Помогите!!! пожалуйста))))) вставить CAN(CANT), COULD(COULDNT), BE ABLE TO. 19. The manager wasnt in the office for very long, but we ... to speak to him for a few minutes. 20. On entering the house I ... smell something burning in the kitchen. 21.1 am usually very good at tennis, but yesterday I ... beat my brother. 22. When we lived on the coast, we ... swim in the sea every day. 23. If you dont tell me what your problem is, I... help you. 24.1 got home early last night, so I... watch my favourite programme on TV. 25.1... eat anything when I was younger, but now I have to be more careful. 26. Fortunately he ... convince the police that he was innocent.

19 were able to
20 could
21 couldnt 
22 could
23 wont be able to
24 could
25 could 
26 was able to