English verb conjugation
SHOULD COUNTERMARCH

Regular verb: countermarch - countermarched - countermarched

Affirmation

Simple form	V-ing form
I should countermarch you should countermarch she should countermarch we should countermarch you should countermarch they should countermarch	I should be countermarching you should be countermarching she should be countermarching we should be countermarching you should be countermarching they should be countermarching
Perfect	V-ing perfect
I should have countermarched you should have countermarched she should have countermarched we should have countermarched you should have countermarched they should have countermarched	I should have been countermarching you should have been countermarching she should have been countermarching we should have been countermarching you should have been countermarching they should have been countermarching

Negation

Simple form	V-ing form
I should not countermarch you should not countermarch she should not countermarch we should not countermarch you should not countermarch they should not countermarch	I should not be countermarching you should not be countermarching she should not be countermarching we should not be countermarching you should not be countermarching they should not be countermarching
Perfect	V-ing perfect
I should not have countermarched you should not have countermarched she should not have countermarched we should not have countermarched you should not have countermarched they should not have countermarched	I should not have been countermarching you should not have been countermarching she should not have been countermarching we should not have been countermarching you should not have been countermarching they should not have been countermarching

Interrogative form

Simple form	V-ing form
should I countermarch? should you countermarch? should she countermarch? should we countermarch? should you countermarch? should they countermarch?	should I be countermarching? should you be countermarching? should she be countermarching? should we be countermarching? should you be countermarching? should they be countermarching?
Perfect	V-ing perfect
should I have countermarched? should you have countermarched? should she have countermarched? should we have countermarched? should you have countermarched? should they have countermarched?	should I have been countermarching? should you have been countermarching? should she have been countermarching? should we have been countermarching? should you have been countermarching? should they have been countermarching?

Interro-negative form

Simple form	V-ing form
should I not countermarch? should you not countermarch? should she not countermarch? should we not countermarch? should you not countermarch? should they not countermarch?	should I not be countermarching? should you not be countermarching? should she not be countermarching? should we not be countermarching? should you not be countermarching? should they not be countermarching?
Perfect	V-ing perfect
should I not have countermarched? should you not have countermarched? should she not have countermarched? should we not have countermarched? should you not have countermarched? should they not have countermarched?	should I not have been countermarching? should you not have been countermarching? should she not have been countermarching? should we not have been countermarching? should you not have been countermarching? should they not have been countermarching?