must swan-dive
Verbo irregular: swan-dive - swan-dived, swan-dove- swan-dived

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must swan-dive
you must swan-dive
he must swan-dive
we must swan-dive
you must swan-dive
they must swan-dive 	I must be swan-diving
you must be swan-diving
he must be swan-diving
we must be swan-diving
you must be swan-diving
they must be swan-diving	I must have swan-dived
you must have swan-dived
he must have swan-dived
we must have swan-dived
you must have swan-dived
they must have swan-dived	I must have been swan-diving
you must have been swan-diving
he must have been swan-diving
we must have been swan-diving
you must have been swan-diving
they must have been swan-diving	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not swan-dive
you must not swan-dive
he must not swan-dive
we must not swan-dive
you must not swan-dive
they must not swan-dive 	I must not be swan-diving
you must not be swan-diving
he must not be swan-diving
we must not be swan-diving
you must not be swan-diving
they must not be swan-diving	I must not have swan-dived
you must not have swan-dived
he must not have swan-dived
we must not have swan-dived
you must not have swan-dived
they must not have swan-dived	I must not have been swan-diving
you must not have been swan-diving
he must not have been swan-diving
we must not have been swan-diving
you must not have been swan-diving
they must not have been swan-diving	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I swan-dive?
must you swan-dive?
must he swan-dive?
must we swan-dive?
must you swan-dive?
must they swan-dive? 	must I be swan-diving?
must you be swan-diving?
must he be swan-diving?
must we be swan-diving?
must you be swan-diving?
must they be swan-diving? 	must I have swan-dived?
must you have swan-dived?
must he have swan-dived?
must we have swan-dived?
must you have swan-dived?
must they have swan-dived? 	must I have been swan-diving?
must you have been swan-diving?
must he have been swan-diving?
must we have been swan-diving?
must you have been swan-diving?
must they have been swan-diving? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not swan-dive?
must you not swan-dive?
must he not swan-dive?
must we not swan-dive?
must you not swan-dive?
must they not swan-dive? 	must I not be swan-diving?
must you not be swan-diving?
must he not be swan-diving?
must we not be swan-diving?
must you not be swan-diving?
must they not be swan-diving? 	must I not have swan-dived?
must you not have swan-dived?
must he not have swan-dived?
must we not have swan-dived?
must you not have swan-dived?
must they not have swan-dived? 	must I not have been swan-diving?
must you not have been swan-diving?
must he not have been swan-diving?
must we not have been swan-diving?
must you not have been swan-diving?
must they not have been swan-diving?