could have use contribute in sentence
Contribute Verb Forms
| Base form (v1) |
Contribute |
| Past form (v2) |
Contributed |
Past Participle (v3)
-ed form |
Contributed |
Present Participle (v4)
‘ing’ form |
Contributing |
Present simple (v5)
s / es/ ies |
Contributes |
could have use - contribute verb forms
POSITIVE STATEMENT:
I could have contributed
situation
We could have contributed
situation
You could have contributed
situation
They could have contributed
situation
He could have contributed
situation
She could have contributed
situation
It could have contributed
situation
Name could have contributed
situation
QUESTION:
could I have contributed
situation
?
could We have contributed
situation
?
could You have contributed
situation
?
could They have contributed
situation
?
could He have contributed
situation
?
could She have contributed
situation
?
could It have contributed
situation
?
could Name have contributed
situation
?
