English verb conjugation
SHOULD ZIGZAG

Regular verb: zigzag - zigzagged - zigzagged

Affirmation

Simple form	V-ing form
I'd zigzag you'd zigzag he'd zigzag we'd zigzag you'd zigzag they'd zigzag	I'd be zigzagging you'd be zigzagging he'd be zigzagging we'd be zigzagging you'd be zigzagging they'd be zigzagging
Perfect	V-ing perfect
I should've zigzagged you should've zigzagged he should've zigzagged we should've zigzagged you should've zigzagged they should've zigzagged	I should've been zigzagging you should've been zigzagging he should've been zigzagging we should've been zigzagging you should've been zigzagging they should've been zigzagging

Negation

Simple form	V-ing form
I shouldn't zigzag you shouldn't zigzag he shouldn't zigzag we shouldn't zigzag you shouldn't zigzag they shouldn't zigzag	I shouldn't be zigzagging you shouldn't be zigzagging he shouldn't be zigzagging we shouldn't be zigzagging you shouldn't be zigzagging they shouldn't be zigzagging
Perfect	V-ing perfect
I shouldn't have zigzagged you shouldn't have zigzagged he shouldn't have zigzagged we shouldn't have zigzagged you shouldn't have zigzagged they shouldn't have zigzagged	I shouldn't have been zigzagging you shouldn't have been zigzagging he shouldn't have been zigzagging we shouldn't have been zigzagging you shouldn't have been zigzagging they shouldn't have been zigzagging

Interrogative form

Simple form	V-ing form
should I zigzag? should you zigzag? should he zigzag? should we zigzag? should you zigzag? should they zigzag?	should I be zigzagging? should you be zigzagging? should he be zigzagging? should we be zigzagging? should you be zigzagging? should they be zigzagging?
Perfect	V-ing perfect
should I have zigzagged? should you have zigzagged? should he have zigzagged? should we have zigzagged? should you have zigzagged? should they have zigzagged?	should I have been zigzagging? should you have been zigzagging? should he have been zigzagging? should we have been zigzagging? should you have been zigzagging? should they have been zigzagging?

Interro-negative form

Simple form	V-ing form
shouldn't I zigzag? shouldn't you zigzag? shouldn't he zigzag? shouldn't we zigzag? shouldn't you zigzag? shouldn't they zigzag?	shouldn't I be zigzagging? shouldn't you be zigzagging? shouldn't he be zigzagging? shouldn't we be zigzagging? shouldn't you be zigzagging? shouldn't they be zigzagging?
Perfect	V-ing perfect
shouldn't I have zigzagged? shouldn't you have zigzagged? shouldn't he have zigzagged? shouldn't we have zigzagged? shouldn't you have zigzagged? shouldn't they have zigzagged?	shouldn't I have been zigzagging? shouldn't you have been zigzagging? shouldn't he have been zigzagging? shouldn't we have been zigzagging? shouldn't you have been zigzagging? shouldn't they have been zigzagging?