Put in the present perfect or past simple is the verb: I (play) guitar since I was a boy

Put in the present perfect or past simple is the verb
1. I (play) guitar since I was a boy
2. We haven't seen him since we (leave) the shool
3. They (already, prepare) the meal
4. My health (become) worse lately
5. He (not, drive) since his last accident
6. l (never, meet) anyone that is more intelligent than him
7. l (read) this book several times
8. He (stop) drinking since his father's death
9. You (eat) this kind of food? No, l haven't
10. We (be) here since the president (appear)