should shirttail
Regular verb: shirttail - shirttailed- shirttailed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should shirttail
you should shirttail
she should shirttail
we should shirttail
you should shirttail
they should shirttail 	I should be shirttailing
you should be shirttailing
she should be shirttailing
we should be shirttailing
you should be shirttailing
they should be shirttailing	I should have shirttailed
you should have shirttailed
she should have shirttailed
we should have shirttailed
you should have shirttailed
they should have shirttailed	I should have been shirttailing
you should have been shirttailing
she should have been shirttailing
we should have been shirttailing
you should have been shirttailing
they should have been shirttailing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not shirttail
you should not shirttail
she should not shirttail
we should not shirttail
you should not shirttail
they should not shirttail 	I should not be shirttailing
you should not be shirttailing
she should not be shirttailing
we should not be shirttailing
you should not be shirttailing
they should not be shirttailing	I should not have shirttailed
you should not have shirttailed
she should not have shirttailed
we should not have shirttailed
you should not have shirttailed
they should not have shirttailed	I should not have been shirttailing
you should not have been shirttailing
she should not have been shirttailing
we should not have been shirttailing
you should not have been shirttailing
they should not have been shirttailing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I shirttail?
should you shirttail?
should she shirttail?
should we shirttail?
should you shirttail?
should they shirttail? 	should I be shirttailing?
should you be shirttailing?
should she be shirttailing?
should we be shirttailing?
should you be shirttailing?
should they be shirttailing? 	should I have shirttailed?
should you have shirttailed?
should she have shirttailed?
should we have shirttailed?
should you have shirttailed?
should they have shirttailed? 	should I have been shirttailing?
should you have been shirttailing?
should she have been shirttailing?
should we have been shirttailing?
should you have been shirttailing?
should they have been shirttailing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not shirttail?
should you not shirttail?
should she not shirttail?
should we not shirttail?
should you not shirttail?
should they not shirttail? 	should I not be shirttailing?
should you not be shirttailing?
should she not be shirttailing?
should we not be shirttailing?
should you not be shirttailing?
should they not be shirttailing? 	should I not have shirttailed?
should you not have shirttailed?
should she not have shirttailed?
should we not have shirttailed?
should you not have shirttailed?
should they not have shirttailed? 	should I not have been shirttailing?
should you not have been shirttailing?
should she not have been shirttailing?
should we not have been shirttailing?
should you not have been shirttailing?
should they not have been shirttailing?