Перевод на русс.яз The Amir is ___(long ) river in Russia

The Amir is the longest river in Russia. — Амир - самая длинная река в России.

The Amir isn’t the longest river in Russia.

Is the Amir is the longest river in Russia?

What is the longest river in Russia?

What is the Amir?

Is the Amir or is the Volga the longest river in Russia?

Is the Amir is the longest or the deepest river in Russia?

Is the Amir is the longest river or lake in Russia?

Is the Amir is the longest river in Russia or in Italy?

The Amir is the longest river in Russia, is not it?