| singular | plural |
| Infinitive | | |
| assume | |
| present simple | | |
| 1 | I assume | we assume |
| 2 | you assume | you assume |
| 3 | he/she/it assumes | they assume |
| past simple | | |
| 1 | I assumed | we assumed |
| 2 | you assumed | you assumed |
| 3 | he/she/it assumed | they assumed |
| future simple | | |
| 1 | I will/shall assume | we will/shall assume |
| 2 | you will/shall assume | you will/shall assume |
| 3 | he/she/it will/shall assume | they will/shall assume |
| conditional simple | | |
| 1 | I would assume | we would assume |
| 2 | you would assume | you would assume |
| 3 | he/she/it would assume | they would assume |
| present continuous | | |
| 1 | I am assuming | we are assuming |
| 2 | you are assuming | you are assuming |
| 3 | he/she/it is assuming | they are assuming |
| past continuous | | |
| 1 | I was assuming | we were assuming |
| 2 | you were assuming | you were assuming |
| 3 | he/she/it was assuming | they were assuming |
| future continuous | | |
| 1 | I will be assuming | we will be assuming |
| 2 | you will be assuming | you will be assuming |
| 3 | he/she/it will be assuming | they will be assuming |
| conditional continuous | | |
| 1 | I would be assuming | we would be assuming |
| 2 | you would be assuming | you would be assuming |
| 3 | he/she/it would be assuming | they would be assuming |
| present perfect | | |
| 1 | I have assumed | we have assumed |
| 2 | you have assumed | you have assumed |
| 3 | he/she/it has assumed | they have assumed |
| past perfect | | |
| 1 | I had assumed | we had assumed |
| 2 | you had assumed | you had assumed |
| 3 | he/she/it had assumed | they had assumed |
| future perfect | | |
| 1 | I will have assumed | we will have assumed |
| 2 | you will have assumed | you will have assumed |
| 3 | he/she/it will have assumed | they will have assumed |
| conditional perfect | | |
| 1 | I would have assumed | we would have assumed |
| 2 | you would have assumed | you would have assumed |
| 3 | he/she/it would have assumed | they would have assumed |
