I must twirl you must twirl she must twirl we must twirl you must twirl they must twirl
Forma com V-ing
I must be twirling you must be twirling she must be twirling we must be twirling you must be twirling they must be twirling
Perfeito
I must have twirled you must have twirled she must have twirled we must have twirled you must have twirled they must have twirled
Perfeito com V-ing
I must have been twirling you must have been twirling she must have been twirling we must have been twirling you must have been twirling they must have been twirling
Negação
Forma simple
I must not twirl you must not twirl she must not twirl we must not twirl you must not twirl they must not twirl
Forma com V-ing
I must not be twirling you must not be twirling she must not be twirling we must not be twirling you must not be twirling they must not be twirling
Perfeito
I must not have twirled you must not have twirled she must not have twirled we must not have twirled you must not have twirled they must not have twirled
Perfeito com V-ing
I must not have been twirling you must not have been twirling she must not have been twirling we must not have been twirling you must not have been twirling they must not have been twirling
Forma interrogativa
Forma simple
must I twirl? must you twirl? must she twirl? must we twirl? must you twirl? must they twirl?
Forma com V-ing
must I be twirling? must you be twirling? must she be twirling? must we be twirling? must you be twirling? must they be twirling?
Perfeito
must I have twirled? must you have twirled? must she have twirled? must we have twirled? must you have twirled? must they have twirled?
Perfeito com V-ing
must I have been twirling? must you have been twirling? must she have been twirling? must we have been twirling? must you have been twirling? must they have been twirling?
Forma interro-Negação
Forma simple
must I not twirl? must you not twirl? must she not twirl? must we not twirl? must you not twirl? must they not twirl?
Forma com V-ing
must I not be twirling? must you not be twirling? must she not be twirling? must we not be twirling? must you not be twirling? must they not be twirling?
Perfeito
must I not have twirled? must you not have twirled? must she not have twirled? must we not have twirled? must you not have twirled? must they not have twirled?
Perfeito com V-ing
must I not have been twirling? must you not have been twirling? must she not have been twirling? must we not have been twirling? must you not have been twirling? must they not have been twirling?