we couldn't find a book.

Comments

правильно?

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я написала, как правильно