must pancake
Verbo regular: pancake - pancaked- pancaked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must pancake
you must pancake
she must pancake
we must pancake
you must pancake
they must pancake 	I must be pancaking
you must be pancaking
she must be pancaking
we must be pancaking
you must be pancaking
they must be pancaking	I must have pancaked
you must have pancaked
she must have pancaked
we must have pancaked
you must have pancaked
they must have pancaked	I must have been pancaking
you must have been pancaking
she must have been pancaking
we must have been pancaking
you must have been pancaking
they must have been pancaking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not pancake
you must not pancake
she must not pancake
we must not pancake
you must not pancake
they must not pancake 	I must not be pancaking
you must not be pancaking
she must not be pancaking
we must not be pancaking
you must not be pancaking
they must not be pancaking	I must not have pancaked
you must not have pancaked
she must not have pancaked
we must not have pancaked
you must not have pancaked
they must not have pancaked	I must not have been pancaking
you must not have been pancaking
she must not have been pancaking
we must not have been pancaking
you must not have been pancaking
they must not have been pancaking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I pancake?
must you pancake?
must she pancake?
must we pancake?
must you pancake?
must they pancake? 	must I be pancaking?
must you be pancaking?
must she be pancaking?
must we be pancaking?
must you be pancaking?
must they be pancaking? 	must I have pancaked?
must you have pancaked?
must she have pancaked?
must we have pancaked?
must you have pancaked?
must they have pancaked? 	must I have been pancaking?
must you have been pancaking?
must she have been pancaking?
must we have been pancaking?
must you have been pancaking?
must they have been pancaking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not pancake?
must you not pancake?
must she not pancake?
must we not pancake?
must you not pancake?
must they not pancake? 	must I not be pancaking?
must you not be pancaking?
must she not be pancaking?
must we not be pancaking?
must you not be pancaking?
must they not be pancaking? 	must I not have pancaked?
must you not have pancaked?
must she not have pancaked?
must we not have pancaked?
must you not have pancaked?
must they not have pancaked? 	must I not have been pancaking?
must you not have been pancaking?
must she not have been pancaking?
must we not have been pancaking?
must you not have been pancaking?
must they not have been pancaking?