should flock
Regular verb: flock - flocked- flocked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should flock
you should flock
she should flock
we should flock
you should flock
they should flock 	I should be flocking
you should be flocking
she should be flocking
we should be flocking
you should be flocking
they should be flocking	I should have flocked
you should have flocked
she should have flocked
we should have flocked
you should have flocked
they should have flocked	I should have been flocking
you should have been flocking
she should have been flocking
we should have been flocking
you should have been flocking
they should have been flocking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not flock
you should not flock
she should not flock
we should not flock
you should not flock
they should not flock 	I should not be flocking
you should not be flocking
she should not be flocking
we should not be flocking
you should not be flocking
they should not be flocking	I should not have flocked
you should not have flocked
she should not have flocked
we should not have flocked
you should not have flocked
they should not have flocked	I should not have been flocking
you should not have been flocking
she should not have been flocking
we should not have been flocking
you should not have been flocking
they should not have been flocking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I flock?
should you flock?
should she flock?
should we flock?
should you flock?
should they flock? 	should I be flocking?
should you be flocking?
should she be flocking?
should we be flocking?
should you be flocking?
should they be flocking? 	should I have flocked?
should you have flocked?
should she have flocked?
should we have flocked?
should you have flocked?
should they have flocked? 	should I have been flocking?
should you have been flocking?
should she have been flocking?
should we have been flocking?
should you have been flocking?
should they have been flocking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not flock?
should you not flock?
should she not flock?
should we not flock?
should you not flock?
should they not flock? 	should I not be flocking?
should you not be flocking?
should she not be flocking?
should we not be flocking?
should you not be flocking?
should they not be flocking? 	should I not have flocked?
should you not have flocked?
should she not have flocked?
should we not have flocked?
should you not have flocked?
should they not have flocked? 	should I not have been flocking?
should you not have been flocking?
should she not have been flocking?
should we not have been flocking?
should you not have been flocking?
should they not have been flocking?