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