Conjugación del verbo inglés
MUST BURROW

Verbo regular: burrow - burrowed - burrowed

Afirmación

Forma simple	Forma con V-ing
I must burrow you must burrow she must burrow we must burrow you must burrow they must burrow	I must be burrowing you must be burrowing she must be burrowing we must be burrowing you must be burrowing they must be burrowing
Perfecto	Perfecto con V-ing
I must have burrowed you must have burrowed she must have burrowed we must have burrowed you must have burrowed they must have burrowed	I must have been burrowing you must have been burrowing she must have been burrowing we must have been burrowing you must have been burrowing they must have been burrowing

Negación

Forma simple	Forma con V-ing
I mustn't burrow you mustn't burrow she mustn't burrow we mustn't burrow you mustn't burrow they mustn't burrow	I mustn't be burrowing you mustn't be burrowing she mustn't be burrowing we mustn't be burrowing you mustn't be burrowing they mustn't be burrowing
Perfecto	Perfecto con V-ing
I mustn't have burrowed you mustn't have burrowed she mustn't have burrowed we mustn't have burrowed you mustn't have burrowed they mustn't have burrowed	I mustn't have been burrowing you mustn't have been burrowing she mustn't have been burrowing we mustn't have been burrowing you mustn't have been burrowing they mustn't have been burrowing

Forma interrogativa

Forma simple	Forma con V-ing
must I burrow? must you burrow? must she burrow? must we burrow? must you burrow? must they burrow?	must I be burrowing? must you be burrowing? must she be burrowing? must we be burrowing? must you be burrowing? must they be burrowing?
Perfecto	Perfecto con V-ing
must I have burrowed? must you have burrowed? must she have burrowed? must we have burrowed? must you have burrowed? must they have burrowed?	must I have been burrowing? must you have been burrowing? must she have been burrowing? must we have been burrowing? must you have been burrowing? must they have been burrowing?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I burrow? mustn't you burrow? mustn't she burrow? mustn't we burrow? mustn't you burrow? mustn't they burrow?	mustn't I be burrowing? mustn't you be burrowing? mustn't she be burrowing? mustn't we be burrowing? mustn't you be burrowing? mustn't they be burrowing?
Perfecto	Perfecto con V-ing
mustn't I have burrowed? mustn't you have burrowed? mustn't she have burrowed? mustn't we have burrowed? mustn't you have burrowed? mustn't they have burrowed?	mustn't I have been burrowing? mustn't you have been burrowing? mustn't she have been burrowing? mustn't we have been burrowing? mustn't you have been burrowing? mustn't they have been burrowing?