| I | strive | 
|---|---|
| you | strive | 
| he/she/it | strives | 
| we | strive | 
| you | strive | 
| they | strive | 
| I | strove / strived | 
|---|---|
| you | strove / strived | 
| he/she/it | strove / strived | 
| we | strove / strived | 
| you | strove / strived | 
| they | strove / strived | 
| I | have | striven / strived | 
|---|---|---|
| you | have | striven / strived | 
| he/she/it | has | striven / strived | 
| we | have | striven / strived | 
| you | have | striven / strived | 
| they | have | striven / strived | 
| I | had | striven / strived | 
|---|---|---|
| you | had | striven / strived | 
| he/she/it | had | striven / strived | 
| we | had | striven / strived | 
| you | had | striven / strived | 
| they | had | striven / strived | 
