Choose the correct modals to ought complete the text. This year's annual Ocean Technology Expo is going to be held in Rhode lsiand, USA. All who are interested in learning about the most current ocean and marine technology 1) c...

Choose the correct modals to ought complete the text. This year's annual Ocean Technology Expo is going to be held in Rhode lsiand, USA. All who are interested in learning about the most current ocean and marine technology 1) can/should attend! Participants 2) can/could make the most of their experience at the OT Expo by visiting exhibits, attending information seminars and touring the latest ocean vessels. Also, several fortunate visitors 3) must/might get the chance to witness several high-tech in-water demonstrations! Where else 4) could/should find the most up-to-date marine technology in a hands-on environment? Spaces, however, are limited, therefore all participants 5) would/ought to book in advance. For more information, you 6) might/can visit our website at www.OceanTechExpo com. A valid photo ID 7) must/may be presented at the door Students 8) could/may attend free of charge