Present
| I | quack |
| You | quack |
| She | quacks |
| We | quack |
| They | quack |
Past
| I | quacked |
| You | quacked |
| She | quacked |
| We | quacked |
| They | quacked |
Perfect
| I | have | quacked |
| You | have | quacked |
| She | has | quacked |
| We | have | quacked |
| They | have | quacked |
Future
| I | will | quack |
| You | will | quack |
| She | will | quack |
| We | will | quack |
| They | will | quack |
Past Perfect
| I | had | quacked |
| You | had | quacked |
| She | had | quacked |
| We | had | quacked |
| They | had | quacked |
Future Perfect
| I | will | have | quacked |
| You | will | have | quacked |
| She | will | have | quacked |
| We | will | have | quacked |
| They | will | have | quacked |
Present - Conditional
| I | would | quack |
| You | would | quack |
| She | would | quack |
| We | would | quack |
| They | would | quack |
Perfect - Conditional
| I | would | have | quacked |
| You | would | have | quacked |
| She | would | have | quacked |
| We | would | have | quacked |
| They | would | have | quacked |