Conjugación del verbo inglés
COULD BUCKLE

Verbo regular: buckle - buckled - buckled

Afirmación

Forma simple	Forma con V-ing
I could buckle you could buckle he could buckle we could buckle you could buckle they could buckle	I could be buckling you could be buckling he could be buckling we could be buckling you could be buckling they could be buckling
Perfecto	Perfecto con V-ing
I could have buckled you could have buckled he could have buckled we could have buckled you could have buckled they could have buckled	I could have been buckling you could have been buckling he could have been buckling we could have been buckling you could have been buckling they could have been buckling

Negación

Forma simple	Forma con V-ing
I couldn't buckle you couldn't buckle he couldn't buckle we couldn't buckle you couldn't buckle they couldn't buckle	I couldn't be buckling you couldn't be buckling he couldn't be buckling we couldn't be buckling you couldn't be buckling they couldn't be buckling
Perfecto	Perfecto con V-ing
I couldn't have buckled you couldn't have buckled he couldn't have buckled we couldn't have buckled you couldn't have buckled they couldn't have buckled	I couldn't have been buckling you couldn't have been buckling he couldn't have been buckling we couldn't have been buckling you couldn't have been buckling they couldn't have been buckling

Forma interrogativa

Forma simple	Forma con V-ing
could I buckle? could you buckle? could he buckle? could we buckle? could you buckle? could they buckle?	could I be buckling? could you be buckling? could he be buckling? could we be buckling? could you be buckling? could they be buckling?
Perfecto	Perfecto con V-ing
could I have buckled? could you have buckled? could he have buckled? could we have buckled? could you have buckled? could they have buckled?	could I have been buckling? could you have been buckling? could he have been buckling? could we have been buckling? could you have been buckling? could they have been buckling?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I buckle? couldn't you buckle? couldn't he buckle? couldn't we buckle? couldn't you buckle? couldn't they buckle?	couldn't I be buckling? couldn't you be buckling? couldn't he be buckling? couldn't we be buckling? couldn't you be buckling? couldn't they be buckling?
Perfecto	Perfecto con V-ing
couldn't I have buckled? couldn't you have buckled? couldn't he have buckled? couldn't we have buckled? couldn't you have buckled? couldn't they have buckled?	couldn't I have been buckling? couldn't you have been buckling? couldn't he have been buckling? couldn't we have been buckling? couldn't you have been buckling? couldn't they have been buckling?