English verb conjugation
COULD CRUSADE

Regular verb: crusade - crusaded - crusaded

Affirmation

Simple form	V-ing form
I could crusade you could crusade he could crusade we could crusade you could crusade they could crusade	I could be crusading you could be crusading he could be crusading we could be crusading you could be crusading they could be crusading
Perfect	V-ing perfect
I could have crusaded you could have crusaded he could have crusaded we could have crusaded you could have crusaded they could have crusaded	I could have been crusading you could have been crusading he could have been crusading we could have been crusading you could have been crusading they could have been crusading

Negation

Simple form	V-ing form
I could not crusade you could not crusade he could not crusade we could not crusade you could not crusade they could not crusade	I could not be crusading you could not be crusading he could not be crusading we could not be crusading you could not be crusading they could not be crusading
Perfect	V-ing perfect
I could not have crusaded you could not have crusaded he could not have crusaded we could not have crusaded you could not have crusaded they could not have crusaded	I could not have been crusading you could not have been crusading he could not have been crusading we could not have been crusading you could not have been crusading they could not have been crusading

Interrogative form

Simple form	V-ing form
could I crusade? could you crusade? could he crusade? could we crusade? could you crusade? could they crusade?	could I be crusading? could you be crusading? could he be crusading? could we be crusading? could you be crusading? could they be crusading?
Perfect	V-ing perfect
could I have crusaded? could you have crusaded? could he have crusaded? could we have crusaded? could you have crusaded? could they have crusaded?	could I have been crusading? could you have been crusading? could he have been crusading? could we have been crusading? could you have been crusading? could they have been crusading?

Interro-negative form

Simple form	V-ing form
could I not crusade? could you not crusade? could he not crusade? could we not crusade? could you not crusade? could they not crusade?	could I not be crusading? could you not be crusading? could he not be crusading? could we not be crusading? could you not be crusading? could they not be crusading?
Perfect	V-ing perfect
could I not have crusaded? could you not have crusaded? could he not have crusaded? could we not have crusaded? could you not have crusaded? could they not have crusaded?	could I not have been crusading? could you not have been crusading? could he not have been crusading? could we not have been crusading? could you not have been crusading? could they not have been crusading?