should wail
Regular verb: wail - wailed- wailed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should wail
you should wail
she should wail
we should wail
you should wail
they should wail 	I should be wailing
you should be wailing
she should be wailing
we should be wailing
you should be wailing
they should be wailing	I should have wailed
you should have wailed
she should have wailed
we should have wailed
you should have wailed
they should have wailed	I should have been wailing
you should have been wailing
she should have been wailing
we should have been wailing
you should have been wailing
they should have been wailing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not wail
you should not wail
she should not wail
we should not wail
you should not wail
they should not wail 	I should not be wailing
you should not be wailing
she should not be wailing
we should not be wailing
you should not be wailing
they should not be wailing	I should not have wailed
you should not have wailed
she should not have wailed
we should not have wailed
you should not have wailed
they should not have wailed	I should not have been wailing
you should not have been wailing
she should not have been wailing
we should not have been wailing
you should not have been wailing
they should not have been wailing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I wail?
should you wail?
should she wail?
should we wail?
should you wail?
should they wail? 	should I be wailing?
should you be wailing?
should she be wailing?
should we be wailing?
should you be wailing?
should they be wailing? 	should I have wailed?
should you have wailed?
should she have wailed?
should we have wailed?
should you have wailed?
should they have wailed? 	should I have been wailing?
should you have been wailing?
should she have been wailing?
should we have been wailing?
should you have been wailing?
should they have been wailing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not wail?
should you not wail?
should she not wail?
should we not wail?
should you not wail?
should they not wail? 	should I not be wailing?
should you not be wailing?
should she not be wailing?
should we not be wailing?
should you not be wailing?
should they not be wailing? 	should I not have wailed?
should you not have wailed?
should she not have wailed?
should we not have wailed?
should you not have wailed?
should they not have wailed? 	should I not have been wailing?
should you not have been wailing?
should she not have been wailing?
should we not have been wailing?
should you not have been wailing?
should they not have been wailing?