can combat
Verbo regular: combat - combated- combated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can combat
you can combat
she can combat
we can combat
you can combat
they can combat 	I can be combating
you can be combating
she can be combating
we can be combating
you can be combating
they can be combating	I can have combated
you can have combated
she can have combated
we can have combated
you can have combated
they can have combated	I can have been combating
you can have been combating
she can have been combating
we can have been combating
you can have been combating
they can have been combating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot combat
you cannot combat
she cannot combat
we cannot combat
you cannot combat
they cannot combat 	I cannot be combating
you cannot be combating
she cannot be combating
we cannot be combating
you cannot be combating
they cannot be combating	I cannot have combated
you cannot have combated
she cannot have combated
we cannot have combated
you cannot have combated
they cannot have combated	I cannot have been combating
you cannot have been combating
she cannot have been combating
we cannot have been combating
you cannot have been combating
they cannot have been combating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I combat?
can you combat?
can she combat?
can we combat?
can you combat?
can they combat? 	can I be combating?
can you be combating?
can she be combating?
can we be combating?
can you be combating?
can they be combating? 	can I have combated?
can you have combated?
can she have combated?
can we have combated?
can you have combated?
can they have combated? 	can I have been combating?
can you have been combating?
can she have been combating?
can we have been combating?
can you have been combating?
can they have been combating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not combat?
can you not combat?
can she not combat?
can we not combat?
can you not combat?
can they not combat? 	can I not be combating?
can you not be combating?
can she not be combating?
can we not be combating?
can you not be combating?
can they not be combating? 	can I not have combated?
can you not have combated?
can she not have combated?
can we not have combated?
can you not have combated?
can they not have combated? 	can I not have been combating?
can you not have been combating?
can she not have been combating?
can we not have been combating?
can you not have been combating?
can they not have been combating?