should flex
Regular verb: flex - flexed- flexed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should flex
you should flex
he should flex
we should flex
you should flex
they should flex 	I should be flexing
you should be flexing
he should be flexing
we should be flexing
you should be flexing
they should be flexing	I should have flexed
you should have flexed
he should have flexed
we should have flexed
you should have flexed
they should have flexed	I should have been flexing
you should have been flexing
he should have been flexing
we should have been flexing
you should have been flexing
they should have been flexing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not flex
you should not flex
he should not flex
we should not flex
you should not flex
they should not flex 	I should not be flexing
you should not be flexing
he should not be flexing
we should not be flexing
you should not be flexing
they should not be flexing	I should not have flexed
you should not have flexed
he should not have flexed
we should not have flexed
you should not have flexed
they should not have flexed	I should not have been flexing
you should not have been flexing
he should not have been flexing
we should not have been flexing
you should not have been flexing
they should not have been flexing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I flex?
should you flex?
should he flex?
should we flex?
should you flex?
should they flex? 	should I be flexing?
should you be flexing?
should he be flexing?
should we be flexing?
should you be flexing?
should they be flexing? 	should I have flexed?
should you have flexed?
should he have flexed?
should we have flexed?
should you have flexed?
should they have flexed? 	should I have been flexing?
should you have been flexing?
should he have been flexing?
should we have been flexing?
should you have been flexing?
should they have been flexing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not flex?
should you not flex?
should he not flex?
should we not flex?
should you not flex?
should they not flex? 	should I not be flexing?
should you not be flexing?
should he not be flexing?
should we not be flexing?
should you not be flexing?
should they not be flexing? 	should I not have flexed?
should you not have flexed?
should he not have flexed?
should we not have flexed?
should you not have flexed?
should they not have flexed? 	should I not have been flexing?
should you not have been flexing?
should he not have been flexing?
should we not have been flexing?
should you not have been flexing?
should they not have been flexing?