This quiz works best with JavaScript enabled. Home > Grammar > Parts Of Speech > Verbs > Auxiliary Verbs > Modal Verbs > Modals Of Deduction – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Modals Of Deduction Quiz 15 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Mike and Susan go on holiday very often, so they ..... be short of money; it's impossible! A) Must. B) Might. C) Can't. D) None of the above. Show Answer Correct Answer: C) Can't. 2. Helen ..... be at secondary school. She's only eight. A) Must. B) Can not. C) Might. D) None of the above. Show Answer Correct Answer: B) Can not. 3. Someone is working late every night. What can you deduce? . A) They might be behind on their tasks. B) They can be lazy. C) They must hate their job. D) None of the above. Show Answer Correct Answer: A) They might be behind on their tasks. 4. They ..... to the party tonight. (They said they were free, but they haven't confirmed yet.) A) Might go. B) Might have gone. C) Can go. D) None of the above. Show Answer Correct Answer: A) Might go. 5. Transform these sentences using relative clauses:This is the song. My sister used to listen to it in the 1990s. A) This is the song which my sister used to listen to in the 1990s. B) This is the song when my sister used to listen to in the 1990s. C) This is the song which my sister used to listen to it in the 1990s. D) This is the song whom my sister used to listen to in the 1990s. Show Answer Correct Answer: A) This is the song which my sister used to listen to in the 1990s. 6. They ..... all this work in just an hour. (There's too much to finish in such a short time.) A) Can't do. B) Can't have done. C) Mustn't have done. D) Couldn't have done. Show Answer Correct Answer: B) Can't have done. 7. My friend promised to pick me up at 7:00. It's now 7:25 and I don't see him.HE ..... ( You don't have any idea about what happened to him) A) Might forget. B) Might have forgotten. C) Must have forgotten. D) None of the above. Show Answer Correct Answer: B) Might have forgotten. 8. What does the modal verb 'can't' indicate in a deduction? A) Certainty that something is not like that. B) Prohibition. C) All the above. D) None of the above. Show Answer Correct Answer: A) Certainty that something is not like that. 9. A:'The burglar broke into our home in daylight.' B:'Then some of your neighbours ..... him.' A) Might have seen. B) Can see. C) Might see. D) None of the above. Show Answer Correct Answer: A) Might have seen. 10. Max wasn't in the office yesterday. He ..... ill. A) Can't be. B) Might have been. C) Must be. D) Couldn't have been. Show Answer Correct Answer: B) Might have been. 11. You ..... finished that big book already! You only started reading it an hour ago. A) Couldn't have. B) Might have. C) Must have. D) None of the above. Show Answer Correct Answer: A) Couldn't have. 12. Karla ..... be in her bedroom. A) Might have. B) Must have been. C) Could have. D) Could. Show Answer Correct Answer: D) Could. 13. I think Bernie ..... be tired. She's been working hard all day. A) Might. B) Can't. C) Must. D) None of the above. Show Answer Correct Answer: A) Might. 14. They usually have dinner around this time. They ..... be eating dinner now A) Must. B) Could. C) Can't. D) May not. Show Answer Correct Answer: B) Could. 15. Robert ..... Mrs. Cruz! Mrs. Cruz was murdered four days ago at around 9 PM, and Robert was in my house all night on that day. I even have videos to prove it! He's innocent! A) Can't have killed. B) Must have killed. C) May have killed. D) Should have killed. Show Answer Correct Answer: A) Can't have killed. 16. They are quite angry. They ..... have enjoyed the movie. A) Must. B) Can't. C) Might. D) None of the above. Show Answer Correct Answer: B) Can't. 17. He ..... be tired after such a long day. (He worked from 7 a.m. to 8 p.m. without a break.) A) Can. B) Must. C) Can't. D) None of the above. Show Answer Correct Answer: B) Must. 18. The package ..... arrive today due to the delay in delivery. I guess I should stay at home tomorrow, too. A) Can't. B) Mustn't. C) May not. D) Shouldn't. Show Answer Correct Answer: C) May not. 19. If Susan said that, it ..... true. She never lies. A) Can't. B) Must. C) Might. D) None of the above. Show Answer Correct Answer: B) Must. 20. I thought you ..... be her sister as you have the same dark hair. A) Might not. B) May. C) Can't. D) Must. Show Answer Correct Answer: B) May. 21. You use it to digest food A) Shoulders. B) Ankle. C) Stomach. D) Eyebrows. Show Answer Correct Answer: C) Stomach. 22. I can't believe Jim hasn't arrived yet. He ..... taken the correct train. (almost sure) A) Mustn't have. B) Shouldn't have. C) Can't have. D) None of the above. Show Answer Correct Answer: C) Can't have. 23. I ..... have texted my ex last night while I was drunk. I have a lot of messages that confirm it! A) Must. B) Can. C) Might. D) None of the above. Show Answer Correct Answer: A) Must. 24. Jo ..... travel a lot. Her passport's full of visa stamps. A) Might. B) Must. C) May. D) None of the above. Show Answer Correct Answer: B) Must. 25. John might believe your story, but I don't. A) It is possible. B) It is certain. C) All the above. D) None of the above. Show Answer Correct Answer: A) It is possible. ← 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