could relax
Regular verb: relax - relaxed- relaxed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could relax
you could relax
he could relax
we could relax
you could relax
they could relax 	I could be relaxing
you could be relaxing
he could be relaxing
we could be relaxing
you could be relaxing
they could be relaxing	I could have relaxed
you could have relaxed
he could have relaxed
we could have relaxed
you could have relaxed
they could have relaxed	I could have been relaxing
you could have been relaxing
he could have been relaxing
we could have been relaxing
you could have been relaxing
they could have been relaxing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not relax
you could not relax
he could not relax
we could not relax
you could not relax
they could not relax 	I could not be relaxing
you could not be relaxing
he could not be relaxing
we could not be relaxing
you could not be relaxing
they could not be relaxing	I could not have relaxed
you could not have relaxed
he could not have relaxed
we could not have relaxed
you could not have relaxed
they could not have relaxed	I could not have been relaxing
you could not have been relaxing
he could not have been relaxing
we could not have been relaxing
you could not have been relaxing
they could not have been relaxing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I relax?
could you relax?
could he relax?
could we relax?
could you relax?
could they relax? 	could I be relaxing?
could you be relaxing?
could he be relaxing?
could we be relaxing?
could you be relaxing?
could they be relaxing? 	could I have relaxed?
could you have relaxed?
could he have relaxed?
could we have relaxed?
could you have relaxed?
could they have relaxed? 	could I have been relaxing?
could you have been relaxing?
could he have been relaxing?
could we have been relaxing?
could you have been relaxing?
could they have been relaxing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not relax?
could you not relax?
could he not relax?
could we not relax?
could you not relax?
could they not relax? 	could I not be relaxing?
could you not be relaxing?
could he not be relaxing?
could we not be relaxing?
could you not be relaxing?
could they not be relaxing? 	could I not have relaxed?
could you not have relaxed?
could he not have relaxed?
could we not have relaxed?
could you not have relaxed?
could they not have relaxed? 	could I not have been relaxing?
could you not have been relaxing?
could he not have been relaxing?
could we not have been relaxing?
could you not have been relaxing?
could they not have been relaxing?