English verb conjugation
COULD EXCITE

Regular verb: excite - excited - excited

Affirmation

Simple form	V-ing form
I could excite you could excite she could excite we could excite you could excite they could excite	I could be exciting you could be exciting she could be exciting we could be exciting you could be exciting they could be exciting
Perfect	V-ing perfect
I could have excited you could have excited she could have excited we could have excited you could have excited they could have excited	I could have been exciting you could have been exciting she could have been exciting we could have been exciting you could have been exciting they could have been exciting

Negation

Simple form	V-ing form
I could not excite you could not excite she could not excite we could not excite you could not excite they could not excite	I could not be exciting you could not be exciting she could not be exciting we could not be exciting you could not be exciting they could not be exciting
Perfect	V-ing perfect
I could not have excited you could not have excited she could not have excited we could not have excited you could not have excited they could not have excited	I could not have been exciting you could not have been exciting she could not have been exciting we could not have been exciting you could not have been exciting they could not have been exciting

Interrogative form

Simple form	V-ing form
could I excite? could you excite? could she excite? could we excite? could you excite? could they excite?	could I be exciting? could you be exciting? could she be exciting? could we be exciting? could you be exciting? could they be exciting?
Perfect	V-ing perfect
could I have excited? could you have excited? could she have excited? could we have excited? could you have excited? could they have excited?	could I have been exciting? could you have been exciting? could she have been exciting? could we have been exciting? could you have been exciting? could they have been exciting?

Interro-negative form

Simple form	V-ing form
could I not excite? could you not excite? could she not excite? could we not excite? could you not excite? could they not excite?	could I not be exciting? could you not be exciting? could she not be exciting? could we not be exciting? could you not be exciting? could they not be exciting?
Perfect	V-ing perfect
could I not have excited? could you not have excited? could she not have excited? could we not have excited? could you not have excited? could they not have excited?	could I not have been exciting? could you not have been exciting? could she not have been exciting? could we not have been exciting? could you not have been exciting? could they not have been exciting?