9. Tomorrow I'm going to leave for home. When I (arrive) __________at the airport, Mary (wait) __________ for me.
10. Margaret was born in 1950. By last year, she (live) __________on this earth for 55 years.
11. The traffic was very heavy. By the time I (get) __________to Mary's party, everyone already (arrive) __________
12. I will graduate in June. I (see) __________ you in July. By the time I (see) __________ you, I (graduate) __________.
13. I (visit) __________ my uncle's home regularly when I (be) __________ a child.
14. That book (be) __________ on the table for weeks. You (not read) __________ it yet?
15. David (wash) __________ his hands. He just (repair) __________ the TV set.
9. arrive - will be waiting
10. had lived
11. Got - had already arrived
12. will see - see - will have graduated
13. visited - was
14. has been - haven’t you read
15. is washing - has just repaired
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