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