Matching Pairs C15U8 LB GrammarOnline version Match the statements with their meaning. by Modern English 1 They couldn't have forgotten. 2 They must have gotten tied up in traffic. 3 They may/might have had a fight. 4 She could have tried to call. 5 She may/might not have remembered. It's possible she tried to call. It's not possible they forgot. Maybe they had a fight. I bet they got tied up in traffic. It's possible she didn't remember.