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