fill in the blanks with the appropriate modals :-
1. ___ I buy the tickets for the concert .I can see that you are too busy .
2. we ___ pay the fees at the fixed time . ( can 'will' be used to fill this blank ?)
3. Jack ___ come to our wedding but we aren't sure . ( can 'might' be used to fill this blank ?)
4. She ____ have gone to Madrid , I'm not sure.
5. I must leave now or I ___ miss the bus . ( can 'shall' be used to fill this blank ?)
