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