This quiz works best with JavaScript enabled. Home > Grammar > Parts Of Speech > Verbs > Auxiliary Verbs > Modal Verbs > Modals Of Deduction – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Modals Of Deduction Quiz 10 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. She ..... know the answer; she didn't study. (She skipped all the classes and didn't review the material.) A) Can't. B) Must. C) Might. D) None of the above. Show Answer Correct Answer: A) Can't. 2. You have walked for 10 hours. You ..... be exhausted. A) Can't. B) Must. C) All the above. D) None of the above. Show Answer Correct Answer: B) Must. 3. It definitely wasn't my phone that rang in the cinema. Mine was on silent. It ..... A) Might have been my phone. B) Must have been my phone. C) Could have been my phone. D) Can't have been my phone. Show Answer Correct Answer: D) Can't have been my phone. 4. I'm not sure where she is. She ..... gone to the gym. A) Must have. B) Could have. C) Can't have. D) None of the above. Show Answer Correct Answer: B) Could have. 5. They ..... be out. Nobody is answering the phone. A) Must. B) May. C) Can't. D) None of the above. Show Answer Correct Answer: A) Must. 6. He ..... earn a lot of money. He stills lives with his parents. A) Can't. B) Might. C) Couldn't. D) Must. Show Answer Correct Answer: A) Can't. 7. I ..... written down the number incorrectly. I've just called a hospital not the restaurant. A) Might have. B) Must have. C) Can't have. D) May have. Show Answer Correct Answer: B) Must have. 8. Tom ..... be working today-I just saw him at the gym. A) Can't. B) May. C) Might not. D) Must. Show Answer Correct Answer: A) Can't. 9. You've been working all day. You ..... be really tired. A) Must. B) Might / could. C) All the above. D) None of the above. Show Answer Correct Answer: A) Must. 10. He ..... by now. It's only a 20 minutes journey. A) Must have arrives. B) Must has arrived. C) Must have arrived. D) Musts have arrived. Show Answer Correct Answer: C) Must have arrived. 11. You got the job? That's great. You ..... feel very happy. A) Must. B) Could. C) Can't. D) None of the above. Show Answer Correct Answer: A) Must. 12. A:Who is that speaking fluent Arabic outside?B:I am sure it ..... be Mehmet because his Arabic is very poor, but it ..... be Omer as he is one of the people from the neighborhood who can speak it. A) Must / must. B) Can't / might. C) May / can't. D) Can't / can't. Show Answer Correct Answer: B) Can't / might. 13. The concert tickets are sold out; they ..... available anymore. A) Mustn't be. B) Can't be. C) Might not be. D) None of the above. Show Answer Correct Answer: B) Can't be. 14. What a wonderful trip! You ..... have incredible pictures. A) Must. B) Can't. C) Might. D) None of the above. Show Answer Correct Answer: A) Must. 15. A:How was your exam?B:I'm not sure. I ..... a few mistakes. A) Can't have done. B) Must have done. C) Should have done. D) Might have done. Show Answer Correct Answer: D) Might have done. 16. Let's ask at reception to see if they have your keys. Someone ..... found them. A) Must have. B) Might have. C) Can't have. D) None of the above. Show Answer Correct Answer: B) Might have. 17. They ..... bought a new house. They are both unemployed. A) Can't have. B) Mustn't have. C) Could have. D) None of the above. Show Answer Correct Answer: A) Can't have. 18. I'm certain Sam didn't win the race. A) Must have won. B) Could have won. C) Can't have won. D) May not have won. Show Answer Correct Answer: C) Can't have won. 19. By the time you receive this letter, I ..... for Japan. A) Have left. B) Will leave. C) Will have left. D) Am living. Show Answer Correct Answer: C) Will have left. 20. I didn't know you were going to Phil's party yesterday. You ..... me! A) MIGHT TOLD. B) MIGHT HAVE TOLD. C) COULDN'T HAVE TOLD. D) None of the above. Show Answer Correct Answer: C) COULDN'T HAVE TOLD. 21. CAN'T is used to say we're NOT sure. A) True. B) False (Can't = SURE that it is impossible to happen/be true). C) All the above. D) None of the above. Show Answer Correct Answer: B) False (Can't = SURE that it is impossible to happen/be true). 22. He ..... be our teacher! He looks about twelve A) Must. B) Might. C) Can't. D) None of the above. Show Answer Correct Answer: C) Can't. 23. This song ..... be very popular. They play it on the radio, on TV, everywhere! A) Must. B) Might. C) Can't. D) None of the above. Show Answer Correct Answer: A) Must. 24. I ..... have stolen the jewels! I wasn't even here when that happened! A) Must. B) Might. C) Can't. D) None of the above. Show Answer Correct Answer: C) Can't. 25. You studied all night. You ..... be exhausted. A) Must. B) Must have. C) Can't. D) Can't have. Show Answer Correct Answer: A) Must. ← PreviousNext →Related QuizzesAuxiliary Verbs QuizzesVerbs QuizzesModals Of Deduction Quiz 1Modals Of Deduction Quiz 2Modals Of Deduction Quiz 3Modals Of Deduction Quiz 4Modals Of Deduction Quiz 5Modals Of Deduction Quiz 6Modals Of Deduction Quiz 7Modals Of Deduction Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books