Verbo regular: contribute - contributed - contributed
Afirmação
Forma simple
I may contribute you may contribute she may contribute we may contribute you may contribute they may contribute
Forma com V-ing
I may be contributing you may be contributing she may be contributing we may be contributing you may be contributing they may be contributing
Perfeito
I may have contributed you may have contributed she may have contributed we may have contributed you may have contributed they may have contributed
Perfeito com V-ing
I may have been contributing you may have been contributing she may have been contributing we may have been contributing you may have been contributing they may have been contributing
Negação
Forma simple
I may not contribute you may not contribute she may not contribute we may not contribute you may not contribute they may not contribute
Forma com V-ing
I may not be contributing you may not be contributing she may not be contributing we may not be contributing you may not be contributing they may not be contributing
Perfeito
I may not have contributed you may not have contributed she may not have contributed we may not have contributed you may not have contributed they may not have contributed
Perfeito com V-ing
I may not have been contributing you may not have been contributing she may not have been contributing we may not have been contributing you may not have been contributing they may not have been contributing
Forma interrogativa
Forma simple
may I contribute? may you contribute? may she contribute? may we contribute? may you contribute? may they contribute?
Forma com V-ing
may I be contributing? may you be contributing? may she be contributing? may we be contributing? may you be contributing? may they be contributing?
Perfeito
may I have contributed? may you have contributed? may she have contributed? may we have contributed? may you have contributed? may they have contributed?
Perfeito com V-ing
may I have been contributing? may you have been contributing? may she have been contributing? may we have been contributing? may you have been contributing? may they have been contributing?
Forma interro-Negação
Forma simple
may I not contribute? may you not contribute? may she not contribute? may we not contribute? may you not contribute? may they not contribute?
Forma com V-ing
may I not be contributing? may you not be contributing? may she not be contributing? may we not be contributing? may you not be contributing? may they not be contributing?
Perfeito
may I not have contributed? may you not have contributed? may she not have contributed? may we not have contributed? may you not have contributed? may they not have contributed?
Perfeito com V-ing
may I not have been contributing? may you not have been contributing? may she not have been contributing? may we not have been contributing? may you not have been contributing? may they not have been contributing?