I must twinkle you must twinkle he must twinkle we must twinkle you must twinkle they must twinkle
Forma com V-ing
I must be twinkling you must be twinkling he must be twinkling we must be twinkling you must be twinkling they must be twinkling
Perfeito
I must have twinkled you must have twinkled he must have twinkled we must have twinkled you must have twinkled they must have twinkled
Perfeito com V-ing
I must have been twinkling you must have been twinkling he must have been twinkling we must have been twinkling you must have been twinkling they must have been twinkling
Negação
Forma simple
I mustn't twinkle you mustn't twinkle he mustn't twinkle we mustn't twinkle you mustn't twinkle they mustn't twinkle
Forma com V-ing
I mustn't be twinkling you mustn't be twinkling he mustn't be twinkling we mustn't be twinkling you mustn't be twinkling they mustn't be twinkling
Perfeito
I mustn't have twinkled you mustn't have twinkled he mustn't have twinkled we mustn't have twinkled you mustn't have twinkled they mustn't have twinkled
Perfeito com V-ing
I mustn't have been twinkling you mustn't have been twinkling he mustn't have been twinkling we mustn't have been twinkling you mustn't have been twinkling they mustn't have been twinkling
Forma interrogativa
Forma simple
must I twinkle? must you twinkle? must he twinkle? must we twinkle? must you twinkle? must they twinkle?
Forma com V-ing
must I be twinkling? must you be twinkling? must he be twinkling? must we be twinkling? must you be twinkling? must they be twinkling?
Perfeito
must I have twinkled? must you have twinkled? must he have twinkled? must we have twinkled? must you have twinkled? must they have twinkled?
Perfeito com V-ing
must I have been twinkling? must you have been twinkling? must he have been twinkling? must we have been twinkling? must you have been twinkling? must they have been twinkling?
Forma interro-Negação
Forma simple
mustn't I twinkle? mustn't you twinkle? mustn't he twinkle? mustn't we twinkle? mustn't you twinkle? mustn't they twinkle?
Forma com V-ing
mustn't I be twinkling? mustn't you be twinkling? mustn't he be twinkling? mustn't we be twinkling? mustn't you be twinkling? mustn't they be twinkling?
Perfeito
mustn't I have twinkled? mustn't you have twinkled? mustn't he have twinkled? mustn't we have twinkled? mustn't you have twinkled? mustn't they have twinkled?
Perfeito com V-ing
mustn't I have been twinkling? mustn't you have been twinkling? mustn't he have been twinkling? mustn't we have been twinkling? mustn't you have been twinkling? mustn't they have been twinkling?