1 It's possible that Jack and I will go sightseeing this afternoon. (may) 2 Perhaps I'll visit Mexico next summer. (might) 3 There's a good chance that it will be sunny this weekend. (probably) 4 It's possible that Kevin will save up enough money to go on the adventure tour next year. (could) 5 There's a small chance that they won't go on holiday this year. (might) 6 It's certain that we'll go to Mauritius next month. (definitely)