I'd be pencilling you'd be pencilling she'd be pencilling we'd be pencilling you'd be pencilling they'd be pencilling
Perfect
I should've pencilled you should've pencilled she should've pencilled we should've pencilled you should've pencilled they should've pencilled
V-ing perfect
I should've been pencilling you should've been pencilling she should've been pencilling we should've been pencilling you should've been pencilling they should've been pencilling
Negation
Simple form
I shouldn't pencil you shouldn't pencil she shouldn't pencil we shouldn't pencil you shouldn't pencil they shouldn't pencil
V-ing form
I shouldn't be pencilling you shouldn't be pencilling she shouldn't be pencilling we shouldn't be pencilling you shouldn't be pencilling they shouldn't be pencilling
Perfect
I shouldn't have pencilled you shouldn't have pencilled she shouldn't have pencilled we shouldn't have pencilled you shouldn't have pencilled they shouldn't have pencilled
V-ing perfect
I shouldn't have been pencilling you shouldn't have been pencilling she shouldn't have been pencilling we shouldn't have been pencilling you shouldn't have been pencilling they shouldn't have been pencilling
Interrogative form
Simple form
should I pencil? should you pencil? should she pencil? should we pencil? should you pencil? should they pencil?
V-ing form
should I be pencilling? should you be pencilling? should she be pencilling? should we be pencilling? should you be pencilling? should they be pencilling?
Perfect
should I have pencilled? should you have pencilled? should she have pencilled? should we have pencilled? should you have pencilled? should they have pencilled?
V-ing perfect
should I have been pencilling? should you have been pencilling? should she have been pencilling? should we have been pencilling? should you have been pencilling? should they have been pencilling?
Interro-negative form
Simple form
shouldn't I pencil? shouldn't you pencil? shouldn't she pencil? shouldn't we pencil? shouldn't you pencil? shouldn't they pencil?
V-ing form
shouldn't I be pencilling? shouldn't you be pencilling? shouldn't she be pencilling? shouldn't we be pencilling? shouldn't you be pencilling? shouldn't they be pencilling?
Perfect
shouldn't I have pencilled? shouldn't you have pencilled? shouldn't she have pencilled? shouldn't we have pencilled? shouldn't you have pencilled? shouldn't they have pencilled?
V-ing perfect
shouldn't I have been pencilling? shouldn't you have been pencilling? shouldn't she have been pencilling? shouldn't we have been pencilling? shouldn't you have been pencilling? shouldn't they have been pencilling?