English verb conjugation
COULD STRIKE

Irregular verb: strike - struck - struck, stricken

Affirmation

Simple form	V-ing form
I could strike you could strike he could strike we could strike you could strike they could strike	I could be striking you could be striking he could be striking we could be striking you could be striking they could be striking
Perfect	V-ing perfect
I could have struck, stricken you could have struck, stricken he could have struck, stricken we could have struck, stricken you could have struck, stricken they could have struck, stricken	I could have been striking you could have been striking he could have been striking we could have been striking you could have been striking they could have been striking

Negation

Simple form	V-ing form
I could not strike you could not strike he could not strike we could not strike you could not strike they could not strike	I could not be striking you could not be striking he could not be striking we could not be striking you could not be striking they could not be striking
Perfect	V-ing perfect
I could not have struck, stricken you could not have struck, stricken he could not have struck, stricken we could not have struck, stricken you could not have struck, stricken they could not have struck, stricken	I could not have been striking you could not have been striking he could not have been striking we could not have been striking you could not have been striking they could not have been striking

Interrogative form

Simple form	V-ing form
could I strike? could you strike? could he strike? could we strike? could you strike? could they strike?	could I be striking? could you be striking? could he be striking? could we be striking? could you be striking? could they be striking?
Perfect	V-ing perfect
could I have struck, stricken? could you have struck, stricken? could he have struck, stricken? could we have struck, stricken? could you have struck, stricken? could they have struck, stricken?	could I have been striking? could you have been striking? could he have been striking? could we have been striking? could you have been striking? could they have been striking?

Interro-negative form

Simple form	V-ing form
could I not strike? could you not strike? could he not strike? could we not strike? could you not strike? could they not strike?	could I not be striking? could you not be striking? could he not be striking? could we not be striking? could you not be striking? could they not be striking?
Perfect	V-ing perfect
could I not have struck, stricken? could you not have struck, stricken? could he not have struck, stricken? could we not have struck, stricken? could you not have struck, stricken? could they not have struck, stricken?	could I not have been striking? could you not have been striking? could he not have been striking? could we not have been striking? could you not have been striking? could they not have been striking?