| Simple | Progressive | Perfect | Progressive |
| Present |
| I ensure |
| you ensure |
| he/she/it ensures |
| we ensure |
| you all ensure |
| they ensure |
|
| I am ensuring |
| you are ensuring |
| he/she/it is ensuring |
| we are ensuring |
| you all are ensuring |
| they are ensuring |
|
| I have ensured |
| you have ensured |
| he/she/it has ensured |
| we have ensured |
| you all have ensured |
| they have ensured |
|
| I have been ensuring |
| you have been ensuring |
| he/she/it has been ensuring |
| we have been ensuring |
| you all have been ensuring |
| they have been ensuring |
|
| Past |
| I ensured |
| you ensured |
| he/she/it ensured |
| we ensured |
| you all ensured |
| they ensured |
|
| I was ensuring |
| you were ensuring |
| he/she/it was ensuring |
| we were ensuring |
| you all were ensuring |
| they were ensuring |
|
| I had ensured |
| you had ensured |
| he/she/it had ensured |
| we had ensured |
| you all had ensured |
| they had ensured |
|
| I had been ensuring |
| you had been ensuring |
| he/she/it had been ensuring |
| we had been ensuring |
| you all had been ensuring |
| they had been ensuring |
|
| Future |
| I will ensure |
| you will ensure |
| he/she/it will ensure |
| we will ensure |
| you all will ensure |
| they will ensure |
|
| I will be ensuring |
| you will be ensuring |
| he/she/it will be ensuring |
| we are ensuring |
| you all will be ensuring |
| they will be ensuring |
|
| I will have ensured |
| you will have ensured |
| he/she/it will have ensured |
| we will have ensured |
| you all will have ensured |
| they will have ensured |
|
| I will have been ensuring |
| you will have been ensuring |
| he/she/it will have been ensuring |
| we will have been ensuring |
| you all will have been ensuring |
| they will have been ensuring |
|
