This quiz works best with JavaScript enabled. Home > Grammar > Parts Of Speech > Verbs > Auxiliary Verbs > Modal Verbs > Modals Of Deduction – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Modals Of Deduction Quiz 20 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which modal verb completes the following question correctly?We ..... not have bought enough biscuits for everyone. A) Should. B) May. C) Must. D) None of the above. Show Answer Correct Answer: B) May. 2. I ..... not be able to go to the football game. It depends on whether I can get the afternoon off from work. A) Must. B) Can't. C) Might. D) None of the above. Show Answer Correct Answer: C) Might. 3. He owns three apartments.He ..... be wealthy. A) Must. B) Might. C) Would. D) None of the above. Show Answer Correct Answer: A) Must. 4. He ..... about the meeting since he hasn't shown up yet. A) Might have forgotten. B) Might forgotten. C) Might have. D) None of the above. Show Answer Correct Answer: A) Might have forgotten. 5. There is no way she is a proffessional singer. She ..... be one because she sings horribly. A) Must. B) Might. C) May. D) Could. E) Can't. Show Answer Correct Answer: E) Can't. 6. John has forgotten about the meeting. We ..... him about it yesterday. A) Must have reminded. B) Can have reminded. C) Should have reminded. D) Should have reminding. Show Answer Correct Answer: C) Should have reminded. 7. Can and Can't can be used as possible and impossible. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 8. It's possible John is working on something new. A) He must be writing a novel. B) He could be writing a novel. C) He can't be writing a novel. D) That's not possible. Show Answer Correct Answer: B) He could be writing a novel. 9. My mother ate some chocolate. The doctor said that she must avoid that. A) She must not have eaten chocolate. B) She could have eaten a little. C) She should have eaten Nestle chocolate. D) None of the above. Show Answer Correct Answer: A) She must not have eaten chocolate. 10. The movie ..... have started yet! When I bought the tickets, they said it started at 11 pm and it's only 9! A) Mustn't. B) Can't. C) May not. D) None of the above. Show Answer Correct Answer: B) Can't. 11. The door was locked from the inside, so the person ..... the house yet. A) Can't be left. B) Can't have left. C) Might have left. D) None of the above. Show Answer Correct Answer: B) Can't have left. 12. Daniel records himself playing videogames twice a week. He ..... be a gamer. A) Must. B) Might. C) Can't. D) None of the above. Show Answer Correct Answer: A) Must. 13. That's the second car they have bought in the last 6 months. They ..... rich. A) Must. B) Can't. C) Might. D) None of the above. Show Answer Correct Answer: A) Must. 14. He told me that he would wait for my call, but now he's not answering his phone. He ..... be in a meeting. A) Might. B) Must. C) Can't. D) May not. Show Answer Correct Answer: B) Must. 15. The restaurant was closed due to health violations. A) It could have been a permanent closure. B) It must not have been a serious issue. C) It may have been a temporary closure. D) None of the above. Show Answer Correct Answer: C) It may have been a temporary closure. 16. Julia was invited to Lisa's party, but she doesn't know what time it starts. She lost the invitation, so she texted Lisa to find out. A) It couldn't be at 2:00 p.m. B) It may be at 2:00 p.m. C) It must be at 2:00 p.m. D) None of the above. Show Answer Correct Answer: B) It may be at 2:00 p.m. 17. He ..... gone to Russia. He didn't have a passport. A) Must have. B) Might have. C) Might not have. D) Couldn't have. Show Answer Correct Answer: D) Couldn't have. 18. That man must be a doctor. A) They finished their dinner an hour ago. B) Look-he's listening to that man's heart. C) It's possible that he's a nurse. D) None of the above. Show Answer Correct Answer: B) Look-he's listening to that man's heart. 19. You hear loud noises coming from your neighbor's house at 3 AM. What could be happening? A) They must be having a party. B) It could be an accident. C) It can't be anything important. D) None of the above. Show Answer Correct Answer: A) They must be having a party. 20. When we aren't so sure, we use ..... or ..... to express doubt. A) Must. B) Can't. C) Could/Might. D) None of the above. Show Answer Correct Answer: C) Could/Might. 21. You ..... not have bought that car if you already have two. A) Must. B) May. C) Should. D) None of the above. Show Answer Correct Answer: C) Should. 22. Marc is in a terrible mood. The meeting ..... been good. A) Can have. B) Will be. C) Could have. D) Can't have. Show Answer Correct Answer: D) Can't have. 23. He must ..... tired. He hasn't slept all night. A) Be. B) Have been. C) All the above. D) None of the above. Show Answer Correct Answer: A) Be. 24. Julio had a stomachache because he had eaten so many tacos last night. A) He should have been at the hospital. B) He should have taken an Alka seltzer. C) He should hadn't eating so many tacos. D) None of the above. Show Answer Correct Answer: B) He should have taken an Alka seltzer. 25. Police are convinced the paintings ..... taken out of the coutry already. A) May have. B) Must have. C) Must have been. D) Might have been. Show Answer Correct Answer: C) Must have been. ← 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