Present
| I | extend |
| You | extend |
| She | extends |
| We | extend |
| They | extend |
Past
| I | extended |
| You | extended |
| She | extended |
| We | extended |
| They | extended |
Perfect
| I | have | extended |
| You | have | extended |
| She | has | extended |
| We | have | extended |
| They | have | extended |
Future
| I | will | extend |
| You | will | extend |
| She | will | extend |
| We | will | extend |
| They | will | extend |
Past Perfect
| I | had | extended |
| You | had | extended |
| She | had | extended |
| We | had | extended |
| They | had | extended |
Future Perfect
| I | will | have | extended |
| You | will | have | extended |
| She | will | have | extended |
| We | will | have | extended |
| They | will | have | extended |
Present - Conditional
| I | would | extend |
| You | would | extend |
| She | would | extend |
| We | would | extend |
| They | would | extend |
Perfect - Conditional
| I | would | have | extended |
| You | would | have | extended |
| She | would | have | extended |
| We | would | have | extended |
| They | would | have | extended |