Заполните пропуски словами can, can't, could, couldn't, to be able to 1. i'm afraid you at the moment. 2. i don't think i' to the meeting. 3. the negotiations broke down because on the price. 4. you were having problems, so i didn't interrupt. 5. if a firm order today, we by friday. 6. i find portuguese very difficult i understand it, but it. 7. sorry, you next week, but i the week after. 8. a: will to the training seminar? в: no, i'm very busy. 9. i'm sorry to your talk yesterday i had to sort out a problem. 10. really well when i was in my twenties, but now i'm out of practice.