| Simple | Progressive | Perfect | Progressive |
| Present |
| I enquire |
| you enquire |
| he/she/it enquires |
| we enquire |
| you all enquire |
| they enquire |
|
| I am enquiring |
| you are enquiring |
| he/she/it is enquiring |
| we are enquiring |
| you all are enquiring |
| they are enquiring |
|
| I have enquired |
| you have enquired |
| he/she/it has enquired |
| we have enquired |
| you all have enquired |
| they have enquired |
|
| I have been enquiring |
| you have been enquiring |
| he/she/it has been enquiring |
| we have been enquiring |
| you all have been enquiring |
| they have been enquiring |
|
| Past |
| I enquired |
| you enquired |
| he/she/it enquired |
| we enquired |
| you all enquired |
| they enquired |
|
| I was enquiring |
| you were enquiring |
| he/she/it was enquiring |
| we were enquiring |
| you all were enquiring |
| they were enquiring |
|
| I had enquired |
| you had enquired |
| he/she/it had enquired |
| we had enquired |
| you all had enquired |
| they had enquired |
|
| I had been enquiring |
| you had been enquiring |
| he/she/it had been enquiring |
| we had been enquiring |
| you all had been enquiring |
| they had been enquiring |
|
| Future |
| I will enquire |
| you will enquire |
| he/she/it will enquire |
| we will enquire |
| you all will enquire |
| they will enquire |
|
| I will be enquiring |
| you will be enquiring |
| he/she/it will be enquiring |
| we are enquiring |
| you all will be enquiring |
| they will be enquiring |
|
| I will have enquired |
| you will have enquired |
| he/she/it will have enquired |
| we will have enquired |
| you all will have enquired |
| they will have enquired |
|
| I will have been enquiring |
| you will have been enquiring |
| he/she/it will have been enquiring |
| we will have been enquiring |
| you all will have been enquiring |
| they will have been enquiring |
|
