should describe
Regular verb: describe - described- described

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd describe
you'd describe
he'd describe
we'd describe
you'd describe
they'd describe 	I'd be describing
you'd be describing
he'd be describing
we'd be describing
you'd be describing
they'd be describing	I should've described
you should've described
he should've described
we should've described
you should've described
they should've described	I should've been describing
you should've been describing
he should've been describing
we should've been describing
you should've been describing
they should've been describing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't describe
you shouldn't describe
he shouldn't describe
we shouldn't describe
you shouldn't describe
they shouldn't describe 	I shouldn't be describing
you shouldn't be describing
he shouldn't be describing
we shouldn't be describing
you shouldn't be describing
they shouldn't be describing	I shouldn't have described
you shouldn't have described
he shouldn't have described
we shouldn't have described
you shouldn't have described
they shouldn't have described	I shouldn't have been describing
you shouldn't have been describing
he shouldn't have been describing
we shouldn't have been describing
you shouldn't have been describing
they shouldn't have been describing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I describe?
should you describe?
should he describe?
should we describe?
should you describe?
should they describe? 	should I be describing?
should you be describing?
should he be describing?
should we be describing?
should you be describing?
should they be describing? 	should I have described?
should you have described?
should he have described?
should we have described?
should you have described?
should they have described? 	should I have been describing?
should you have been describing?
should he have been describing?
should we have been describing?
should you have been describing?
should they have been describing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I describe?
shouldn't you describe?
shouldn't he describe?
shouldn't we describe?
shouldn't you describe?
shouldn't they describe? 	shouldn't I be describing?
shouldn't you be describing?
shouldn't he be describing?
shouldn't we be describing?
shouldn't you be describing?
shouldn't they be describing? 	shouldn't I have described?
shouldn't you have described?
shouldn't he have described?
shouldn't we have described?
shouldn't you have described?
shouldn't they have described? 	shouldn't I have been describing?
shouldn't you have been describing?
shouldn't he have been describing?
shouldn't we have been describing?
shouldn't you have been describing?
shouldn't they have been describing?