• offer • bring • miss • study • win • help
1 A: I didn't understand that chemistry lesson at all!
В: I would have helped you if you had asked me!
2 A: You should have offered to help carry your teacher's bag.
В: I couldn't. I had to go to football practice.
3 A: Have you returned my dictionary?
В: I might/may have brought it back. I can't remember. Check your bookcase.
4 A: I did so badly in my speaking test!
B: Well, you should have studied more then!
5 A: I wonder why Tom looks so happy today.
B: He has just won first prize in the school art competition!
6 A: Tina should be here by now.
B: She might/may have missed the bus.