I could circle you could circle she could circle we could circle you could circle they could circle
Forma com V-ing
I could be circling you could be circling she could be circling we could be circling you could be circling they could be circling
Perfeito
I could have circled you could have circled she could have circled we could have circled you could have circled they could have circled
Perfeito com V-ing
I could have been circling you could have been circling she could have been circling we could have been circling you could have been circling they could have been circling
Negação
Forma simple
I couldn't circle you couldn't circle she couldn't circle we couldn't circle you couldn't circle they couldn't circle
Forma com V-ing
I couldn't be circling you couldn't be circling she couldn't be circling we couldn't be circling you couldn't be circling they couldn't be circling
Perfeito
I couldn't have circled you couldn't have circled she couldn't have circled we couldn't have circled you couldn't have circled they couldn't have circled
Perfeito com V-ing
I couldn't have been circling you couldn't have been circling she couldn't have been circling we couldn't have been circling you couldn't have been circling they couldn't have been circling
Forma interrogativa
Forma simple
could I circle? could you circle? could she circle? could we circle? could you circle? could they circle?
Forma com V-ing
could I be circling? could you be circling? could she be circling? could we be circling? could you be circling? could they be circling?
Perfeito
could I have circled? could you have circled? could she have circled? could we have circled? could you have circled? could they have circled?
Perfeito com V-ing
could I have been circling? could you have been circling? could she have been circling? could we have been circling? could you have been circling? could they have been circling?
Forma interro-Negação
Forma simple
couldn't I circle? couldn't you circle? couldn't she circle? couldn't we circle? couldn't you circle? couldn't they circle?
Forma com V-ing
couldn't I be circling? couldn't you be circling? couldn't she be circling? couldn't we be circling? couldn't you be circling? couldn't they be circling?
Perfeito
couldn't I have circled? couldn't you have circled? couldn't she have circled? couldn't we have circled? couldn't you have circled? couldn't they have circled?
Perfeito com V-ing
couldn't I have been circling? couldn't you have been circling? couldn't she have been circling? couldn't we have been circling? couldn't you have been circling? couldn't they have been circling?