Conjugação do verbo inglês
MUST TOUGH

Verbo regular: tough - toughed - toughed

Afirmação

Forma simple	Forma com V-ing
I must tough you must tough he must tough we must tough you must tough they must tough	I must be toughing you must be toughing he must be toughing we must be toughing you must be toughing they must be toughing
Perfeito	Perfeito com V-ing
I must have toughed you must have toughed he must have toughed we must have toughed you must have toughed they must have toughed	I must have been toughing you must have been toughing he must have been toughing we must have been toughing you must have been toughing they must have been toughing

Negação

Forma simple	Forma com V-ing
I must not tough you must not tough he must not tough we must not tough you must not tough they must not tough	I must not be toughing you must not be toughing he must not be toughing we must not be toughing you must not be toughing they must not be toughing
Perfeito	Perfeito com V-ing
I must not have toughed you must not have toughed he must not have toughed we must not have toughed you must not have toughed they must not have toughed	I must not have been toughing you must not have been toughing he must not have been toughing we must not have been toughing you must not have been toughing they must not have been toughing

Forma interrogativa

Forma simple	Forma com V-ing
must I tough? must you tough? must he tough? must we tough? must you tough? must they tough?	must I be toughing? must you be toughing? must he be toughing? must we be toughing? must you be toughing? must they be toughing?
Perfeito	Perfeito com V-ing
must I have toughed? must you have toughed? must he have toughed? must we have toughed? must you have toughed? must they have toughed?	must I have been toughing? must you have been toughing? must he have been toughing? must we have been toughing? must you have been toughing? must they have been toughing?

Forma interro-Negação

Forma simple	Forma com V-ing
must I not tough? must you not tough? must he not tough? must we not tough? must you not tough? must they not tough?	must I not be toughing? must you not be toughing? must he not be toughing? must we not be toughing? must you not be toughing? must they not be toughing?
Perfeito	Perfeito com V-ing
must I not have toughed? must you not have toughed? must he not have toughed? must we not have toughed? must you not have toughed? must they not have toughed?	must I not have been toughing? must you not have been toughing? must he not have been toughing? must we not have been toughing? must you not have been toughing? must they not have been toughing?