This quiz works best with JavaScript enabled. Home > English Grammar > Grammar > Parts Of Speech > Verbs > Auxiliary Verbs > Modal Verbs > Modals Of Deduction – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Modals Of Deduction Quiz 2 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 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. 2. You've been working in the garden all day. You ..... be tired. A) May. B) Could. C) Can't. D) Must. Show Answer Correct Answer: D) Must. 3. I've got no idea where she is. Try the library. She ..... be in there. A) Can. B) Must. C) Will. D) Might. Show Answer Correct Answer: D) Might. 4. 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. 5. 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. 6. 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. 7. 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. 8. He ..... live near here because he comes to work on foot. A) Must have. B) Must. C) Can't. D) Can't have. Show Answer Correct Answer: B) Must. 9. 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. 10. 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. 11. 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. 12. Your watch says a different time from mine. One of them ..... be wrong. A) Might. B) Must. C) Can't. D) Might not. Show Answer Correct Answer: B) Must. 13. You ..... Joanna this morning. She's in New York this week. A) Can't have seen. B) Might see. C) Can't see. D) Must have seen. Show Answer Correct Answer: A) Can't have seen. 14. Wow! Have you finished the whole pizza already? You ..... been hungry! A) Must have. B) May have. C) Can't have. D) None of the above. Show Answer Correct Answer: A) Must have. 15. Maybe talking to Ian will help you to solve the problem. Talking to Ian ..... A) MIGHT HELP. B) COULD HAVE HELPED. C) CAN HELP. D) None of the above. Show Answer Correct Answer: A) MIGHT HELP. 16. I'm sorry but Mr. Banks isn't here. He ..... left. (100% certain) A) Can't have. B) Might have. C) Must have. D) None of the above. Show Answer Correct Answer: C) Must have. 17. It's possible that Cristina is at home now. A) She could be at home now. B) She could have been at home now. C) She must be at home now. D) None of the above. Show Answer Correct Answer: A) She could be at home now. 18. Which sentence is NOT a correct sentence? A) Erin may have missed the train. B) Erin must have missed the train. C) Erin can have missed the train. D) None of the above. Show Answer Correct Answer: C) Erin can have missed the train. 19. Modals of deduction always have one correct answer. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 20. You hear loud music coming from your neighbor's apartment at 3 am. What is the most reasonable assumption? A) They shouldn't be making so much noise at this hour. B) They must be having a party with a lot of guests. C) They can't possibly be asleep right now. D) They could be practicing their musical instrument late at night. Show Answer Correct Answer: B) They must be having a party with a lot of guests. 21. I'm sorry but Mr. Banks isn't here. He ..... left. A) Can't have. B) Might have. C) Must have. D) Should have. Show Answer Correct Answer: C) Must have. 22. Lucas is really sad. He ..... have lost the competition. A) Could. B) Must. C) Can't. D) None of the above. Show Answer Correct Answer: B) Must. 23. He might ..... phoned but I wasn't in. A) Has. B) Had. C) Have. D) None of the above. Show Answer Correct Answer: C) Have. 24. She ..... at the party because she was out of town. A) Couldn't has been. B) Couldn't have. C) Couldn't have been. D) None of the above. Show Answer Correct Answer: C) Couldn't have been. 25. Choose the correct answer where it is the past modals of deduction A) They might be stolen the store. B) They could have stolen the store. C) They could have steal the store. D) None of the above. Show Answer Correct Answer: B) They could have stolen the store. 26. We're a bit late. The film ..... already started. A) Would have. B) Might have. C) Must have. D) None of the above. Show Answer Correct Answer: B) Might have. 27. You ..... finished that book already! You only started reading it an hour ago. A) Might not have. B) May not have. C) Could have. D) Can't have. Show Answer Correct Answer: D) Can't have. 28. You use MUST to guess what is the case when there is a lot of evidence. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 29. You ..... be hungry. It's four o'clock and you haven't had lunch. A) Must. B) Can't. C) All the above. D) None of the above. Show Answer Correct Answer: A) Must. 30. Complete with the correct modal verb.They ..... come back to Salinas next summer, as we have had such a good time. A) Could. B) Can't. C) Can well. D) Might well. Show Answer Correct Answer: D) Might well. 31. You can't have seen my brother because I ..... any brothers! A) Have. B) Haven't got. C) All the above. D) None of the above. Show Answer Correct Answer: B) Haven't got. 32. You are a computer programmer? It ..... be well-paid job. A) Can't have. B) Must have. C) Can't. D) Must. Show Answer Correct Answer: D) Must. 33. What we use for Might, May and Could? A) To say that something is possible. B) When we feel sure that something is true because there's very strong evidence. C) All the above. D) None of the above. Show Answer Correct Answer: A) To say that something is possible. 34. The man might be a doctor. A) He's wearing a white coat. B) It's possible that he's a nurse. C) He doesn't know anything about medicine. D) None of the above. Show Answer Correct Answer: A) He's wearing a white coat. 35. Carl ..... be out-his car keys are on the table. A) Must. B) May. C) Can't. D) None of the above. Show Answer Correct Answer: C) Can't. 36. A:He failed the exam. B:It was an easy one. He ..... well enough. A) Must have studied. B) Can't have studied. C) Might have studied. D) May have studied. Show Answer Correct Answer: B) Can't have studied. 37. You ..... want more! You've already eaten 2 whole pizzas! A) Can't. B) Must. C) All the above. D) None of the above. Show Answer Correct Answer: A) Can't. 38. They are vegans. They ..... eat a lot of fruit. A) Can't. B) Must. C) Might. D) None of the above. Show Answer Correct Answer: B) Must. 39. I'm sure that Marco has studied English before because he speaks it fluently. A) He must study English. B) He must have studied English. C) He had to study. D) None of the above. Show Answer Correct Answer: B) He must have studied English. 40. We use ..... when this is not true. A) Can not. B) Must not. C) May not. D) None of the above. Show Answer Correct Answer: A) Can not. 41. They might ..... because it's still early. (It's only 6 a.m., and they don't wake up until 7.) A) Sleep. B) Have slept. C) Be sleeping. D) None of the above. Show Answer Correct Answer: C) Be sleeping. 42. Your mother ..... (be) a great cook. Everyone wants her recipe book! A) Can't have been. B) Must have be. C) Must have been. D) Could have been. Show Answer Correct Answer: C) Must have been. 43. Wow! Have you finished all that already? You ..... been hungry! A) Must have. B) May have. C) Can't have. D) None of the above. Show Answer Correct Answer: A) Must have. 44. I think I saw Robert driving his car this morning. But that ..... have been my imagination, as he broke his right foot a couple days ago. A) Might. B) Can. C) Must. D) None of the above. Show Answer Correct Answer: A) Might. 45. She ..... be sick. She said that she's going to see the doctor. A) Might. B) Could. C) Must. D) Must. Show Answer Correct Answer: C) Must. 46. Which sentence means:Maybe John went to the shop. A) John may have gone to the shop. B) John must have gone to the shop. C) John might not have gone to the shop. D) None of the above. Show Answer Correct Answer: A) John may have gone to the shop. 47. Nobody answered the telephone at the dentist. I called several times.They ..... early. A) Must have left. B) Might have left. C) Should have left. D) Cant have left. Show Answer Correct Answer: A) Must have left. 48. The could be Colombian because they're speaking ..... A) Spanish. B) German. C) All the above. D) None of the above. Show Answer Correct Answer: A) Spanish. 49. She ..... live near here because she always walks to work. A) Can't. B) Might/may/could. C) Must. D) None of the above. Show Answer Correct Answer: C) Must. 50. We can use might have or may 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: A) We think it's possible that something happened. 51. He ..... be from the United States. He doesn't speak English. A) May. B) Can't. C) All the above. D) None of the above. Show Answer Correct Answer: B) Can't. 52. Choose the correct answer to write in English this sentence "Ella podria haber estado apurada" A) She must have been in a hurry. B) She can have been in a hurry. C) She might have been in a hurry. D) None of the above. Show Answer Correct Answer: C) She might have been in a hurry. 53. The door isn't locked, and the lights are on; the office ..... closed. A) Must. B) Might not. C) Can't be. D) None of the above. Show Answer Correct Answer: C) Can't be. 54. It ..... be a mechanical problem. I've just taken the car to a mechanic. A) Must. B) Might. C) May. D) Can't. Show Answer Correct Answer: D) Can't. 55. A:Did you see our neighbours' new cars? B:Yeah! They ..... the lottery! A) Must have won. B) Could have won. C) Can have won. D) None of the above. Show Answer Correct Answer: A) Must have won. 56. We use can't have and couldn't 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: C) We think it's not possible that something happened. 57. The boss is in a terrible mood. The meeting ..... been good. A) Shouldn't have. B) Must have. C) Might have. D) Can't have. Show Answer Correct Answer: D) Can't have. 58. Their shop is easy to locate. It's right around the corner. She ..... miss it! A) Might. B) Can't. C) Must. D) None of the above. Show Answer Correct Answer: B) Can't. 59. She is crying. Perhaps, she has had an argument with him. A) She might have had an argument with him. B) She shouldn't have had an argument with him. C) She can't have had an argument with him. D) She must have had an argument with him. Show Answer Correct Answer: A) She might have had an argument with him. 60. They ..... got there already. They only left ten minutes ago. A) Must. B) Can't have. C) Must have. D) Can't. Show Answer Correct Answer: B) Can't have. ← PreviousNext →Related QuizzesAuxiliary Verbs QuizzesVerbs QuizzesModals Of Deduction Quiz 1Modals Of Deduction Quiz 3Modals 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