I.      Passive voice:  Modal verb   Example: You should brush our teeth twice a day. ’ Our teeth should be brushed twice a day          1.      He might have caught the fish. ’................................................................................................................................................................. 2.      She could have washed the dress. ’................................................................................................................................................................. 3.      She is not going to pick many flowers. ’................................................................................................................................................................. 4.      Parents should give children a lot of love. ’................................................................................................................................................................. 5.      You must wash your hands. ’................................................................................................................................................................. 6.      He can speak four languages. ’................................................................................................................................................................. 7.      You must keep dogs outside shops. ’................................................................................................................................................................. 8.      Children should treat old men with respect. ’................................................................................................................................................................. 9.      My classmates used to call me John. ’ ................................................................................................................................................................ 10. He can’t repair my bike. ’ ................................................................................................................................................................ 11. I can buy this house. ’ ................................................................................................................................................................ 12. Sam ought to clean his room. ’ ................................................................................................................................................................ 13. We will shut the door. ’ ................................................................................................................................................................ 14. Nina shall call you as soon as she arrives. ’ ................................................................................................................................................................ 15. Sam can bring it back this morning. ’ ................................................................................................................................................................ 16. They will pass their exam. ’ ................................................................................................................................................................ 17. Henry ought to leave a message on the table for me. ’ ................................................................................................................................................................ 18. Vicky can pay her bill next week. ’ ................................................................................................................................................................ 19. You should clean the windows. ’ ................................................................................................................................................................ 20. You will phone me later. ’ ................................................................................................................................................................