Present
| I | counter |
| You | counter |
| She | counters |
| We | counter |
| They | counter |
Past
| I | countered |
| You | countered |
| She | countered |
| We | countered |
| They | countered |
Perfect
| I | have | countered |
| You | have | countered |
| She | has | countered |
| We | have | countered |
| They | have | countered |
Future
| I | will | counter |
| You | will | counter |
| She | will | counter |
| We | will | counter |
| They | will | counter |
Past Perfect
| I | had | countered |
| You | had | countered |
| She | had | countered |
| We | had | countered |
| They | had | countered |
Future Perfect
| I | will | have | countered |
| You | will | have | countered |
| She | will | have | countered |
| We | will | have | countered |
| They | will | have | countered |
Present - Conditional
| I | would | counter |
| You | would | counter |
| She | would | counter |
| We | would | counter |
| They | would | counter |
Perfect - Conditional
| I | would | have | countered |
| You | would | have | countered |
| She | would | have | countered |
| We | would | have | countered |
| They | would | have | countered |