I could imitate you could imitate he could imitate we could imitate you could imitate they could imitate
Forma com V-ing
I could be imitating you could be imitating he could be imitating we could be imitating you could be imitating they could be imitating
Perfeito
I could have imitated you could have imitated he could have imitated we could have imitated you could have imitated they could have imitated
Perfeito com V-ing
I could have been imitating you could have been imitating he could have been imitating we could have been imitating you could have been imitating they could have been imitating
Negação
Forma simple
I couldn't imitate you couldn't imitate he couldn't imitate we couldn't imitate you couldn't imitate they couldn't imitate
Forma com V-ing
I couldn't be imitating you couldn't be imitating he couldn't be imitating we couldn't be imitating you couldn't be imitating they couldn't be imitating
Perfeito
I couldn't have imitated you couldn't have imitated he couldn't have imitated we couldn't have imitated you couldn't have imitated they couldn't have imitated
Perfeito com V-ing
I couldn't have been imitating you couldn't have been imitating he couldn't have been imitating we couldn't have been imitating you couldn't have been imitating they couldn't have been imitating
Forma interrogativa
Forma simple
could I imitate? could you imitate? could he imitate? could we imitate? could you imitate? could they imitate?
Forma com V-ing
could I be imitating? could you be imitating? could he be imitating? could we be imitating? could you be imitating? could they be imitating?
Perfeito
could I have imitated? could you have imitated? could he have imitated? could we have imitated? could you have imitated? could they have imitated?
Perfeito com V-ing
could I have been imitating? could you have been imitating? could he have been imitating? could we have been imitating? could you have been imitating? could they have been imitating?
Forma interro-Negação
Forma simple
couldn't I imitate? couldn't you imitate? couldn't he imitate? couldn't we imitate? couldn't you imitate? couldn't they imitate?
Forma com V-ing
couldn't I be imitating? couldn't you be imitating? couldn't he be imitating? couldn't we be imitating? couldn't you be imitating? couldn't they be imitating?
Perfeito
couldn't I have imitated? couldn't you have imitated? couldn't he have imitated? couldn't we have imitated? couldn't you have imitated? couldn't they have imitated?
Perfeito com V-ing
couldn't I have been imitating? couldn't you have been imitating? couldn't he have been imitating? couldn't we have been imitating? couldn't you have been imitating? couldn't they have been imitating?