Ответ:
1. Present simple. We don't go to school every day. Do we go to school every day?
2. Present continues. Roman isn'n doing his homework now. Is Roman doing his homework now?
3. Present simple. Ann doesn't like to travel by train.Does Ann like to travel by train.
4. Past simple. Oleg didn't write the letter yesterday. Did Oleg write the lettet yesterday?
5. Present perfect. I have eaten yet. Have i eaten yet?
6. Future simple. He won't read a book tomorrow.Will he read a book tomorrow?