should joke
Regular verb: joke - joked- joked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should joke
you should joke
she should joke
we should joke
you should joke
they should joke 	I should be joking
you should be joking
she should be joking
we should be joking
you should be joking
they should be joking	I should have joked
you should have joked
she should have joked
we should have joked
you should have joked
they should have joked	I should have been joking
you should have been joking
she should have been joking
we should have been joking
you should have been joking
they should have been joking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not joke
you should not joke
she should not joke
we should not joke
you should not joke
they should not joke 	I should not be joking
you should not be joking
she should not be joking
we should not be joking
you should not be joking
they should not be joking	I should not have joked
you should not have joked
she should not have joked
we should not have joked
you should not have joked
they should not have joked	I should not have been joking
you should not have been joking
she should not have been joking
we should not have been joking
you should not have been joking
they should not have been joking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I joke?
should you joke?
should she joke?
should we joke?
should you joke?
should they joke? 	should I be joking?
should you be joking?
should she be joking?
should we be joking?
should you be joking?
should they be joking? 	should I have joked?
should you have joked?
should she have joked?
should we have joked?
should you have joked?
should they have joked? 	should I have been joking?
should you have been joking?
should she have been joking?
should we have been joking?
should you have been joking?
should they have been joking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not joke?
should you not joke?
should she not joke?
should we not joke?
should you not joke?
should they not joke? 	should I not be joking?
should you not be joking?
should she not be joking?
should we not be joking?
should you not be joking?
should they not be joking? 	should I not have joked?
should you not have joked?
should she not have joked?
should we not have joked?
should you not have joked?
should they not have joked? 	should I not have been joking?
should you not have been joking?
should she not have been joking?
should we not have been joking?
should you not have been joking?
should they not have been joking?