English verb conjugation
CAN REJECT

Regular verb: reject - rejected - rejected

Affirmation

Simple form	V-ing form
I can reject you can reject he can reject we can reject you can reject they can reject	I can be rejecting you can be rejecting he can be rejecting we can be rejecting you can be rejecting they can be rejecting
Perfect	V-ing perfect
I can have rejected you can have rejected he can have rejected we can have rejected you can have rejected they can have rejected	I can have been rejecting you can have been rejecting he can have been rejecting we can have been rejecting you can have been rejecting they can have been rejecting

Negation

Simple form	V-ing form
I cannot reject you cannot reject he cannot reject we cannot reject you cannot reject they cannot reject	I cannot be rejecting you cannot be rejecting he cannot be rejecting we cannot be rejecting you cannot be rejecting they cannot be rejecting
Perfect	V-ing perfect
I cannot have rejected you cannot have rejected he cannot have rejected we cannot have rejected you cannot have rejected they cannot have rejected	I cannot have been rejecting you cannot have been rejecting he cannot have been rejecting we cannot have been rejecting you cannot have been rejecting they cannot have been rejecting

Interrogative form

Simple form	V-ing form
can I reject? can you reject? can he reject? can we reject? can you reject? can they reject?	can I be rejecting? can you be rejecting? can he be rejecting? can we be rejecting? can you be rejecting? can they be rejecting?
Perfect	V-ing perfect
can I have rejected? can you have rejected? can he have rejected? can we have rejected? can you have rejected? can they have rejected?	can I have been rejecting? can you have been rejecting? can he have been rejecting? can we have been rejecting? can you have been rejecting? can they have been rejecting?

Interro-negative form

Simple form	V-ing form
can I not reject? can you not reject? can he not reject? can we not reject? can you not reject? can they not reject?	can I not be rejecting? can you not be rejecting? can he not be rejecting? can we not be rejecting? can you not be rejecting? can they not be rejecting?
Perfect	V-ing perfect
can I not have rejected? can you not have rejected? can he not have rejected? can we not have rejected? can you not have rejected? can they not have rejected?	can I not have been rejecting? can you not have been rejecting? can he not have been rejecting? can we not have been rejecting? can you not have been rejecting? can they not have been rejecting?