good manners are going out of fashion, Kolya is opening a box pizza, Susan is making a new dress for a birthday party, We are buing a computer for my sister, lynn is eating her breakfast and drinking cofee нужно перевести в present perfect

Good manners have gone out of fashion.Хорошие манеры вышли из моды.
Kolya has opened a box of pizza. Коля открыл коробку с пиццей.
Susan has made a new dress for a birthday party.Сюзан сшила новое платье на день рождения.
We have bought a computer for my sister. Мы купили компьютер для моей сестры.
Lynn has eaten her breakfast and has drunk coffe. Лин съела свой завтрак и выпила кофе.