in the PONS Dictionary
I. contribute [kənˈtrɪbju:t] VB intr
1. contribute money, time:
2. contribute (participate):
3. contribute journ:
II. contribute [kənˈtrɪbju:t] VB trans
1. contribute (give towards an aim or purpose):
2. contribute journ:
| I | contribute | |
|---|---|---|
| you | contribute | |
| he/she/it | contributes | |
| we | contribute | |
| you | contribute | |
| they | contribute |
| I | contributed | |
|---|---|---|
| you | contributed | |
| he/she/it | contributed | |
| we | contributed | |
| you | contributed | |
| they | contributed |
| I | have | contributed | |
|---|---|---|---|
| you | have | contributed | |
| he/she/it | has | contributed | |
| we | have | contributed | |
| you | have | contributed | |
| they | have | contributed |
| I | had | contributed | |
|---|---|---|---|
| you | had | contributed | |
| he/she/it | had | contributed | |
| we | had | contributed | |
| you | had | contributed | |
| they | had | contributed |