English verb conjugation
SHOULD LEASH

Regular verb: leash - leashed - leashed

Affirmation

Simple form	V-ing form
I should leash you should leash he should leash we should leash you should leash they should leash	I should be leashing you should be leashing he should be leashing we should be leashing you should be leashing they should be leashing
Perfect	V-ing perfect
I should have leashed you should have leashed he should have leashed we should have leashed you should have leashed they should have leashed	I should have been leashing you should have been leashing he should have been leashing we should have been leashing you should have been leashing they should have been leashing

Negation

Simple form	V-ing form
I should not leash you should not leash he should not leash we should not leash you should not leash they should not leash	I should not be leashing you should not be leashing he should not be leashing we should not be leashing you should not be leashing they should not be leashing
Perfect	V-ing perfect
I should not have leashed you should not have leashed he should not have leashed we should not have leashed you should not have leashed they should not have leashed	I should not have been leashing you should not have been leashing he should not have been leashing we should not have been leashing you should not have been leashing they should not have been leashing

Interrogative form

Simple form	V-ing form
should I leash? should you leash? should he leash? should we leash? should you leash? should they leash?	should I be leashing? should you be leashing? should he be leashing? should we be leashing? should you be leashing? should they be leashing?
Perfect	V-ing perfect
should I have leashed? should you have leashed? should he have leashed? should we have leashed? should you have leashed? should they have leashed?	should I have been leashing? should you have been leashing? should he have been leashing? should we have been leashing? should you have been leashing? should they have been leashing?

Interro-negative form

Simple form	V-ing form
should I not leash? should you not leash? should he not leash? should we not leash? should you not leash? should they not leash?	should I not be leashing? should you not be leashing? should he not be leashing? should we not be leashing? should you not be leashing? should they not be leashing?
Perfect	V-ing perfect
should I not have leashed? should you not have leashed? should he not have leashed? should we not have leashed? should you not have leashed? should they not have leashed?	should I not have been leashing? should you not have been leashing? should he not have been leashing? should we not have been leashing? should you not have been leashing? should they not have been leashing?