1) Where's Clare? Her bag's here and her computer's still on so she _____ gone home. a) must have b) might have c) can't have 2) I can't remember my password! But I _____ written it in my notebook as sometimes I do that. a) must have b) might have c) can't have 3) Sorry, I don't know if she's here or not. She was feeling ill so she _____ gone home. a) must have b) might have c) can't have 4) She _____ cleaned the whole house on her own in two hours. She must have had some help. a) must have b) might have c) can't have 5) Wow! Have you finished all that already? You _____ been hungry! a) must have b) might have c) can't have 6) I can't find my wallet. I _____ it at home but I'm not sure. a) couldn't have left b) might have left c) must have left 7) Sara _____ her exam because she always studies really hard. a) may have passed b) can't have passed c) must have passed 8) I think he _____ to school. I haven't seen him today. a) may not have come b) may have not come c) may haven't come 9) The house is really clean. My father _____ the whole morning tidying. a) could have spend b) must have spent c) may have spended

Emp B2- 10A- Past Modals of deduction

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