English verb conjugation
SHOULD PROBE

Regular verb: probe - probed - probed

Affirmation

Simple form	V-ing form
I'd probe you'd probe he'd probe we'd probe you'd probe they'd probe	I'd be probing you'd be probing he'd be probing we'd be probing you'd be probing they'd be probing
Perfect	V-ing perfect
I should've probed you should've probed he should've probed we should've probed you should've probed they should've probed	I should've been probing you should've been probing he should've been probing we should've been probing you should've been probing they should've been probing

Negation

Simple form	V-ing form
I shouldn't probe you shouldn't probe he shouldn't probe we shouldn't probe you shouldn't probe they shouldn't probe	I shouldn't be probing you shouldn't be probing he shouldn't be probing we shouldn't be probing you shouldn't be probing they shouldn't be probing
Perfect	V-ing perfect
I shouldn't have probed you shouldn't have probed he shouldn't have probed we shouldn't have probed you shouldn't have probed they shouldn't have probed	I shouldn't have been probing you shouldn't have been probing he shouldn't have been probing we shouldn't have been probing you shouldn't have been probing they shouldn't have been probing

Interrogative form

Simple form	V-ing form
should I probe? should you probe? should he probe? should we probe? should you probe? should they probe?	should I be probing? should you be probing? should he be probing? should we be probing? should you be probing? should they be probing?
Perfect	V-ing perfect
should I have probed? should you have probed? should he have probed? should we have probed? should you have probed? should they have probed?	should I have been probing? should you have been probing? should he have been probing? should we have been probing? should you have been probing? should they have been probing?

Interro-negative form

Simple form	V-ing form
shouldn't I probe? shouldn't you probe? shouldn't he probe? shouldn't we probe? shouldn't you probe? shouldn't they probe?	shouldn't I be probing? shouldn't you be probing? shouldn't he be probing? shouldn't we be probing? shouldn't you be probing? shouldn't they be probing?
Perfect	V-ing perfect
shouldn't I have probed? shouldn't you have probed? shouldn't he have probed? shouldn't we have probed? shouldn't you have probed? shouldn't they have probed?	shouldn't I have been probing? shouldn't you have been probing? shouldn't he have been probing? shouldn't we have been probing? shouldn't you have been probing? shouldn't they have been probing?