Choose the present perfect or past simple:

1. I _________________ (see) three police cars this morning (it’s still morning).
2. After he _________________ (arrive) home, he _________________ (unpack) and _________________ (go) to bed early.
3. A: What’s wrong?
B: I _________________ (break) a glass!
4.My grandparents only _________________ (know) each other for a few months before they _________________ (get) married.
5. I _________________ (be) in London for three years. I love it here.
6. We _________________ (see) Julie last night.
7. He _________________ (be) a teacher before he _________________ (become) a musician.
8. When the boss _________________ (walk) into the room, we _________________ (know) someone was going to get fired.
9. The children _________________ (break) a window in the school last week.
10. He _________________ (see) that film last year.