This quiz works best with JavaScript enabled. Home > English Grammar > Grammar > Parts Of Speech > Verbs > Auxiliary Verbs > Modal Verbs > Modals Of Speculation – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Modals Of Speculation Quiz 1 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Why did she marry him? A) She must have fallen inlove. B) She might have been sick. C) She can't have loved him anymore. D) She might have needed the money. Show Answer Correct Answer: A) She must have fallen inlove. 2. What time ..... it be? The sun has already set. A) Must. B) Should have. C) Have to. D) Had to. Show Answer Correct Answer: A) Must. 3. She isn't answering the phone. She ..... gone out. A) Might. B) Might have. C) Can't. D) Must have. Show Answer Correct Answer: D) Must have. 4. "Where's my wallet? It's not here." - "You ..... it, or maybe it's at home." A) Could have lost. B) Must have lost. C) Couldn't have lost. D) None of the above. Show Answer Correct Answer: A) Could have lost. 5. It ..... many years to build the pyramid. The Mayan didn't have heavy machinery. A) Might have taken. B) Must have taken. C) All the above. D) None of the above. Show Answer Correct Answer: B) Must have taken. 6. Jennifer told her mother that she liked her haircut, but she had a strange expression on her face when she said it. A) She can't have told a lie. B) She may have told a white lie. C) She must tell a white lie. D) She may have told the truth. Show Answer Correct Answer: B) She may have told a white lie. 7. What are scientists certain about the significance of Stonehenge? A) That it could have had a social meaning. B) That it must have had a supernatural meaning. C) That it might have had an economic meaning. D) That it may have had a folkloric meaning. Show Answer Correct Answer: B) That it must have had a supernatural meaning. 8. Answer the question:Do you know where Carlos is? A) I don't know, he may be cooking in the kitchen. B) I don't know, he must cooking in the kitchen. C) I don't know, he could cooking in the kitchen. D) I don't know, he might be cook in the kitchen. Show Answer Correct Answer: A) I don't know, he may be cooking in the kitchen. 9. Your phone is missing-you ..... left it in the taxi. A) Must have. B) Might. C) Could. D) Can't. Show Answer Correct Answer: A) Must have. 10. Which modal is most appropriate to express a strong deduction about a past event? A) Could have. B) May have. C) Might have. D) Must have. Show Answer Correct Answer: D) Must have. 11. You (a) be hungry, you haven't eaten anything since last night! A) Mustn't. B) Might. C) A. must. D) Can't. Show Answer Correct Answer: C) A. must. 12. She ..... be at home; her lights are off and her car isn't there. A) Could. B) Can't. C) Must. D) Might. Show Answer Correct Answer: B) Can't. 13. The bird is gone, it ..... away. A) Must have flew. B) Must have flow. C) Must have flown. D) Must have fly. Show Answer Correct Answer: C) Must have flown. 14. Use a modal to make a deduction in the following sentence:'The lights are off, so they ..... be at home.' A) Can. B) Shall. C) Must. D) Might. Show Answer Correct Answer: C) Must. 15. It ..... be as easy as you think. A) May not. B) Couldn't. C) Not might. D) Mustn't. Show Answer Correct Answer: A) May not. 16. Why did she get an A+ on the test? A) She must have done lots of work. B) She can't have seen you. C) She can't have studied hard enough. D) She might have been sick. Show Answer Correct Answer: A) She must have done lots of work. 17. Which sentence uses a modal verb correctly? (a) She can sings beautifully. (b) He may come to the meeting. (c) They is going to the store. A) He might comes to the meeting. B) (b) He may come to the meeting. C) She can sing beautifully. D) They are going to the store. Show Answer Correct Answer: B) (b) He may come to the meeting. 18. He ..... be serious! That idea is terrible. A) Could. B) Might. C) Can't. D) Must. Show Answer Correct Answer: C) Can't. 19. My brother ..... your money because he was with me all day. A) Might steal. B) Might have stolen. C) Must have stolen. D) Can't have stolen. Show Answer Correct Answer: D) Can't have stolen. 20. It ..... hot this time last year in Bangkok . A) Might have been. B) Might be. C) Could be. D) Must have be. Show Answer Correct Answer: A) Might have been. 21. Is the sentence correct in "present now" ?:He must sleeping A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 22. "I'm not sure of that, but I think my favourite band ..... to my country next year! I can't wait!" A) Might coming. B) Might be coming. C) Might have been come. D) Might be come. Show Answer Correct Answer: B) Might be coming. 23. Oh, the phone is ringing. Answer it. It ..... be Kate. She always rings at this time. A) Must. B) Could. C) Can't. D) None of the above. Show Answer Correct Answer: A) Must. 24. Identify the modal verb in the sentence:You could have told me earlier. A) Would. B) Should. C) Could. D) Might. Show Answer Correct Answer: C) Could. 25. JIMMY DIDN'T COME TO CLASS YESTERDAY. HE IS NEVER ABSENT. A) HE MUST HAVE HAD AN EMERGENCY. B) HE MUST HAVE AN EMERGENCY. C) All the above. D) None of the above. Show Answer Correct Answer: A) HE MUST HAVE HAD AN EMERGENCY. 26. Combine these sentences by using a relative clause.Japan is a country . Earthquakes are very common there. A) Japan is a country that eartquakes are very common. B) Japan is a country which eartquakes are very common. C) Japan is a country which are very common there. D) Japan is a country where eartquakes are very common. Show Answer Correct Answer: D) Japan is a country where eartquakes are very common. 27. He ..... heard us; the music was too loud. A) Might. B) Must have. C) Can't. D) Can't have. Show Answer Correct Answer: D) Can't have. 28. I wonder why Helen isn't here today. She ..... be sick. A) Mustn't. B) Must. C) Can't. D) May. Show Answer Correct Answer: D) May. 29. MODAL+ HAVE + PAST PARTICIPLE is used to speculate about the ..... A) PAST. B) PRESNENT. C) All the above. D) None of the above. Show Answer Correct Answer: A) PAST. 30. Which sentence uses a modal verb incorrectly? (a) She can dance well. (b) He should to study more. (c) They might join us later. A) (b). B) She should study more. C) They might joins us later. D) He can to dance well. Show Answer Correct Answer: A) (b). 31. They're coming this week but I don't know which day.They ..... be coming tomorrow. A) Must. B) Might. C) Can't. D) None of the above. Show Answer Correct Answer: B) Might. 32. She's not here yet. She ..... be stuck in traffic. A) Might. B) Must. C) Can't. D) None of the above. Show Answer Correct Answer: A) Might. 33. Read and choose the suitable answer:3.Where is my phone? I ..... it on the taxi. A) Might have left. B) May not have left. C) All the above. D) None of the above. Show Answer Correct Answer: A) Might have left. 34. Identify the modal verb in the sentence:She must have left already. A) Could. B) Should. C) Might. D) Must. Show Answer Correct Answer: D) Must. 35. What's that noise? I'm not sure, it ..... be the dog. A) Must. B) Could. C) Can't. D) None of the above. Show Answer Correct Answer: B) Could. 36. She ..... really hard. She passed all her exams with excellent grades. A) Must have studied. B) Must study. C) May have studied. D) None of the above. Show Answer Correct Answer: A) Must have studied. 37. I think Jim ..... the bus. He sometimes does. A) Must have missed. B) Couldn't have missed. C) Might have missed. D) None of the above. Show Answer Correct Answer: C) Might have missed. 38. Which sentence is correct?My purse isn't in my pocket. It ..... A) Must be in my bag. B) Must in my bag. C) Mustn't be in my bag. D) None of the above. Show Answer Correct Answer: A) Must be in my bag. 39. He looks really tired. He ..... been working all night. A) Might. B) Must have. C) Might have. D) Can't. Show Answer Correct Answer: B) Must have. 40. I'm a little low on money, so can we go next week? A) Stretched the truth. B) Element of truth. C) White lie. D) Absolute truth. E) Total lie. Show Answer Correct Answer: A) Stretched the truth. 41. Identify the modal verb in the sentence:They should finish their homework. A) Should. B) Could. C) Would. D) Might. Show Answer Correct Answer: A) Should. 42. What's the correct way to express something that will happen for sure? A) It's necessary to . B) It's probably . C) It's certain . D) It's possible . Show Answer Correct Answer: C) It's certain . 43. Choose the correct option in past: A) My friend must eating a delicious dessert in his birthday. B) My friend might have eaten a delicious dessert in his birthday. C) My friend could be ate a delicious dessert in his birthday. D) My friend may have ate a delicious dessert in his birthday. Show Answer Correct Answer: B) My friend might have eaten a delicious dessert in his birthday. 44. Max ..... come with me because he had to revise. A) Couldn't. B) Might not. C) Must. D) May. Show Answer Correct Answer: A) Couldn't. 45. What is the function of "could have" in the sentence: "He could have won the race if he had tried harder" ? A) Past possibility/speculation. B) Past permission. C) Past deduction. D) Past obligation. Show Answer Correct Answer: A) Past possibility/speculation. 46. Her name is Sunflower. A) That can't be her real name. B) That must not have been her real name. C) All the above. D) None of the above. Show Answer Correct Answer: A) That can't be her real name. 47. It ..... be true about dinosaur living in the lake in Congo. It's impossible! A) Might. B) Can't. C) All the above. D) None of the above. Show Answer Correct Answer: B) Can't. 48. "It's six o' clock in the morning and there's no sun. I think it ..... I'll open the window and check it!" A) Must be raining. B) Must raining. C) Must being raining. D) Must rain. Show Answer Correct Answer: A) Must be raining. 49. They ..... by bus. There is no bus service on Sundays. A) Might have not travelled. B) Can't be travelling. C) Might be travelling. D) Couldn't be travelling. Show Answer Correct Answer: B) Can't be travelling. 50. Which of the following is NOT a correct use of a modal for past speculation? A) She may have forgotten the appointment. B) They must have saw the movie. C) He could have been at the meeting. D) You might have met her before. Show Answer Correct Answer: B) They must have saw the movie. 51. You ..... a copy on the contract at the email address you provided the day after you signed. A) Should have received. B) Should has receive. C) Should received. D) Should have receive. Show Answer Correct Answer: A) Should have received. 52. Which of these expresses that the person thinks the situation definetely is not possible? A) It might not be a real diamond. B) It can't be a real diamond. C) It may be a real diamond. D) None of the above. Show Answer Correct Answer: B) It can't be a real diamond. 53. What ..... the reason behind his absence from the meeting? A) Could. B) Have to. C) Would. D) Must. Show Answer Correct Answer: A) Could. 54. Toto knew everything about our plans ..... A) He must have listened to our conversation. B) He might have been listened to our conversation. C) He must listen to our conversation. D) He might hear our conversation. Show Answer Correct Answer: A) He must have listened to our conversation. 55. She ..... been tired; she went to bed very early. A) Might have. B) Must. C) Must have. D) Can't. Show Answer Correct Answer: C) Must have. 56. You ..... of him, but he's a really famous actor. A) Might not have heard. B) Must have heard. C) Cannot have heard. D) None of the above. Show Answer Correct Answer: A) Might not have heard. 57. Yesterday, a friend of yours told you S/he had a meeting and possibly he would come in late if the meeting takes long. Your friend hasn't arrived yet, so you say: A) S/he might still be in the meeting. B) S/he must still be in the meeting. C) He can be in the meeting. D) None of the above. Show Answer Correct Answer: B) S/he must still be in the meeting. 58. Which of the following sentences shows a possibility? (a) I can swim. (b) She might come to the party. (c) They are eating dinner. A) I will swim tomorrow. B) They are having breakfast. C) She should come to the party. D) She might come to the party. Show Answer Correct Answer: D) She might come to the party. 59. I think I didn't feed my dog today. It ..... everything in the fridge! A) May have eaten. B) Could has eaten. C) May have ate. D) Must have eaten. Show Answer Correct Answer: A) May have eaten. 60. She ..... be the one who took your pen; I saw her using a similar one yesterday. A) Must have. B) Might. C) Has to. D) Could have. Show Answer Correct Answer: B) Might. Next →Related QuizzesAuxiliary Verbs QuizzesVerbs QuizzesModals Of Speculation Quiz 2Modals Of Speculation Quiz 3Modals Of Speculation Quiz 4Modals Of Speculation Quiz 5Can And Could QuizContinuous Modal Verbs QuizMay And Might QuizModal Perfect Tense Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books