Identify whether the sentences express an ability, necessity, obligation, permission, or possibility. Write your answer on the blank space provided below each item. 16. Could you walk faster when you were younger? _________________________ 17. The skies are starting to get dark; it might rain. _________________________ 18. My cousins can speak French very well. _________________________ 19. You seem very tired; it seems that you should go on a vacation. _________________________ 20. Will we arrive earlier than expected? _________________________​