can comprehend
Verbo regular: comprehend - comprehended- comprehended

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can comprehend
you can comprehend
he can comprehend
we can comprehend
you can comprehend
they can comprehend 	I can be comprehending
you can be comprehending
he can be comprehending
we can be comprehending
you can be comprehending
they can be comprehending	I can have comprehended
you can have comprehended
he can have comprehended
we can have comprehended
you can have comprehended
they can have comprehended	I can have been comprehending
you can have been comprehending
he can have been comprehending
we can have been comprehending
you can have been comprehending
they can have been comprehending	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't comprehend
you can't comprehend
he can't comprehend
we can't comprehend
you can't comprehend
they can't comprehend 	I can't be comprehending
you can't be comprehending
he can't be comprehending
we can't be comprehending
you can't be comprehending
they can't be comprehending	I can't have comprehended
you can't have comprehended
he can't have comprehended
we can't have comprehended
you can't have comprehended
they can't have comprehended	I can't have been comprehending
you can't have been comprehending
he can't have been comprehending
we can't have been comprehending
you can't have been comprehending
they can't have been comprehending	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I comprehend?
can you comprehend?
can he comprehend?
can we comprehend?
can you comprehend?
can they comprehend? 	can I be comprehending?
can you be comprehending?
can he be comprehending?
can we be comprehending?
can you be comprehending?
can they be comprehending? 	can I have comprehended?
can you have comprehended?
can he have comprehended?
can we have comprehended?
can you have comprehended?
can they have comprehended? 	can I have been comprehending?
can you have been comprehending?
can he have been comprehending?
can we have been comprehending?
can you have been comprehending?
can they have been comprehending? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I comprehend?
can't you comprehend?
can't he comprehend?
can't we comprehend?
can't you comprehend?
can't they comprehend? 	can't I be comprehending?
can't you be comprehending?
can't he be comprehending?
can't we be comprehending?
can't you be comprehending?
can't they be comprehending? 	can't I have comprehended?
can't you have comprehended?
can't he have comprehended?
can't we have comprehended?
can't you have comprehended?
can't they have comprehended? 	can't I have been comprehending?
can't you have been comprehending?
can't he have been comprehending?
can't we have been comprehending?
can't you have been comprehending?
can't they have been comprehending?