Conjugação do verbo inglês
MUST BUCKLE

Verbo regular: buckle - buckled - buckled

Afirmação

Forma simple	Forma com V-ing
I must buckle you must buckle he must buckle we must buckle you must buckle they must buckle	I must be buckling you must be buckling he must be buckling we must be buckling you must be buckling they must be buckling
Perfeito	Perfeito com V-ing
I must have buckled you must have buckled he must have buckled we must have buckled you must have buckled they must have buckled	I must have been buckling you must have been buckling he must have been buckling we must have been buckling you must have been buckling they must have been buckling

Negação

Forma simple	Forma com V-ing
I mustn't buckle you mustn't buckle he mustn't buckle we mustn't buckle you mustn't buckle they mustn't buckle	I mustn't be buckling you mustn't be buckling he mustn't be buckling we mustn't be buckling you mustn't be buckling they mustn't be buckling
Perfeito	Perfeito com V-ing
I mustn't have buckled you mustn't have buckled he mustn't have buckled we mustn't have buckled you mustn't have buckled they mustn't have buckled	I mustn't have been buckling you mustn't have been buckling he mustn't have been buckling we mustn't have been buckling you mustn't have been buckling they mustn't have been buckling

Forma interrogativa

Forma simple	Forma com V-ing
must I buckle? must you buckle? must he buckle? must we buckle? must you buckle? must they buckle?	must I be buckling? must you be buckling? must he be buckling? must we be buckling? must you be buckling? must they be buckling?
Perfeito	Perfeito com V-ing
must I have buckled? must you have buckled? must he have buckled? must we have buckled? must you have buckled? must they have buckled?	must I have been buckling? must you have been buckling? must he have been buckling? must we have been buckling? must you have been buckling? must they have been buckling?

Forma interro-Negação

Forma simple	Forma com V-ing
mustn't I buckle? mustn't you buckle? mustn't he buckle? mustn't we buckle? mustn't you buckle? mustn't they buckle?	mustn't I be buckling? mustn't you be buckling? mustn't he be buckling? mustn't we be buckling? mustn't you be buckling? mustn't they be buckling?
Perfeito	Perfeito com V-ing
mustn't I have buckled? mustn't you have buckled? mustn't he have buckled? mustn't we have buckled? mustn't you have buckled? mustn't they have buckled?	mustn't I have been buckling? mustn't you have been buckling? mustn't he have been buckling? mustn't we have been buckling? mustn't you have been buckling? mustn't they have been buckling?