can inquire
Verbo regular: inquire - inquired- inquired

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can inquire
you can inquire
he can inquire
we can inquire
you can inquire
they can inquire 	I can be inquiring
you can be inquiring
he can be inquiring
we can be inquiring
you can be inquiring
they can be inquiring	I can have inquired
you can have inquired
he can have inquired
we can have inquired
you can have inquired
they can have inquired	I can have been inquiring
you can have been inquiring
he can have been inquiring
we can have been inquiring
you can have been inquiring
they can have been inquiring	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot inquire
you cannot inquire
he cannot inquire
we cannot inquire
you cannot inquire
they cannot inquire 	I cannot be inquiring
you cannot be inquiring
he cannot be inquiring
we cannot be inquiring
you cannot be inquiring
they cannot be inquiring	I cannot have inquired
you cannot have inquired
he cannot have inquired
we cannot have inquired
you cannot have inquired
they cannot have inquired	I cannot have been inquiring
you cannot have been inquiring
he cannot have been inquiring
we cannot have been inquiring
you cannot have been inquiring
they cannot have been inquiring	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I inquire?
can you inquire?
can he inquire?
can we inquire?
can you inquire?
can they inquire? 	can I be inquiring?
can you be inquiring?
can he be inquiring?
can we be inquiring?
can you be inquiring?
can they be inquiring? 	can I have inquired?
can you have inquired?
can he have inquired?
can we have inquired?
can you have inquired?
can they have inquired? 	can I have been inquiring?
can you have been inquiring?
can he have been inquiring?
can we have been inquiring?
can you have been inquiring?
can they have been inquiring? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not inquire?
can you not inquire?
can he not inquire?
can we not inquire?
can you not inquire?
can they not inquire? 	can I not be inquiring?
can you not be inquiring?
can he not be inquiring?
can we not be inquiring?
can you not be inquiring?
can they not be inquiring? 	can I not have inquired?
can you not have inquired?
can he not have inquired?
can we not have inquired?
can you not have inquired?
can they not have inquired? 	can I not have been inquiring?
can you not have been inquiring?
can he not have been inquiring?
can we not have been inquiring?
can you not have been inquiring?
can they not have been inquiring?