Найдите одну ошибку в каждом предложении1.It started raining while we was

Найдите одну ошибку в каждом предложении
1.It started raining while we was walking home.
2.He can play chess very good.
3.You won the game .
4.I could to play draughts when i was eight.
5.Comedies are funnier that dramas
6.You should saving your work on a memory stick.
7.My parents bought a laptop ago two years.
8.I think reality shows are most interesting than soap operas.