could boggle
Verbo regular: boggle - boggled- boggled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could boggle
you could boggle
he could boggle
we could boggle
you could boggle
they could boggle 	I could be boggling
you could be boggling
he could be boggling
we could be boggling
you could be boggling
they could be boggling	I could have boggled
you could have boggled
he could have boggled
we could have boggled
you could have boggled
they could have boggled	I could have been boggling
you could have been boggling
he could have been boggling
we could have been boggling
you could have been boggling
they could have been boggling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't boggle
you couldn't boggle
he couldn't boggle
we couldn't boggle
you couldn't boggle
they couldn't boggle 	I couldn't be boggling
you couldn't be boggling
he couldn't be boggling
we couldn't be boggling
you couldn't be boggling
they couldn't be boggling	I couldn't have boggled
you couldn't have boggled
he couldn't have boggled
we couldn't have boggled
you couldn't have boggled
they couldn't have boggled	I couldn't have been boggling
you couldn't have been boggling
he couldn't have been boggling
we couldn't have been boggling
you couldn't have been boggling
they couldn't have been boggling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I boggle?
could you boggle?
could he boggle?
could we boggle?
could you boggle?
could they boggle? 	could I be boggling?
could you be boggling?
could he be boggling?
could we be boggling?
could you be boggling?
could they be boggling? 	could I have boggled?
could you have boggled?
could he have boggled?
could we have boggled?
could you have boggled?
could they have boggled? 	could I have been boggling?
could you have been boggling?
could he have been boggling?
could we have been boggling?
could you have been boggling?
could they have been boggling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I boggle?
couldn't you boggle?
couldn't he boggle?
couldn't we boggle?
couldn't you boggle?
couldn't they boggle? 	couldn't I be boggling?
couldn't you be boggling?
couldn't he be boggling?
couldn't we be boggling?
couldn't you be boggling?
couldn't they be boggling? 	couldn't I have boggled?
couldn't you have boggled?
couldn't he have boggled?
couldn't we have boggled?
couldn't you have boggled?
couldn't they have boggled? 	couldn't I have been boggling?
couldn't you have been boggling?
couldn't he have been boggling?
couldn't we have been boggling?
couldn't you have been boggling?
couldn't they have been boggling?