| I | sieve |
|---|---|
| you | sieve |
| he/she/it | sieves |
| we | sieve |
| you | sieve |
| they | sieve |
| I | sieved |
|---|---|
| you | sieved |
| he/she/it | sieved |
| we | sieved |
| you | sieved |
| they | sieved |
| I | have | sieved |
|---|---|---|
| you | have | sieved |
| he/she/it | has | sieved |
| we | have | sieved |
| you | have | sieved |
| they | have | sieved |
| I | had | sieved |
|---|---|---|
| you | had | sieved |
| he/she/it | had | sieved |
| we | had | sieved |
| you | had | sieved |
| they | had | sieved |