1179935 I'm certain. CK 1 2202644 We're certain. CK 1 2202643 Tom is certain. CK 1 2248129 I'm not certain. CK 1 2549370 I was so certain. CK 1 2248221 I'm quite certain. CK 1 2236945 Tom isn't certain. CK 1 1950712 I can't be certain. CK 1 2247975 I'm fairly certain. CK 1 2548269 I'm certain of that. CK 1 2646937 Tom isn't so certain. CK 1 289674 He is certain to come. CK 1 2359373 I have certain rights. CK 1 3171893 I'm certain I saw Tom. CK 1 2891259 How can you be certain? CK 1 2360546 I have to make certain. CK 1 2380424 I made certain of that. CK 1 2892902 Why are you so certain? CK 1 2273992 You didn't seem certain. CK 1 35179 I don't know for certain. CK 1 2644734 We must know for certain. CK 1 2281796 We don't know for certain. CK 1 2308200 I couldn't be more certain. CK 1 2544213 I'm certain it can be done. CK 1 2713305 I'm not certain about that. CK 1 2544143 I'm not certain what to do. CK 1 2252735 They're absolutely certain. CK 1 2291596 I agree to a certain extent. CK 1 254761 I am not certain about that. CK 1 1456808 I'm certain that he'll come. CK 1 2543544 I'm not certain Tom is here. CK 1 1950709 We can't be certain of that. CK 1 2821393 We're quite certain of that. CK 1 2543055 I'm absolutely certain of it. CK 1 2542965 I'm not certain Tom is happy. CK 1 2713067 We're not certain of that yet. CK 1 47265 Are you quite certain about it? CK 1 2541854 I'm not certain about anything. CK 1 2952795 I'm not certain Tom likes that. CK 1 1025067 Tom is certain to come on time. CK 1 2897090 I wasn't really certain of that. megamanenm 1 1950711 I can't be certain what Tom wants. CK 1 2540106 I'm not certain Tom is responsible. CK 1 2540086 I'm quite certain that's the truth. CK 1 1024708 Tom isn't certain about the answer. CK 1 2539744 I'm not too certain about it myself. CK 1 2952794 I'm not certain Tom knows what to do. CK 1 3239012 Are you absolutely certain we're safe? CK 1 1950710 We can't be certain they're Canadians. CK 1 283685 I am certain that he will quit his job. CK 1