should chuff
Regular verb: chuff - chuffed- chuffed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should chuff
you should chuff
he should chuff
we should chuff
you should chuff
they should chuff 	I should be chuffing
you should be chuffing
he should be chuffing
we should be chuffing
you should be chuffing
they should be chuffing	I should have chuffed
you should have chuffed
he should have chuffed
we should have chuffed
you should have chuffed
they should have chuffed	I should have been chuffing
you should have been chuffing
he should have been chuffing
we should have been chuffing
you should have been chuffing
they should have been chuffing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not chuff
you should not chuff
he should not chuff
we should not chuff
you should not chuff
they should not chuff 	I should not be chuffing
you should not be chuffing
he should not be chuffing
we should not be chuffing
you should not be chuffing
they should not be chuffing	I should not have chuffed
you should not have chuffed
he should not have chuffed
we should not have chuffed
you should not have chuffed
they should not have chuffed	I should not have been chuffing
you should not have been chuffing
he should not have been chuffing
we should not have been chuffing
you should not have been chuffing
they should not have been chuffing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I chuff?
should you chuff?
should he chuff?
should we chuff?
should you chuff?
should they chuff? 	should I be chuffing?
should you be chuffing?
should he be chuffing?
should we be chuffing?
should you be chuffing?
should they be chuffing? 	should I have chuffed?
should you have chuffed?
should he have chuffed?
should we have chuffed?
should you have chuffed?
should they have chuffed? 	should I have been chuffing?
should you have been chuffing?
should he have been chuffing?
should we have been chuffing?
should you have been chuffing?
should they have been chuffing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not chuff?
should you not chuff?
should he not chuff?
should we not chuff?
should you not chuff?
should they not chuff? 	should I not be chuffing?
should you not be chuffing?
should he not be chuffing?
should we not be chuffing?
should you not be chuffing?
should they not be chuffing? 	should I not have chuffed?
should you not have chuffed?
should he not have chuffed?
should we not have chuffed?
should you not have chuffed?
should they not have chuffed? 	should I not have been chuffing?
should you not have been chuffing?
should he not have been chuffing?
should we not have been chuffing?
should you not have been chuffing?
should they not have been chuffing?