should oppose
Regular verb: oppose - opposed- opposed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd oppose
you'd oppose
he'd oppose
we'd oppose
you'd oppose
they'd oppose 	I'd be opposing
you'd be opposing
he'd be opposing
we'd be opposing
you'd be opposing
they'd be opposing	I should've opposed
you should've opposed
he should've opposed
we should've opposed
you should've opposed
they should've opposed	I should've been opposing
you should've been opposing
he should've been opposing
we should've been opposing
you should've been opposing
they should've been opposing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't oppose
you shouldn't oppose
he shouldn't oppose
we shouldn't oppose
you shouldn't oppose
they shouldn't oppose 	I shouldn't be opposing
you shouldn't be opposing
he shouldn't be opposing
we shouldn't be opposing
you shouldn't be opposing
they shouldn't be opposing	I shouldn't have opposed
you shouldn't have opposed
he shouldn't have opposed
we shouldn't have opposed
you shouldn't have opposed
they shouldn't have opposed	I shouldn't have been opposing
you shouldn't have been opposing
he shouldn't have been opposing
we shouldn't have been opposing
you shouldn't have been opposing
they shouldn't have been opposing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I oppose?
should you oppose?
should he oppose?
should we oppose?
should you oppose?
should they oppose? 	should I be opposing?
should you be opposing?
should he be opposing?
should we be opposing?
should you be opposing?
should they be opposing? 	should I have opposed?
should you have opposed?
should he have opposed?
should we have opposed?
should you have opposed?
should they have opposed? 	should I have been opposing?
should you have been opposing?
should he have been opposing?
should we have been opposing?
should you have been opposing?
should they have been opposing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I oppose?
shouldn't you oppose?
shouldn't he oppose?
shouldn't we oppose?
shouldn't you oppose?
shouldn't they oppose? 	shouldn't I be opposing?
shouldn't you be opposing?
shouldn't he be opposing?
shouldn't we be opposing?
shouldn't you be opposing?
shouldn't they be opposing? 	shouldn't I have opposed?
shouldn't you have opposed?
shouldn't he have opposed?
shouldn't we have opposed?
shouldn't you have opposed?
shouldn't they have opposed? 	shouldn't I have been opposing?
shouldn't you have been opposing?
shouldn't he have been opposing?
shouldn't we have been opposing?
shouldn't you have been opposing?
shouldn't they have been opposing?