Conjugação do verbo inglês
COULD DEVELOP

Verbo regular: develop - developed - developed

Afirmação

Forma simple	Forma com V-ing
I could develop you could develop she could develop we could develop you could develop they could develop	I could be developing you could be developing she could be developing we could be developing you could be developing they could be developing
Perfeito	Perfeito com V-ing
I could have developed you could have developed she could have developed we could have developed you could have developed they could have developed	I could have been developing you could have been developing she could have been developing we could have been developing you could have been developing they could have been developing

Negação

Forma simple	Forma com V-ing
I couldn't develop you couldn't develop she couldn't develop we couldn't develop you couldn't develop they couldn't develop	I couldn't be developing you couldn't be developing she couldn't be developing we couldn't be developing you couldn't be developing they couldn't be developing
Perfeito	Perfeito com V-ing
I couldn't have developed you couldn't have developed she couldn't have developed we couldn't have developed you couldn't have developed they couldn't have developed	I couldn't have been developing you couldn't have been developing she couldn't have been developing we couldn't have been developing you couldn't have been developing they couldn't have been developing

Forma interrogativa

Forma simple	Forma com V-ing
could I develop? could you develop? could she develop? could we develop? could you develop? could they develop?	could I be developing? could you be developing? could she be developing? could we be developing? could you be developing? could they be developing?
Perfeito	Perfeito com V-ing
could I have developed? could you have developed? could she have developed? could we have developed? could you have developed? could they have developed?	could I have been developing? could you have been developing? could she have been developing? could we have been developing? could you have been developing? could they have been developing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I develop? couldn't you develop? couldn't she develop? couldn't we develop? couldn't you develop? couldn't they develop?	couldn't I be developing? couldn't you be developing? couldn't she be developing? couldn't we be developing? couldn't you be developing? couldn't they be developing?
Perfeito	Perfeito com V-ing
couldn't I have developed? couldn't you have developed? couldn't she have developed? couldn't we have developed? couldn't you have developed? couldn't they have developed?	couldn't I have been developing? couldn't you have been developing? couldn't she have been developing? couldn't we have been developing? couldn't you have been developing? couldn't they have been developing?