Упр.2 Юнит 5 Урок 12 Рабочая тетрадь ГДЗ Happy English Кауфман 10 класс

Rephrase the sentences. Use should, could, ought to.

1. It was my duty to warn all the participants about the rain but I forgot to do that.
2. I am very sorry I argued with my sister.
3. I feel it was wrong not to support my brother when he quarrelled with his best friend.
4. It was very wrong of you to behave like that.
5. I didn’t work hard enough to pass this exam. I am really sorry about it now.
6. I was too naive when I thought that John respected me. I won’t repeat the same mistakes again.