This quiz works best with JavaScript enabled. Home > Grammar > Parts Of Speech > Verbs > Auxiliary Verbs > Modal Verbs > Modals Of Deduction – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Modals Of Deduction Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. My passport ..... be in that drawer. I've already looked there three times. A) Can't. B) May not. C) Mustn't. D) None of the above. Show Answer Correct Answer: A) Can't. 2. A:I have missed a call, but I don't recognize this number.B:So it ..... be from anyone you know. A) Must. B) Can't. C) Might. D) None of the above. Show Answer Correct Answer: B) Can't. 3. I'm leaving work now but I ..... be a little late if there's traffic on the road. A) Could. B) Must. C) Can't. D) Must not. Show Answer Correct Answer: A) Could. 4. Sara's very busy. She ..... be able to come tonight. A) Might. B) Can't. C) Must. D) None of the above. Show Answer Correct Answer: B) Can't. 5. I've lost one of my gloves. I ..... it somewhere. (I'm sure!) A) Might have dropped. B) Could drop. C) Can't have dropped. D) Must have dropped. Show Answer Correct Answer: D) Must have dropped. 6. You ..... left it in the office, I suppose. A) Could have. B) Might have. C) I and 2 are both possible. D) Must have. Show Answer Correct Answer: C) I and 2 are both possible. 7. I'm sorry but Samantha isn't here. She ..... already left the office. (100% certain) A) May have. B) Can't have. C) Must have. D) Could have. Show Answer Correct Answer: C) Must have. 8. I'm sure Sam put on weight last year. A) May have put. B) Could have put. C) Must have putted. D) Must have put. Show Answer Correct Answer: D) Must have put. 9. I can't believe Jim hasn't arrived yet. He ..... taken the wrong train. A) Should have. B) Must have. C) Can have. D) None of the above. Show Answer Correct Answer: B) Must have. 10. We use must have + past participle when ..... A) We think it's possible that something happened. B) We feel sure about what happened. C) We think it's not possible that something happened. D) None of the above. Show Answer Correct Answer: B) We feel sure about what happened. 11. You're likely to have an exam later.It refers to the ..... A) Present. B) Past. C) Future. D) None of the above. Show Answer Correct Answer: C) Future. 12. Someone broke into the jewelry store last night, but there's no sign of forced entry.What can the police deduce? A) "The thief must have used a key.". B) "The thief might have forgotten to lock the door.". C) "The thief must not have come through the window.". D) "The thief can't have been working alone.". Show Answer Correct Answer: A) "The thief must have used a key.". 13. He ..... their son. They have only daughters. A) A. might be. B) B. can't be. C) C. mustn't be. D) None of the above. Show Answer Correct Answer: B) B. can't be. 14. This food was rotten. That ..... the reason why most people got sick. A) Could have been. B) May not have been. C) May be. D) None of the above. Show Answer Correct Answer: A) Could have been. 15. You've been working in the garden all day. You ..... be tired. A) Could. B) May. C) Can't. D) Must. Show Answer Correct Answer: D) Must. 16. I've got no idea where she is. Try the library. She ..... be in there. A) Might. B) Can. C) Must. D) Will. Show Answer Correct Answer: A) Might. 17. I don't like the sound of the engine. It ..... be a mechanical problem. A) Can't. B) Must. C) Might. D) None of the above. Show Answer Correct Answer: C) Might. 18. They ..... go to Jamaica on their holiday but they are not sure. A) Must. B) Can't. C) Could. D) None of the above. Show Answer Correct Answer: C) Could. 19. Judging by the present evidence, we think he ..... used a disguise. A) Might have. B) Probably. C) Might. D) 1 and 2 are both possible. Show Answer Correct Answer: D) 1 and 2 are both possible. 20. We agreed to meet yesterday but when I got there I didn't see him. He ..... waiting elsewhere. A) Might have / may have. B) Must have/ should have. C) Have to have/ would have. D) None of the above. Show Answer Correct Answer: A) Might have / may have. 21. He ..... live near here because he comes to work on foot. A) Must. B) Must have. C) Can't. D) Can't have. Show Answer Correct Answer: A) Must. 22. 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. D) None of the above. Show Answer Correct Answer: B) Might have. 23. We use " ..... " to say that something is true. A) Must. B) Can't. C) May/might/could. D) None of the above. Show Answer Correct Answer: A) Must. 24. Do you remember my birthday party last year? You ..... remember! It was the same day as your graduation. A) Can't. B) Could. C) Must. D) None of the above. Show Answer Correct Answer: C) Must. 25. Your watch says a different time from mine. One of them ..... be wrong. A) Can't. B) Might. C) Must. D) Might not. Show Answer Correct Answer: C) Must. ← PreviousNext →Related QuizzesAuxiliary Verbs QuizzesVerbs QuizzesModals Of Deduction Quiz 1Modals Of Deduction Quiz 2Modals Of Deduction Quiz 4Modals Of Deduction Quiz 5Modals Of Deduction Quiz 6Modals Of Deduction Quiz 7Modals Of Deduction Quiz 8Modals Of Deduction Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books