Conjugación del verbo inglés
COULD VACILLATE

Verbo regular: vacillate - vacillated - vacillated

Afirmación

Forma simple	Forma con V-ing
I could vacillate you could vacillate she could vacillate we could vacillate you could vacillate they could vacillate	I could be vacillating you could be vacillating she could be vacillating we could be vacillating you could be vacillating they could be vacillating
Perfecto	Perfecto con V-ing
I could have vacillated you could have vacillated she could have vacillated we could have vacillated you could have vacillated they could have vacillated	I could have been vacillating you could have been vacillating she could have been vacillating we could have been vacillating you could have been vacillating they could have been vacillating

Negación

Forma simple	Forma con V-ing
I couldn't vacillate you couldn't vacillate she couldn't vacillate we couldn't vacillate you couldn't vacillate they couldn't vacillate	I couldn't be vacillating you couldn't be vacillating she couldn't be vacillating we couldn't be vacillating you couldn't be vacillating they couldn't be vacillating
Perfecto	Perfecto con V-ing
I couldn't have vacillated you couldn't have vacillated she couldn't have vacillated we couldn't have vacillated you couldn't have vacillated they couldn't have vacillated	I couldn't have been vacillating you couldn't have been vacillating she couldn't have been vacillating we couldn't have been vacillating you couldn't have been vacillating they couldn't have been vacillating

Forma interrogativa

Forma simple	Forma con V-ing
could I vacillate? could you vacillate? could she vacillate? could we vacillate? could you vacillate? could they vacillate?	could I be vacillating? could you be vacillating? could she be vacillating? could we be vacillating? could you be vacillating? could they be vacillating?
Perfecto	Perfecto con V-ing
could I have vacillated? could you have vacillated? could she have vacillated? could we have vacillated? could you have vacillated? could they have vacillated?	could I have been vacillating? could you have been vacillating? could she have been vacillating? could we have been vacillating? could you have been vacillating? could they have been vacillating?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I vacillate? couldn't you vacillate? couldn't she vacillate? couldn't we vacillate? couldn't you vacillate? couldn't they vacillate?	couldn't I be vacillating? couldn't you be vacillating? couldn't she be vacillating? couldn't we be vacillating? couldn't you be vacillating? couldn't they be vacillating?
Perfecto	Perfecto con V-ing
couldn't I have vacillated? couldn't you have vacillated? couldn't she have vacillated? couldn't we have vacillated? couldn't you have vacillated? couldn't they have vacillated?	couldn't I have been vacillating? couldn't you have been vacillating? couldn't she have been vacillating? couldn't we have been vacillating? couldn't you have been vacillating? couldn't they have been vacillating?