can compress
Regular verb: compress - compressed- compressed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can compress
you can compress
he can compress
we can compress
you can compress
they can compress 	I can be compressing
you can be compressing
he can be compressing
we can be compressing
you can be compressing
they can be compressing	I can have compressed
you can have compressed
he can have compressed
we can have compressed
you can have compressed
they can have compressed	I can have been compressing
you can have been compressing
he can have been compressing
we can have been compressing
you can have been compressing
they can have been compressing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't compress
you can't compress
he can't compress
we can't compress
you can't compress
they can't compress 	I can't be compressing
you can't be compressing
he can't be compressing
we can't be compressing
you can't be compressing
they can't be compressing	I can't have compressed
you can't have compressed
he can't have compressed
we can't have compressed
you can't have compressed
they can't have compressed	I can't have been compressing
you can't have been compressing
he can't have been compressing
we can't have been compressing
you can't have been compressing
they can't have been compressing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I compress?
can you compress?
can he compress?
can we compress?
can you compress?
can they compress? 	can I be compressing?
can you be compressing?
can he be compressing?
can we be compressing?
can you be compressing?
can they be compressing? 	can I have compressed?
can you have compressed?
can he have compressed?
can we have compressed?
can you have compressed?
can they have compressed? 	can I have been compressing?
can you have been compressing?
can he have been compressing?
can we have been compressing?
can you have been compressing?
can they have been compressing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I compress?
can't you compress?
can't he compress?
can't we compress?
can't you compress?
can't they compress? 	can't I be compressing?
can't you be compressing?
can't he be compressing?
can't we be compressing?
can't you be compressing?
can't they be compressing? 	can't I have compressed?
can't you have compressed?
can't he have compressed?
can't we have compressed?
can't you have compressed?
can't they have compressed? 	can't I have been compressing?
can't you have been compressing?
can't he have been compressing?
can't we have been compressing?
can't you have been compressing?
can't they have been compressing?