could rectify
Verbo regular: rectify - rectified- rectified

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could rectify
you could rectify
he could rectify
we could rectify
you could rectify
they could rectify 	I could be rectifying
you could be rectifying
he could be rectifying
we could be rectifying
you could be rectifying
they could be rectifying	I could have rectified
you could have rectified
he could have rectified
we could have rectified
you could have rectified
they could have rectified	I could have been rectifying
you could have been rectifying
he could have been rectifying
we could have been rectifying
you could have been rectifying
they could have been rectifying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't rectify
you couldn't rectify
he couldn't rectify
we couldn't rectify
you couldn't rectify
they couldn't rectify 	I couldn't be rectifying
you couldn't be rectifying
he couldn't be rectifying
we couldn't be rectifying
you couldn't be rectifying
they couldn't be rectifying	I couldn't have rectified
you couldn't have rectified
he couldn't have rectified
we couldn't have rectified
you couldn't have rectified
they couldn't have rectified	I couldn't have been rectifying
you couldn't have been rectifying
he couldn't have been rectifying
we couldn't have been rectifying
you couldn't have been rectifying
they couldn't have been rectifying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I rectify?
could you rectify?
could he rectify?
could we rectify?
could you rectify?
could they rectify? 	could I be rectifying?
could you be rectifying?
could he be rectifying?
could we be rectifying?
could you be rectifying?
could they be rectifying? 	could I have rectified?
could you have rectified?
could he have rectified?
could we have rectified?
could you have rectified?
could they have rectified? 	could I have been rectifying?
could you have been rectifying?
could he have been rectifying?
could we have been rectifying?
could you have been rectifying?
could they have been rectifying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I rectify?
couldn't you rectify?
couldn't he rectify?
couldn't we rectify?
couldn't you rectify?
couldn't they rectify? 	couldn't I be rectifying?
couldn't you be rectifying?
couldn't he be rectifying?
couldn't we be rectifying?
couldn't you be rectifying?
couldn't they be rectifying? 	couldn't I have rectified?
couldn't you have rectified?
couldn't he have rectified?
couldn't we have rectified?
couldn't you have rectified?
couldn't they have rectified? 	couldn't I have been rectifying?
couldn't you have been rectifying?
couldn't he have been rectifying?
couldn't we have been rectifying?
couldn't you have been rectifying?
couldn't they have been rectifying?