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