2033728 I just want to be certain that it's OK. CK 1 2380405 I made certain I wasn't being followed. CK 1 2951513 Are you certain such a thing can be done? CK 1 2361861 I'm absolutely certain that Tom is wrong. CK 1 259945 I don't know for certain when he will come. CK 1 242717 I'm not certain we can get tickets tonight. CM 1 253048 I can understand French to a certain extent. CK 1 2030056 I'm certain Tom will want to speak with you. CK 1 282936 I don't know for certain when he will arrive. CK 1 2952752 I'm almost certain that Tom can speak French. CK 1 37468 I didn't know for certain which train to take. CK 1 1026364 Tom didn't know for certain where he should go. CK 1 1026363 Tom didn't know for certain which road to take. CK 1 1951553 We can't even be certain that it was Tom we saw. CK 1 2033850 I want to be certain you are who you say you are. CK 1 1029162 Tom doesn't know for certain when Mary will come. CK 1 47209 No one knew for certain how the accident happened. CK 1 1029163 Tom doesn't know for certain when Mary will arrive. CK 1 1028594 Tom is certain that Mary will come to school today. CK 1 2033909 I'm quite certain I don't want to be married to you. CK 1 1029161 Tom doesn't know for certain who Mary's boyfriend is. CK 1 1951555 We can't even be certain Tom will attend the meeting. CK 1 1029164 Tom doesn't know for certain what Mary is going to do. CK 1 74002 There is a certain amount of truth in what he's saying. Swift 1 1026365 Tom didn't know for certain what time he should arrive. CK 1 2979693 I'm not certain Tom is the one we should send to Boston. CK 1 1954730 I can't really be certain that Tom didn't take the money. CK 1 1847705 Tom doesn't think it's disgusting to eat certain insects. CK 1 1029312 Tom didn't know for certain when Mary was going to arrive. CK 1 1951554 We can't even be certain that it was Tom's voice we heard. CK 1 2307989 I checked twice to make certain we hadn't made any mistakes. CK 1 1026366 Tom didn't know for certain how much the new computer would cost. CK 1 1954731 We can't really be certain that Tom will get on the baseball team. CK 1 1040516 Tom was reasonably certain that Mary had stolen his grandfather's gold watch. CK 1 1356753 Are you certain? sacredceltic 2600141 I feel certain of it. sharptoothed 288909 He had a certain charm. CM 430215 He's certain to succeed. witbrock 2258856 I'm certain he's coming. _undertoad 2267393 It was far from certain. _undertoad 29563 Lucy is certain to come. CK 55204 These facts are certain. CK 3356437 You seem pretty certain. CK 289667 He is certain to succeed. CM 283691 He is certain to turn up. CK 2891263 How can you be so certain? CK 42480 It is by no means certain. CK 308299 She is certain to turn up. CK 2815081 Are you certain about that? patgfisher 1553535 Are you certain about this? CK