Arbeitsblatt: since or for ?

for or since 1. Shes been living there five years. 2. Hes been living alone his wife died. 3. Ive been playing basketball . four oclock. 4. Ive been loving him long time. 5. Ive been loving her first met her. 6. Theyve Theyve been talking to eachother . hours. 7. Weve known eachother . yesterday. 8. she was ten, shes been playing volleyball. 9. Theyve been discussing breakfast. 10. Youve been singing three or four hours. 11. Weve been living together together 1993