| Simple | Progressive | Perfect | Progressive |
| Present |
| I require |
| you require |
| he/she/it requires |
| we require |
| you all require |
| they require |
|
| I am requiring |
| you are requiring |
| he/she/it is requiring |
| we are requiring |
| you all are requiring |
| they are requiring |
|
| I have required |
| you have required |
| he/she/it has required |
| we have required |
| you all have required |
| they have required |
|
| I have been requiring |
| you have been requiring |
| he/she/it has been requiring |
| we have been requiring |
| you all have been requiring |
| they have been requiring |
|
| Past |
| I required |
| you required |
| he/she/it required |
| we required |
| you all required |
| they required |
|
| I was requiring |
| you were requiring |
| he/she/it was requiring |
| we were requiring |
| you all were requiring |
| they were requiring |
|
| I had required |
| you had required |
| he/she/it had required |
| we had required |
| you all had required |
| they had required |
|
| I had been requiring |
| you had been requiring |
| he/she/it had been requiring |
| we had been requiring |
| you all had been requiring |
| they had been requiring |
|
| Future |
| I will require |
| you will require |
| he/she/it will require |
| we will require |
| you all will require |
| they will require |
|
| I will be requiring |
| you will be requiring |
| he/she/it will be requiring |
| we are requiring |
| you all will be requiring |
| they will be requiring |
|
| I will have required |
| you will have required |
| he/she/it will have required |
| we will have required |
| you all will have required |
| they will have required |
|
| I will have been requiring |
| you will have been requiring |
| he/she/it will have been requiring |
| we will have been requiring |
| you all will have been requiring |
| they will have been requiring |
|
