English verb conjugation
SHOULD CRUST

Regular verb: crust - crusted - crusted

Affirmation

Simple form	V-ing form
I should crust you should crust he should crust we should crust you should crust they should crust	I should be crusting you should be crusting he should be crusting we should be crusting you should be crusting they should be crusting
Perfect	V-ing perfect
I should have crusted you should have crusted he should have crusted we should have crusted you should have crusted they should have crusted	I should have been crusting you should have been crusting he should have been crusting we should have been crusting you should have been crusting they should have been crusting

Negation

Simple form	V-ing form
I should not crust you should not crust he should not crust we should not crust you should not crust they should not crust	I should not be crusting you should not be crusting he should not be crusting we should not be crusting you should not be crusting they should not be crusting
Perfect	V-ing perfect
I should not have crusted you should not have crusted he should not have crusted we should not have crusted you should not have crusted they should not have crusted	I should not have been crusting you should not have been crusting he should not have been crusting we should not have been crusting you should not have been crusting they should not have been crusting

Interrogative form

Simple form	V-ing form
should I crust? should you crust? should he crust? should we crust? should you crust? should they crust?	should I be crusting? should you be crusting? should he be crusting? should we be crusting? should you be crusting? should they be crusting?
Perfect	V-ing perfect
should I have crusted? should you have crusted? should he have crusted? should we have crusted? should you have crusted? should they have crusted?	should I have been crusting? should you have been crusting? should he have been crusting? should we have been crusting? should you have been crusting? should they have been crusting?

Interro-negative form

Simple form	V-ing form
should I not crust? should you not crust? should he not crust? should we not crust? should you not crust? should they not crust?	should I not be crusting? should you not be crusting? should he not be crusting? should we not be crusting? should you not be crusting? should they not be crusting?
Perfect	V-ing perfect
should I not have crusted? should you not have crusted? should he not have crusted? should we not have crusted? should you not have crusted? should they not have crusted?	should I not have been crusting? should you not have been crusting? should he not have been crusting? should we not have been crusting? should you not have been crusting? should they not have been crusting?