to contribute
Verbo regolare: contribute - contributed- contributed

Indicativo 	
Presente 	Presente continuo 	Preterito 	Preterite continua 	
I contribute
you contribute
she contributes
we contribute
you contribute
they contribute 	Iamcontributing
youarecontributing
sheiscontributing
wearecontributing
youarecontributing
theyarecontributing	I contributed
you contributed
she contributed
we contributed
you contributed
they contributed	Iwascontributing
youwerecontributing
shewascontributing
wewerecontributing
youwerecontributing
theywerecontributing	
Presente perfetto 	Presente perfetto continuo 	Piuccheperfetto 	Piuccheperfetto continuo 	
I have contributed
you have contributed
she has contributed
we have contributed
you have contributed
they have contributed	I have been contributing
you have been contributing
shehasbeen contributing
we have been contributing
you have been contributing
they have been contributing	I had contributed
you had contributed
she had contributed
we had contributed
you had contributed
they had contributed	I had been contributing
you had been contributing
she had been contributing
we had been contributing
you had been contributing
they had been contributing	
Futuro semplice 	Futuro continuo 	Futuro anteriore 	Futuro anteriore contínuo 	
I will contribute
you will contribute
she will contribute
we will contribute
you will contribute
they will contribute 	I will be contributing
you will be contributing
she will be contributing
we will be contributing
you will be contributing
they will be contributing	I will have contributed
you will have contributed
she will have contributed
we will have contributed
you will have contributed
they will have contributed	I will have been contributing
you will have been contributing
she will have been contributing
we will have been contributing
you will have been contributing
they will have been contributing	

Condizionale 	
Presente 	Presente continuo 	Passato 	Passato continuo 	
I would contribute
you would contribute
she would contribute
we would contribute
you would contribute
they would contribute 	I would be contributing
you would be contributing
she would be contributing
we would be contributing
you would be contributing
they would be contributing	I would have contributed
you would have contributed
she would have contributed
we would have contributed
you would have contributed
they would have contributed	I would have been contributing
you would have been contributing
she would have been contributing
we would have been contributing
you would have been contributing
they would have been contributing	

Infinito 	
Imperativo 	
Infinito 	 	Imperativo 	 	
to contribute 	 	contribute
Let's contribute
contribute 	 	

Participio 	
Presente 	Passato 	 	 	
contributing	contributed