Conjugación del verbo inglés
MUST WHISTLE

Verbo regular: whistle - whistled - whistled

Afirmación

Forma simple	Forma con V-ing
I must whistle you must whistle she must whistle we must whistle you must whistle they must whistle	I must be whistling you must be whistling she must be whistling we must be whistling you must be whistling they must be whistling
Perfecto	Perfecto con V-ing
I must have whistled you must have whistled she must have whistled we must have whistled you must have whistled they must have whistled	I must have been whistling you must have been whistling she must have been whistling we must have been whistling you must have been whistling they must have been whistling

Negación

Forma simple	Forma con V-ing
I mustn't whistle you mustn't whistle she mustn't whistle we mustn't whistle you mustn't whistle they mustn't whistle	I mustn't be whistling you mustn't be whistling she mustn't be whistling we mustn't be whistling you mustn't be whistling they mustn't be whistling
Perfecto	Perfecto con V-ing
I mustn't have whistled you mustn't have whistled she mustn't have whistled we mustn't have whistled you mustn't have whistled they mustn't have whistled	I mustn't have been whistling you mustn't have been whistling she mustn't have been whistling we mustn't have been whistling you mustn't have been whistling they mustn't have been whistling

Forma interrogativa

Forma simple	Forma con V-ing
must I whistle? must you whistle? must she whistle? must we whistle? must you whistle? must they whistle?	must I be whistling? must you be whistling? must she be whistling? must we be whistling? must you be whistling? must they be whistling?
Perfecto	Perfecto con V-ing
must I have whistled? must you have whistled? must she have whistled? must we have whistled? must you have whistled? must they have whistled?	must I have been whistling? must you have been whistling? must she have been whistling? must we have been whistling? must you have been whistling? must they have been whistling?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I whistle? mustn't you whistle? mustn't she whistle? mustn't we whistle? mustn't you whistle? mustn't they whistle?	mustn't I be whistling? mustn't you be whistling? mustn't she be whistling? mustn't we be whistling? mustn't you be whistling? mustn't they be whistling?
Perfecto	Perfecto con V-ing
mustn't I have whistled? mustn't you have whistled? mustn't she have whistled? mustn't we have whistled? mustn't you have whistled? mustn't they have whistled?	mustn't I have been whistling? mustn't you have been whistling? mustn't she have been whistling? mustn't we have been whistling? mustn't you have been whistling? mustn't they have been whistling?