English verb conjugation
SHOULD MENSTRUATE

Regular verb: menstruate - menstruated - menstruated

Affirmation

Simple form	V-ing form
I should menstruate you should menstruate he should menstruate we should menstruate you should menstruate they should menstruate	I should be menstruating you should be menstruating he should be menstruating we should be menstruating you should be menstruating they should be menstruating
Perfect	V-ing perfect
I should have menstruated you should have menstruated he should have menstruated we should have menstruated you should have menstruated they should have menstruated	I should have been menstruating you should have been menstruating he should have been menstruating we should have been menstruating you should have been menstruating they should have been menstruating

Negation

Simple form	V-ing form
I should not menstruate you should not menstruate he should not menstruate we should not menstruate you should not menstruate they should not menstruate	I should not be menstruating you should not be menstruating he should not be menstruating we should not be menstruating you should not be menstruating they should not be menstruating
Perfect	V-ing perfect
I should not have menstruated you should not have menstruated he should not have menstruated we should not have menstruated you should not have menstruated they should not have menstruated	I should not have been menstruating you should not have been menstruating he should not have been menstruating we should not have been menstruating you should not have been menstruating they should not have been menstruating

Interrogative form

Simple form	V-ing form
should I menstruate? should you menstruate? should he menstruate? should we menstruate? should you menstruate? should they menstruate?	should I be menstruating? should you be menstruating? should he be menstruating? should we be menstruating? should you be menstruating? should they be menstruating?
Perfect	V-ing perfect
should I have menstruated? should you have menstruated? should he have menstruated? should we have menstruated? should you have menstruated? should they have menstruated?	should I have been menstruating? should you have been menstruating? should he have been menstruating? should we have been menstruating? should you have been menstruating? should they have been menstruating?

Interro-negative form

Simple form	V-ing form
should I not menstruate? should you not menstruate? should he not menstruate? should we not menstruate? should you not menstruate? should they not menstruate?	should I not be menstruating? should you not be menstruating? should he not be menstruating? should we not be menstruating? should you not be menstruating? should they not be menstruating?
Perfect	V-ing perfect
should I not have menstruated? should you not have menstruated? should he not have menstruated? should we not have menstruated? should you not have menstruated? should they not have menstruated?	should I not have been menstruating? should you not have been menstruating? should he not have been menstruating? should we not have been menstruating? should you not have been menstruating? should they not have been menstruating?