15 Phrases for Certainty & Probability

1. I’m absolutely sure.
2. I’m positive that…
3. I have no doubt that…
4. I’m a hundred percent certain.
5. I’m convinced that…
6. Chances are that… (= this will probably happen)
7. Odds are that… (= this will probably happen)
8. I seriously doubt it.
9. I don’t think so.
10. Probably not.
11. It’s not very likely.
12. There’s not much chance of that.
13. I’d be very surprised if that happened.
14. I wouldn’t bet on it. (= there’s a small chance it could happen… but it probably won’t happen)
15. That’ll never happen.