male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD PLOP
Regular verb: plop - plopped - plopped
Affirmation
Simple form
I could plopyou could plop
she could plop
we could plop
you could plop
they could plop
V-ing form
I could be ploppingyou could be plopping
she could be plopping
we could be plopping
you could be plopping
they could be plopping
Perfect
I could have ploppedyou could have plopped
she could have plopped
we could have plopped
you could have plopped
they could have plopped
V-ing perfect
I could have been ploppingyou could have been plopping
she could have been plopping
we could have been plopping
you could have been plopping
they could have been plopping
Negation
Simple form
I could not plopyou could not plop
she could not plop
we could not plop
you could not plop
they could not plop
V-ing form
I could not be ploppingyou could not be plopping
she could not be plopping
we could not be plopping
you could not be plopping
they could not be plopping
Perfect
I could not have ploppedyou could not have plopped
she could not have plopped
we could not have plopped
you could not have plopped
they could not have plopped
V-ing perfect
I could not have been ploppingyou could not have been plopping
she could not have been plopping
we could not have been plopping
you could not have been plopping
they could not have been plopping
Interrogative form
Simple form
could I plop?could you plop?
could she plop?
could we plop?
could you plop?
could they plop?
V-ing form
could I be plopping?could you be plopping?
could she be plopping?
could we be plopping?
could you be plopping?
could they be plopping?
Perfect
could I have plopped?could you have plopped?
could she have plopped?
could we have plopped?
could you have plopped?
could they have plopped?
V-ing perfect
could I have been plopping?could you have been plopping?
could she have been plopping?
could we have been plopping?
could you have been plopping?
could they have been plopping?
Interro-negative form
Simple form
could I not plop?could you not plop?
could she not plop?
could we not plop?
could you not plop?
could they not plop?
V-ing form
could I not be plopping?could you not be plopping?
could she not be plopping?
could we not be plopping?
could you not be plopping?
could they not be plopping?
Perfect
could I not have plopped?could you not have plopped?
could she not have plopped?
could we not have plopped?
could you not have plopped?
could they not have plopped?
V-ing perfect
could I not have been plopping?could you not have been plopping?
could she not have been plopping?
could we not have been plopping?
could you not have been plopping?
could they not have been plopping?