English verb conjugation
SHOULD FLY

Irregular verb: fly - flew - flown

Affirmation

Simple form	V-ing form
I should fly you should fly he should fly we should fly you should fly they should fly	I should be flying you should be flying he should be flying we should be flying you should be flying they should be flying
Perfect	V-ing perfect
I should have flown you should have flown he should have flown we should have flown you should have flown they should have flown	I should have been flying you should have been flying he should have been flying we should have been flying you should have been flying they should have been flying

Negation

Simple form	V-ing form
I should not fly you should not fly he should not fly we should not fly you should not fly they should not fly	I should not be flying you should not be flying he should not be flying we should not be flying you should not be flying they should not be flying
Perfect	V-ing perfect
I should not have flown you should not have flown he should not have flown we should not have flown you should not have flown they should not have flown	I should not have been flying you should not have been flying he should not have been flying we should not have been flying you should not have been flying they should not have been flying

Interrogative form

Simple form	V-ing form
should I fly? should you fly? should he fly? should we fly? should you fly? should they fly?	should I be flying? should you be flying? should he be flying? should we be flying? should you be flying? should they be flying?
Perfect	V-ing perfect
should I have flown? should you have flown? should he have flown? should we have flown? should you have flown? should they have flown?	should I have been flying? should you have been flying? should he have been flying? should we have been flying? should you have been flying? should they have been flying?

Interro-negative form

Simple form	V-ing form
should I not fly? should you not fly? should he not fly? should we not fly? should you not fly? should they not fly?	should I not be flying? should you not be flying? should he not be flying? should we not be flying? should you not be flying? should they not be flying?
Perfect	V-ing perfect
should I not have flown? should you not have flown? should he not have flown? should we not have flown? should you not have flown? should they not have flown?	should I not have been flying? should you not have been flying? should he not have been flying? should we not have been flying? should you not have been flying? should they not have been flying?