4. Finish the following sentences:

1. Mari literature and the standard Mari language were founded by _____.

2. S. Chavain was working also in the field of _____.

3. The poem ‘Oto’ was translated into many languages including _____.

4. The Mari language belongs to _____.

5. There are two literary forms of _____.

6. Unfortunately many people whose native language is Mari _____.

7. Meadow Mari is spoken on the _____.