1) The lights went off in the museum. Someone took the golden statue. The guards say: “You ____ seen the thief.” a) must have b) should have 2) You forgot your best friend’s birthday yesterday. “You ____ called me… I was waiting!” a) should have b) needn't have 3) The cake is burnt. You ____ set the timer. a) must have b) should have 4) You missed the bus by 10 seconds. You think: “I ____ run faster!” a) could have b) couldn't have 5) Your friend looks tired. “You ____ slept very late.” a) can't have b) must have 6) The kitchen smells amazing. “You ____ baked something delicious!” a) must have b) can't have 7) Your shoes are wet. It’s sunny outside. Your friend says: “You ____ stepped in a puddle.” a) might not have b) must have 8) He knows every detail about the new Marvel movie, but it was released only two hours ago. “He ___ watched it already!” a) can't have b) should have 9) She’s walking very slowly and carefully today. “She ___ hurt her foot.” a) might have b) should have 10) You’re sunburnt all over your face and it hurts a lot. “You ___ put on sunscreen!” a) should have b) needn't have 11) She bought an expensive concert ticket but got sick and couldn’t go. “She ___ bought the tickets.” a) shouldn't have b) must have 12) He printed 50 copies of the document, but the meeting was cancelled. “He ___ printed so many copies.” a) can't have b) needn't have 13) She got food poisoning from that restaurant. “We ___ eaten somewhere else.” a) shouldn't have b) could have 14) She’s not answering her phone and it’s 2 a.m. “She ___ gone to bed early. a) might have b) can't have

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