I should sellotape you should sellotape he should sellotape we should sellotape you should sellotape they should sellotape
V-ing form
I should be sellotaping you should be sellotaping he should be sellotaping we should be sellotaping you should be sellotaping they should be sellotaping
Perfect
I should have sellotaped you should have sellotaped he should have sellotaped we should have sellotaped you should have sellotaped they should have sellotaped
V-ing perfect
I should have been sellotaping you should have been sellotaping he should have been sellotaping we should have been sellotaping you should have been sellotaping they should have been sellotaping
Negation
Simple form
I should not sellotape you should not sellotape he should not sellotape we should not sellotape you should not sellotape they should not sellotape
V-ing form
I should not be sellotaping you should not be sellotaping he should not be sellotaping we should not be sellotaping you should not be sellotaping they should not be sellotaping
Perfect
I should not have sellotaped you should not have sellotaped he should not have sellotaped we should not have sellotaped you should not have sellotaped they should not have sellotaped
V-ing perfect
I should not have been sellotaping you should not have been sellotaping he should not have been sellotaping we should not have been sellotaping you should not have been sellotaping they should not have been sellotaping
Interrogative form
Simple form
should I sellotape? should you sellotape? should he sellotape? should we sellotape? should you sellotape? should they sellotape?
V-ing form
should I be sellotaping? should you be sellotaping? should he be sellotaping? should we be sellotaping? should you be sellotaping? should they be sellotaping?
Perfect
should I have sellotaped? should you have sellotaped? should he have sellotaped? should we have sellotaped? should you have sellotaped? should they have sellotaped?
V-ing perfect
should I have been sellotaping? should you have been sellotaping? should he have been sellotaping? should we have been sellotaping? should you have been sellotaping? should they have been sellotaping?
Interro-negative form
Simple form
should I not sellotape? should you not sellotape? should he not sellotape? should we not sellotape? should you not sellotape? should they not sellotape?
V-ing form
should I not be sellotaping? should you not be sellotaping? should he not be sellotaping? should we not be sellotaping? should you not be sellotaping? should they not be sellotaping?
Perfect
should I not have sellotaped? should you not have sellotaped? should he not have sellotaped? should we not have sellotaped? should you not have sellotaped? should they not have sellotaped?
V-ing perfect
should I not have been sellotaping? should you not have been sellotaping? should he not have been sellotaping? should we not have been sellotaping? should you not have been sellotaping? should they not have been sellotaping?