7. Complete the text using the correct tense forms. Orville the albatross was feeling low. His job at the Central Park Zoo (hours: 9-3; duties: eating all the popcorn and half-finished hot dogs that the little children (1) (to drop) (2) (to end) for the season. What ( 3) (to do) he next? Orville (4) (to sigh) and (5) (to look) at the busy road. He (6) (to like) to watch cars going back and forth. Just then there ( 7) (to be) a tap on his wing. He (8) (to look) down and (9) (to see) two mice. "Excuse me, sonny," said the grandfather mouse. (10) (can) you help us cross this busy street? "Orville (11) (to look) confused. (12) you (to want) me to go in the middle of the street and stop traffic?" "Perhaps you (13) (can) give us a lift over the traffic? We (14) (to buy) you a hot dog as a payment. ". It (15) (to sound) tasty! OK. Orville readily (16) (to agree), and (17) (to turn) to the mice. Eight little mice (18) (to stand) in front of him! "Wait! How strong (19) you (to think) I (20) (to be)?" " Think about it this way the more mice, the more hot dogs. "This way Orville (21) (to begin) the Albatross Taxi Service for Mice. He (22) (to become) a very successful businessbird.