Present
| I | combine |
| You | combine |
| She | combines |
| We | combine |
| They | combine |
Past
| I | combined |
| You | combined |
| She | combined |
| We | combined |
| They | combined |
Perfect
| I | have | combined |
| You | have | combined |
| She | has | combined |
| We | have | combined |
| They | have | combined |
Future
| I | will | combine |
| You | will | combine |
| She | will | combine |
| We | will | combine |
| They | will | combine |
Past Perfect
| I | had | combined |
| You | had | combined |
| She | had | combined |
| We | had | combined |
| They | had | combined |
Future Perfect
| I | will | have | combined |
| You | will | have | combined |
| She | will | have | combined |
| We | will | have | combined |
| They | will | have | combined |
Present - Conditional
| I | would | combine |
| You | would | combine |
| She | would | combine |
| We | would | combine |
| They | would | combine |
Perfect - Conditional
| I | would | have | combined |
| You | would | have | combined |
| She | would | have | combined |
| We | would | have | combined |
| They | would | have | combined |