English verb conjugation
SHOULD INFRINGE

Regular verb: infringe - infringed - infringed

Affirmation

Simple form	V-ing form
I'd infringe you'd infringe he'd infringe we'd infringe you'd infringe they'd infringe	I'd be infringing you'd be infringing he'd be infringing we'd be infringing you'd be infringing they'd be infringing
Perfect	V-ing perfect
I should've infringed you should've infringed he should've infringed we should've infringed you should've infringed they should've infringed	I should've been infringing you should've been infringing he should've been infringing we should've been infringing you should've been infringing they should've been infringing

Negation

Simple form	V-ing form
I shouldn't infringe you shouldn't infringe he shouldn't infringe we shouldn't infringe you shouldn't infringe they shouldn't infringe	I shouldn't be infringing you shouldn't be infringing he shouldn't be infringing we shouldn't be infringing you shouldn't be infringing they shouldn't be infringing
Perfect	V-ing perfect
I shouldn't have infringed you shouldn't have infringed he shouldn't have infringed we shouldn't have infringed you shouldn't have infringed they shouldn't have infringed	I shouldn't have been infringing you shouldn't have been infringing he shouldn't have been infringing we shouldn't have been infringing you shouldn't have been infringing they shouldn't have been infringing

Interrogative form

Simple form	V-ing form
should I infringe? should you infringe? should he infringe? should we infringe? should you infringe? should they infringe?	should I be infringing? should you be infringing? should he be infringing? should we be infringing? should you be infringing? should they be infringing?
Perfect	V-ing perfect
should I have infringed? should you have infringed? should he have infringed? should we have infringed? should you have infringed? should they have infringed?	should I have been infringing? should you have been infringing? should he have been infringing? should we have been infringing? should you have been infringing? should they have been infringing?

Interro-negative form

Simple form	V-ing form
shouldn't I infringe? shouldn't you infringe? shouldn't he infringe? shouldn't we infringe? shouldn't you infringe? shouldn't they infringe?	shouldn't I be infringing? shouldn't you be infringing? shouldn't he be infringing? shouldn't we be infringing? shouldn't you be infringing? shouldn't they be infringing?
Perfect	V-ing perfect
shouldn't I have infringed? shouldn't you have infringed? shouldn't he have infringed? shouldn't we have infringed? shouldn't you have infringed? shouldn't they have infringed?	shouldn't I have been infringing? shouldn't you have been infringing? shouldn't he have been infringing? shouldn't we have been infringing? shouldn't you have been infringing? shouldn't they have been infringing?