Can, could, to be able to fill in the correct verb: 1. tom is a clever boy and he solve any problem very easily. 2. andrew phone you yesterday. 3. she send us a parcel next week. 4. she do difficult exercises when she was young. 5. i write this report right now. 6. helen part in this competition tomorrow. 7. alec skate better when he was twelve. 8. she dance quite well in a month. 9. bill play chess quite well now. 10. you your test two days ago. 11. i arrive in london next weekend. 12. he use the computer when he was a child. 13. nick is only three but he count up to fifty. 14. i you up in fifteen minutes. 15. she swim very well last year. 16. mary finish her picture in a week. 17. mona isn’t busy today and she her mother at home. 18. he eat a lot of lemons easily when he was six. 19. i run five kilometers much quicker now. 20. pam sing professionally next year. 21. they draw beautiful landscapes now. 22. sam speak about wild animals for hours last year. 23. he repair our car in three days. 24. the weather is fine and we play football every day. 25. he ride a horse when he was five.