could aprise
Verbo regular: aprise - aprised- aprised

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could aprise
you could aprise
he could aprise
we could aprise
you could aprise
they could aprise 	I could be aprising
you could be aprising
he could be aprising
we could be aprising
you could be aprising
they could be aprising	I could have aprised
you could have aprised
he could have aprised
we could have aprised
you could have aprised
they could have aprised	I could have been aprising
you could have been aprising
he could have been aprising
we could have been aprising
you could have been aprising
they could have been aprising	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't aprise
you couldn't aprise
he couldn't aprise
we couldn't aprise
you couldn't aprise
they couldn't aprise 	I couldn't be aprising
you couldn't be aprising
he couldn't be aprising
we couldn't be aprising
you couldn't be aprising
they couldn't be aprising	I couldn't have aprised
you couldn't have aprised
he couldn't have aprised
we couldn't have aprised
you couldn't have aprised
they couldn't have aprised	I couldn't have been aprising
you couldn't have been aprising
he couldn't have been aprising
we couldn't have been aprising
you couldn't have been aprising
they couldn't have been aprising	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I aprise?
could you aprise?
could he aprise?
could we aprise?
could you aprise?
could they aprise? 	could I be aprising?
could you be aprising?
could he be aprising?
could we be aprising?
could you be aprising?
could they be aprising? 	could I have aprised?
could you have aprised?
could he have aprised?
could we have aprised?
could you have aprised?
could they have aprised? 	could I have been aprising?
could you have been aprising?
could he have been aprising?
could we have been aprising?
could you have been aprising?
could they have been aprising? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I aprise?
couldn't you aprise?
couldn't he aprise?
couldn't we aprise?
couldn't you aprise?
couldn't they aprise? 	couldn't I be aprising?
couldn't you be aprising?
couldn't he be aprising?
couldn't we be aprising?
couldn't you be aprising?
couldn't they be aprising? 	couldn't I have aprised?
couldn't you have aprised?
couldn't he have aprised?
couldn't we have aprised?
couldn't you have aprised?
couldn't they have aprised? 	couldn't I have been aprising?
couldn't you have been aprising?
couldn't he have been aprising?
couldn't we have been aprising?
couldn't you have been aprising?
couldn't they have been aprising?