1) I thought John would be here already, but the traffic is really bad, so he ________________________ stuck in traffic. a) might be b) might have been 2) Your brother isn't home yet. He _______________________ about his curfew. a) must forget b) must have forgotten 3) It's 6:00, so Adrian _______________________ at work. He never works past 5:00. a) can't be b) can't have been 4) The victim's wife _______________________ him. She was in France at the time of the murder. a) can't kill b) can't have killed 5) This _______________________ the answer. There is no other possibility. a) could be b) might be c) must be d) may be 6) I heard on the news that the war _______________________ soon. a) may end b) might end c) could end d) All of the above are possible. 7) Based on the polls, I would say he _______________________ the election. He is probably celebrating already. a) must win b) is sure to win c) can't win 8) My mom _______________________ dinner already. I'm not sure, so I'll call and ask. a) must have cooked b) might have cooked c) can't have cooked 9) It _______________________ this afternoon, so please be careful driving home. a) must storm b) may storm c) can't storm 10) They _______________________ on the exam. There is no way they _______________________ 100%. a) may cheat / can have got b) could have cheated / may have got c) must have cheated / could have got d) might have cheated / can got 11) The package _______________________ already. I got a notification saying it would be delivered this morning. a) should arrive b) should have arrived c) can arrive d) can have arrived 12) She _______________________ finished the report already. She just started working on it 15 minutes ago. a) couldn't have finished b) shouldn't have finished c) mustn't have finished

Modals of Speculation and Deduction

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