Verbo regular: communicate - communicated - communicated
Afirmação
Forma simple
I could communicate you could communicate he could communicate we could communicate you could communicate they could communicate
Forma com V-ing
I could be communicating you could be communicating he could be communicating we could be communicating you could be communicating they could be communicating
Perfeito
I could have communicated you could have communicated he could have communicated we could have communicated you could have communicated they could have communicated
Perfeito com V-ing
I could have been communicating you could have been communicating he could have been communicating we could have been communicating you could have been communicating they could have been communicating
Negação
Forma simple
I couldn't communicate you couldn't communicate he couldn't communicate we couldn't communicate you couldn't communicate they couldn't communicate
Forma com V-ing
I couldn't be communicating you couldn't be communicating he couldn't be communicating we couldn't be communicating you couldn't be communicating they couldn't be communicating
Perfeito
I couldn't have communicated you couldn't have communicated he couldn't have communicated we couldn't have communicated you couldn't have communicated they couldn't have communicated
Perfeito com V-ing
I couldn't have been communicating you couldn't have been communicating he couldn't have been communicating we couldn't have been communicating you couldn't have been communicating they couldn't have been communicating
Forma interrogativa
Forma simple
could I communicate? could you communicate? could he communicate? could we communicate? could you communicate? could they communicate?
Forma com V-ing
could I be communicating? could you be communicating? could he be communicating? could we be communicating? could you be communicating? could they be communicating?
Perfeito
could I have communicated? could you have communicated? could he have communicated? could we have communicated? could you have communicated? could they have communicated?
Perfeito com V-ing
could I have been communicating? could you have been communicating? could he have been communicating? could we have been communicating? could you have been communicating? could they have been communicating?
Forma interro-Negação
Forma simple
couldn't I communicate? couldn't you communicate? couldn't he communicate? couldn't we communicate? couldn't you communicate? couldn't they communicate?
Forma com V-ing
couldn't I be communicating? couldn't you be communicating? couldn't he be communicating? couldn't we be communicating? couldn't you be communicating? couldn't they be communicating?
Perfeito
couldn't I have communicated? couldn't you have communicated? couldn't he have communicated? couldn't we have communicated? couldn't you have communicated? couldn't they have communicated?
Perfeito com V-ing
couldn't I have been communicating? couldn't you have been communicating? couldn't he have been communicating? couldn't we have been communicating? couldn't you have been communicating? couldn't they have been communicating?