| Simple | Progressive | Perfect | Progressive |
| Present |
| I trail |
| you trail |
| he/she/it trails |
| we trail |
| you all trail |
| they trail |
|
| I am trailing |
| you are trailing |
| he/she/it is trailing |
| we are trailing |
| you all are trailing |
| they are trailing |
|
| I have trailed |
| you have trailed |
| he/she/it has trailed |
| we have trailed |
| you all have trailed |
| they have trailed |
|
| I have been trailing |
| you have been trailing |
| he/she/it has been trailing |
| we have been trailing |
| you all have been trailing |
| they have been trailing |
|
| Past |
| I trailed |
| you trailed |
| he/she/it trailed |
| we trailed |
| you all trailed |
| they trailed |
|
| I was trailing |
| you were trailing |
| he/she/it was trailing |
| we were trailing |
| you all were trailing |
| they were trailing |
|
| I had trailed |
| you had trailed |
| he/she/it had trailed |
| we had trailed |
| you all had trailed |
| they had trailed |
|
| I had been trailing |
| you had been trailing |
| he/she/it had been trailing |
| we had been trailing |
| you all had been trailing |
| they had been trailing |
|
| Future |
| I will trail |
| you will trail |
| he/she/it will trail |
| we will trail |
| you all will trail |
| they will trail |
|
| I will be trailing |
| you will be trailing |
| he/she/it will be trailing |
| we are trailing |
| you all will be trailing |
| they will be trailing |
|
| I will have trailed |
| you will have trailed |
| he/she/it will have trailed |
| we will have trailed |
| you all will have trailed |
| they will have trailed |
|
| I will have been trailing |
| you will have been trailing |
| he/she/it will have been trailing |
| we will have been trailing |
| you all will have been trailing |
| they will have been trailing |
|
