| I | approximate |
|---|---|
| you | approximate |
| he/she/it | approximates |
| we | approximate |
| you | approximate |
| they | approximate |
| I | approximated |
|---|---|
| you | approximated |
| he/she/it | approximated |
| we | approximated |
| you | approximated |
| they | approximated |
| I | have | approximated |
|---|---|---|
| you | have | approximated |
| he/she/it | has | approximated |
| we | have | approximated |
| you | have | approximated |
| they | have | approximated |
| I | had | approximated |
|---|---|---|
| you | had | approximated |
| he/she/it | had | approximated |
| we | had | approximated |
| you | had | approximated |
| they | had | approximated |