could compress
Verbo regular: compress - compressed- compressed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could compress
you could compress
he could compress
we could compress
you could compress
they could compress 	I could be compressing
you could be compressing
he could be compressing
we could be compressing
you could be compressing
they could be compressing	I could have compressed
you could have compressed
he could have compressed
we could have compressed
you could have compressed
they could have compressed	I could have been compressing
you could have been compressing
he could have been compressing
we could have been compressing
you could have been compressing
they could have been compressing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't compress
you couldn't compress
he couldn't compress
we couldn't compress
you couldn't compress
they couldn't compress 	I couldn't be compressing
you couldn't be compressing
he couldn't be compressing
we couldn't be compressing
you couldn't be compressing
they couldn't be compressing	I couldn't have compressed
you couldn't have compressed
he couldn't have compressed
we couldn't have compressed
you couldn't have compressed
they couldn't have compressed	I couldn't have been compressing
you couldn't have been compressing
he couldn't have been compressing
we couldn't have been compressing
you couldn't have been compressing
they couldn't have been compressing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I compress?
could you compress?
could he compress?
could we compress?
could you compress?
could they compress? 	could I be compressing?
could you be compressing?
could he be compressing?
could we be compressing?
could you be compressing?
could they be compressing? 	could I have compressed?
could you have compressed?
could he have compressed?
could we have compressed?
could you have compressed?
could they have compressed? 	could I have been compressing?
could you have been compressing?
could he have been compressing?
could we have been compressing?
could you have been compressing?
could they have been compressing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I compress?
couldn't you compress?
couldn't he compress?
couldn't we compress?
couldn't you compress?
couldn't they compress? 	couldn't I be compressing?
couldn't you be compressing?
couldn't he be compressing?
couldn't we be compressing?
couldn't you be compressing?
couldn't they be compressing? 	couldn't I have compressed?
couldn't you have compressed?
couldn't he have compressed?
couldn't we have compressed?
couldn't you have compressed?
couldn't they have compressed? 	couldn't I have been compressing?
couldn't you have been compressing?
couldn't he have been compressing?
couldn't we have been compressing?
couldn't you have been compressing?
couldn't they have been compressing?