must combat
Verbo regular: combat - combated- combated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must combat
you must combat
she must combat
we must combat
you must combat
they must combat 	I must be combating
you must be combating
she must be combating
we must be combating
you must be combating
they must be combating	I must have combated
you must have combated
she must have combated
we must have combated
you must have combated
they must have combated	I must have been combating
you must have been combating
she must have been combating
we must have been combating
you must have been combating
they must have been combating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not combat
you must not combat
she must not combat
we must not combat
you must not combat
they must not combat 	I must not be combating
you must not be combating
she must not be combating
we must not be combating
you must not be combating
they must not be combating	I must not have combated
you must not have combated
she must not have combated
we must not have combated
you must not have combated
they must not have combated	I must not have been combating
you must not have been combating
she must not have been combating
we must not have been combating
you must not have been combating
they must not have been combating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I combat?
must you combat?
must she combat?
must we combat?
must you combat?
must they combat? 	must I be combating?
must you be combating?
must she be combating?
must we be combating?
must you be combating?
must they be combating? 	must I have combated?
must you have combated?
must she have combated?
must we have combated?
must you have combated?
must they have combated? 	must I have been combating?
must you have been combating?
must she have been combating?
must we have been combating?
must you have been combating?
must they have been combating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not combat?
must you not combat?
must she not combat?
must we not combat?
must you not combat?
must they not combat? 	must I not be combating?
must you not be combating?
must she not be combating?
must we not be combating?
must you not be combating?
must they not be combating? 	must I not have combated?
must you not have combated?
must she not have combated?
must we not have combated?
must you not have combated?
must they not have combated? 	must I not have been combating?
must you not have been combating?
must she not have been combating?
must we not have been combating?
must you not have been combating?
must they not have been combating?