Here are some common ways to express "are" in Russian:
* For plural nouns in the nominative case: являются (yavlyayutsya)
* Example: Они являются друзьями. (They are friends.)
* For singular nouns in the nominative case: является (yavlyaetsya)
* Example: Он является врачом. (He is a doctor.)
* For nouns in other cases: You would use the appropriate form of the verb быть (byt') which means "to be".
* Example: Это книга, которая была написана им. (This is a book that was written by him.)
* For "are" in the sense of "to be located": находятся (nakhodyatsya)
* Example: Книги находятся на полке. (The books are on the shelf.)
It's important to consider the grammatical context when translating "are" into Russian. If you provide more context, I can give you a more accurate translation.