English verb conjugation
SHOULD GRASS

Regular verb: grass - grassed - grassed

Affirmation

Simple form	V-ing form
I should grass you should grass he should grass we should grass you should grass they should grass	I should be grassing you should be grassing he should be grassing we should be grassing you should be grassing they should be grassing
Perfect	V-ing perfect
I should have grassed you should have grassed he should have grassed we should have grassed you should have grassed they should have grassed	I should have been grassing you should have been grassing he should have been grassing we should have been grassing you should have been grassing they should have been grassing

Negation

Simple form	V-ing form
I should not grass you should not grass he should not grass we should not grass you should not grass they should not grass	I should not be grassing you should not be grassing he should not be grassing we should not be grassing you should not be grassing they should not be grassing
Perfect	V-ing perfect
I should not have grassed you should not have grassed he should not have grassed we should not have grassed you should not have grassed they should not have grassed	I should not have been grassing you should not have been grassing he should not have been grassing we should not have been grassing you should not have been grassing they should not have been grassing

Interrogative form

Simple form	V-ing form
should I grass? should you grass? should he grass? should we grass? should you grass? should they grass?	should I be grassing? should you be grassing? should he be grassing? should we be grassing? should you be grassing? should they be grassing?
Perfect	V-ing perfect
should I have grassed? should you have grassed? should he have grassed? should we have grassed? should you have grassed? should they have grassed?	should I have been grassing? should you have been grassing? should he have been grassing? should we have been grassing? should you have been grassing? should they have been grassing?

Interro-negative form

Simple form	V-ing form
should I not grass? should you not grass? should he not grass? should we not grass? should you not grass? should they not grass?	should I not be grassing? should you not be grassing? should he not be grassing? should we not be grassing? should you not be grassing? should they not be grassing?
Perfect	V-ing perfect
should I not have grassed? should you not have grassed? should he not have grassed? should we not have grassed? should you not have grassed? should they not have grassed?	should I not have been grassing? should you not have been grassing? should he not have been grassing? should we not have been grassing? should you not have been grassing? should they not have been grassing?