Ex.3. Choose: Past Simple (P.S.) or Present Perfect (P.P.):

1. I already (to do) my homework. Now I can go for a walk. ________ 2. I (to do) my homework yesterday. _______ 3. He just (to come) home. ______ 4. He (to come) home a minute ago. _________5. Nick (to play) football yesterday. __________6. She already (to come) from school. Now she is doing her homework. ________7. I (to read) this book last year. ________8. I (to read) this book this year. _________9.I never (to be) to Washington. ________10. You ever (to be) to New York? ________11. He (not to eat) yesterday. _________14. You (to play) the piano yesterday? ________15. Look at this bird-house. Mike (to make) it himself. ________. He (to make) it last Sunday. ________ .