Conjugação do verbo inglês
MUST SIRE

Verbo regular: sire - sired - sired

Afirmação

Forma simple	Forma com V-ing
I must sire you must sire he must sire we must sire you must sire they must sire	I must be siring you must be siring he must be siring we must be siring you must be siring they must be siring
Perfeito	Perfeito com V-ing
I must have sired you must have sired he must have sired we must have sired you must have sired they must have sired	I must have been siring you must have been siring he must have been siring we must have been siring you must have been siring they must have been siring

Negação

Forma simple	Forma com V-ing
I mustn't sire you mustn't sire he mustn't sire we mustn't sire you mustn't sire they mustn't sire	I mustn't be siring you mustn't be siring he mustn't be siring we mustn't be siring you mustn't be siring they mustn't be siring
Perfeito	Perfeito com V-ing
I mustn't have sired you mustn't have sired he mustn't have sired we mustn't have sired you mustn't have sired they mustn't have sired	I mustn't have been siring you mustn't have been siring he mustn't have been siring we mustn't have been siring you mustn't have been siring they mustn't have been siring

Forma interrogativa

Forma simple	Forma com V-ing
must I sire? must you sire? must he sire? must we sire? must you sire? must they sire?	must I be siring? must you be siring? must he be siring? must we be siring? must you be siring? must they be siring?
Perfeito	Perfeito com V-ing
must I have sired? must you have sired? must he have sired? must we have sired? must you have sired? must they have sired?	must I have been siring? must you have been siring? must he have been siring? must we have been siring? must you have been siring? must they have been siring?

Forma interro-Negação

Forma simple	Forma com V-ing
mustn't I sire? mustn't you sire? mustn't he sire? mustn't we sire? mustn't you sire? mustn't they sire?	mustn't I be siring? mustn't you be siring? mustn't he be siring? mustn't we be siring? mustn't you be siring? mustn't they be siring?
Perfeito	Perfeito com V-ing
mustn't I have sired? mustn't you have sired? mustn't he have sired? mustn't we have sired? mustn't you have sired? mustn't they have sired?	mustn't I have been siring? mustn't you have been siring? mustn't he have been siring? mustn't we have been siring? mustn't you have been siring? mustn't they have been siring?