English verb conjugation
SHOULD TELEPHONE

Regular verb: telephone - telephoned - telephoned

Affirmation

Simple form	V-ing form
I'd telephone you'd telephone she'd telephone we'd telephone you'd telephone they'd telephone	I'd be telephoning you'd be telephoning she'd be telephoning we'd be telephoning you'd be telephoning they'd be telephoning
Perfect	V-ing perfect
I should've telephoned you should've telephoned she should've telephoned we should've telephoned you should've telephoned they should've telephoned	I should've been telephoning you should've been telephoning she should've been telephoning we should've been telephoning you should've been telephoning they should've been telephoning

Negation

Simple form	V-ing form
I shouldn't telephone you shouldn't telephone she shouldn't telephone we shouldn't telephone you shouldn't telephone they shouldn't telephone	I shouldn't be telephoning you shouldn't be telephoning she shouldn't be telephoning we shouldn't be telephoning you shouldn't be telephoning they shouldn't be telephoning
Perfect	V-ing perfect
I shouldn't have telephoned you shouldn't have telephoned she shouldn't have telephoned we shouldn't have telephoned you shouldn't have telephoned they shouldn't have telephoned	I shouldn't have been telephoning you shouldn't have been telephoning she shouldn't have been telephoning we shouldn't have been telephoning you shouldn't have been telephoning they shouldn't have been telephoning

Interrogative form

Simple form	V-ing form
should I telephone? should you telephone? should she telephone? should we telephone? should you telephone? should they telephone?	should I be telephoning? should you be telephoning? should she be telephoning? should we be telephoning? should you be telephoning? should they be telephoning?
Perfect	V-ing perfect
should I have telephoned? should you have telephoned? should she have telephoned? should we have telephoned? should you have telephoned? should they have telephoned?	should I have been telephoning? should you have been telephoning? should she have been telephoning? should we have been telephoning? should you have been telephoning? should they have been telephoning?

Interro-negative form

Simple form	V-ing form
shouldn't I telephone? shouldn't you telephone? shouldn't she telephone? shouldn't we telephone? shouldn't you telephone? shouldn't they telephone?	shouldn't I be telephoning? shouldn't you be telephoning? shouldn't she be telephoning? shouldn't we be telephoning? shouldn't you be telephoning? shouldn't they be telephoning?
Perfect	V-ing perfect
shouldn't I have telephoned? shouldn't you have telephoned? shouldn't she have telephoned? shouldn't we have telephoned? shouldn't you have telephoned? shouldn't they have telephoned?	shouldn't I have been telephoning? shouldn't you have been telephoning? shouldn't she have been telephoning? shouldn't we have been telephoning? shouldn't you have been telephoning? shouldn't they have been telephoning?