2a) Tom usually eats ham and eggs, but today he's having milk and cereals.
Tom usually plays computer games, but today he' s running in the park.
Tom usually watches TV, but today he's doing his homework.
Tom usually has fast food, but today he cooked a healthy meal.
Tom usually goes out with his friends, but today he's going to bed early.
2b) 1. I usually go to school on friday, but today I m staying home.
2. I usually go to cinema on Sunday, but today I m going to seaside.
3. I usually listen music, but today I m going to a concert.
4. I usually eat bananas after dinner, but today I m eating watermelon.
5. I usually have homework on Monday, but today I m going out with my friends.