1. go; went; will go.
2. don't go; didn't go; will not go
3. Do you watch; Did you watch; Will you watch
4. Do you leave; did you leave; will you leave
5. goes; leaves; is; walks; doesn't take; didn't go; got up
6. Did you have
7. did you buy; I bought
8. didn't read; was busy; will read