I could buck you could buck she could buck we could buck you could buck they could buck
Forma com V-ing
I could be bucking you could be bucking she could be bucking we could be bucking you could be bucking they could be bucking
Perfeito
I could have bucked you could have bucked she could have bucked we could have bucked you could have bucked they could have bucked
Perfeito com V-ing
I could have been bucking you could have been bucking she could have been bucking we could have been bucking you could have been bucking they could have been bucking
Negação
Forma simple
I couldn't buck you couldn't buck she couldn't buck we couldn't buck you couldn't buck they couldn't buck
Forma com V-ing
I couldn't be bucking you couldn't be bucking she couldn't be bucking we couldn't be bucking you couldn't be bucking they couldn't be bucking
Perfeito
I couldn't have bucked you couldn't have bucked she couldn't have bucked we couldn't have bucked you couldn't have bucked they couldn't have bucked
Perfeito com V-ing
I couldn't have been bucking you couldn't have been bucking she couldn't have been bucking we couldn't have been bucking you couldn't have been bucking they couldn't have been bucking
Forma interrogativa
Forma simple
could I buck? could you buck? could she buck? could we buck? could you buck? could they buck?
Forma com V-ing
could I be bucking? could you be bucking? could she be bucking? could we be bucking? could you be bucking? could they be bucking?
Perfeito
could I have bucked? could you have bucked? could she have bucked? could we have bucked? could you have bucked? could they have bucked?
Perfeito com V-ing
could I have been bucking? could you have been bucking? could she have been bucking? could we have been bucking? could you have been bucking? could they have been bucking?
Forma interro-Negação
Forma simple
couldn't I buck? couldn't you buck? couldn't she buck? couldn't we buck? couldn't you buck? couldn't they buck?
Forma com V-ing
couldn't I be bucking? couldn't you be bucking? couldn't she be bucking? couldn't we be bucking? couldn't you be bucking? couldn't they be bucking?
Perfeito
couldn't I have bucked? couldn't you have bucked? couldn't she have bucked? couldn't we have bucked? couldn't you have bucked? couldn't they have bucked?
Perfeito com V-ing
couldn't I have been bucking? couldn't you have been bucking? couldn't she have been bucking? couldn't we have been bucking? couldn't you have been bucking? couldn't they have been bucking?