1. He ________ study for the test if he wants to pass. 2. She ________ be at least 18 years old to drive a car in this country. 3. It's raining heavily, so it ________ be very wet outside. 4. They ________ have forgotten their anniversary 5. He ________ have left his keys at home. 6. She ________ be tired after running a marathon.) 7. They ________ have finished their work already. 8. He ________ have any money left after spending so much. 9. She ________ be the best candidate for the job. 10. They ________ have taken the wrong train. 11. It's impossible to swim in that river, it ________ be dangerous 12. He ________ have called me, I haven't received any calls. 13. She ________ have missed the bus, it just left 14. They ________ be waiting for us at the restaurant. 15. It ________ be the right way, the signs are clear. 16. He ________ have saved enough money to buy a new car. 17. She ________ be disappointed after failing the exam. 18. They ________ have been married for 10 years, they still look happy together 19. It ________ be a mistake, I double-checked the calculations. 20. He ________ have finished eating, his plate is empty 21. She ________ be at work, it's her scheduled shift 22. They ________ have seen the movie already, it came out last week 23. It ________ be his handwriting on the letter, it looks similar 24. He ________ have been the one who broke the window, he was inside the house. 25. She ________ have left the office early, her car is still in the parking lot. 26. They ________ have gotten lost, the directions were clear. 27. It ________ be the fastest route, it will save us a lot of time. 28. He ________ have won the award, he worked very hard for it 29. She ________ be happy with the news, she's smiling. 30. They ________ have finished decorating the house, it looks beautiful.