Chia động từ trong ngoặc:The traffic was very heavy. By the time I (get) __________to Mary’s party, everyone already (arrive) __________

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 many times when I (be) __________ a child.
14. That book (lie) __________ on the table for week. You (not read) __________ it yet ?
15. David (wash) __________ his hands. He just (repair) __________ the TV set.
16. You (be) __________here before? Yes, I (spend) __________ my holidays here last year.
17. We never (meet) __________ him. We don’t know what he (look) __________ like.
18. The car (be) __________ ready for him by the time he (come) __________tomorrow.
19. On arriving at home I (find) __________that she just (leave) __________a few minutes before.
20. When we (arrive) __________ in London tonight, it probably (rain) __________.