| Simple | Progressive | Perfect | Progressive |
| Present |
| I whistle |
| you whistle |
| he/she/it whistles |
| we whistle |
| you all whistle |
| they whistle |
|
| I am whistling |
| you are whistling |
| he/she/it is whistling |
| we are whistling |
| you all are whistling |
| they are whistling |
|
| I have whistled |
| you have whistled |
| he/she/it has whistled |
| we have whistled |
| you all have whistled |
| they have whistled |
|
| I have been whistling |
| you have been whistling |
| he/she/it has been whistling |
| we have been whistling |
| you all have been whistling |
| they have been whistling |
|
| Past |
| I whistled |
| you whistled |
| he/she/it whistled |
| we whistled |
| you all whistled |
| they whistled |
|
| I was whistling |
| you were whistling |
| he/she/it was whistling |
| we were whistling |
| you all were whistling |
| they were whistling |
|
| I had whistled |
| you had whistled |
| he/she/it had whistled |
| we had whistled |
| you all had whistled |
| they had whistled |
|
| I had been whistling |
| you had been whistling |
| he/she/it had been whistling |
| we had been whistling |
| you all had been whistling |
| they had been whistling |
|
| Future |
| I will whistle |
| you will whistle |
| he/she/it will whistle |
| we will whistle |
| you all will whistle |
| they will whistle |
|
| I will be whistling |
| you will be whistling |
| he/she/it will be whistling |
| we are whistling |
| you all will be whistling |
| they will be whistling |
|
| I will have whistled |
| you will have whistled |
| he/she/it will have whistled |
| we will have whistled |
| you all will have whistled |
| they will have whistled |
|
| I will have been whistling |
| you will have been whistling |
| he/she/it will have been whistling |
| we will have been whistling |
| you all will have been whistling |
| they will have been whistling |
|
