English verb conjugation
SHOULD DECEIVE

Regular verb: deceive - deceived - deceived

Affirmation

Simple form	V-ing form
I'd deceive you'd deceive he'd deceive we'd deceive you'd deceive they'd deceive	I'd be deceiving you'd be deceiving he'd be deceiving we'd be deceiving you'd be deceiving they'd be deceiving
Perfect	V-ing perfect
I should've deceived you should've deceived he should've deceived we should've deceived you should've deceived they should've deceived	I should've been deceiving you should've been deceiving he should've been deceiving we should've been deceiving you should've been deceiving they should've been deceiving

Negation

Simple form	V-ing form
I shouldn't deceive you shouldn't deceive he shouldn't deceive we shouldn't deceive you shouldn't deceive they shouldn't deceive	I shouldn't be deceiving you shouldn't be deceiving he shouldn't be deceiving we shouldn't be deceiving you shouldn't be deceiving they shouldn't be deceiving
Perfect	V-ing perfect
I shouldn't have deceived you shouldn't have deceived he shouldn't have deceived we shouldn't have deceived you shouldn't have deceived they shouldn't have deceived	I shouldn't have been deceiving you shouldn't have been deceiving he shouldn't have been deceiving we shouldn't have been deceiving you shouldn't have been deceiving they shouldn't have been deceiving

Interrogative form

Simple form	V-ing form
should I deceive? should you deceive? should he deceive? should we deceive? should you deceive? should they deceive?	should I be deceiving? should you be deceiving? should he be deceiving? should we be deceiving? should you be deceiving? should they be deceiving?
Perfect	V-ing perfect
should I have deceived? should you have deceived? should he have deceived? should we have deceived? should you have deceived? should they have deceived?	should I have been deceiving? should you have been deceiving? should he have been deceiving? should we have been deceiving? should you have been deceiving? should they have been deceiving?

Interro-negative form

Simple form	V-ing form
shouldn't I deceive? shouldn't you deceive? shouldn't he deceive? shouldn't we deceive? shouldn't you deceive? shouldn't they deceive?	shouldn't I be deceiving? shouldn't you be deceiving? shouldn't he be deceiving? shouldn't we be deceiving? shouldn't you be deceiving? shouldn't they be deceiving?
Perfect	V-ing perfect
shouldn't I have deceived? shouldn't you have deceived? shouldn't he have deceived? shouldn't we have deceived? shouldn't you have deceived? shouldn't they have deceived?	shouldn't I have been deceiving? shouldn't you have been deceiving? shouldn't he have been deceiving? shouldn't we have been deceiving? shouldn't you have been deceiving? shouldn't they have been deceiving?