| Present "quit" | I | quit | |
| Present Continuous "quit" | I | am quitting | |
| Simple past "quit" | I | quitted; quit | |
| Past Continuous "quit" | I | was quitting | |
| Present perfect "quit" | I | have quitted; quit | |
| Present perfect continuous "quit" | I | have been quitting | |
| Past perfect "quit" | I | had quitted; quit | |
| Past perfect continuous "quit" | I | had been quitting | |
| Future "quit" | I | will quit | |
| Future continuous "quit" | I | will be quitting | |
| Future perfect "quit" | I | will have quitted; quit | |
| Future perfect continuous "quit" | I | will have been quitting |