English verb conjugation
CAN ELAPSE

Regular verb: elapse - elapsed - elapsed

Affirmation

Simple form	V-ing form
I can elapse you can elapse he can elapse we can elapse you can elapse they can elapse	I can be elapsing you can be elapsing he can be elapsing we can be elapsing you can be elapsing they can be elapsing
Perfect	V-ing perfect
I can have elapsed you can have elapsed he can have elapsed we can have elapsed you can have elapsed they can have elapsed	I can have been elapsing you can have been elapsing he can have been elapsing we can have been elapsing you can have been elapsing they can have been elapsing

Negation

Simple form	V-ing form
I cannot elapse you cannot elapse he cannot elapse we cannot elapse you cannot elapse they cannot elapse	I cannot be elapsing you cannot be elapsing he cannot be elapsing we cannot be elapsing you cannot be elapsing they cannot be elapsing
Perfect	V-ing perfect
I cannot have elapsed you cannot have elapsed he cannot have elapsed we cannot have elapsed you cannot have elapsed they cannot have elapsed	I cannot have been elapsing you cannot have been elapsing he cannot have been elapsing we cannot have been elapsing you cannot have been elapsing they cannot have been elapsing

Interrogative form

Simple form	V-ing form
can I elapse? can you elapse? can he elapse? can we elapse? can you elapse? can they elapse?	can I be elapsing? can you be elapsing? can he be elapsing? can we be elapsing? can you be elapsing? can they be elapsing?
Perfect	V-ing perfect
can I have elapsed? can you have elapsed? can he have elapsed? can we have elapsed? can you have elapsed? can they have elapsed?	can I have been elapsing? can you have been elapsing? can he have been elapsing? can we have been elapsing? can you have been elapsing? can they have been elapsing?

Interro-negative form

Simple form	V-ing form
can I not elapse? can you not elapse? can he not elapse? can we not elapse? can you not elapse? can they not elapse?	can I not be elapsing? can you not be elapsing? can he not be elapsing? can we not be elapsing? can you not be elapsing? can they not be elapsing?
Perfect	V-ing perfect
can I not have elapsed? can you not have elapsed? can he not have elapsed? can we not have elapsed? can you not have elapsed? can they not have elapsed?	can I not have been elapsing? can you not have been elapsing? can he not have been elapsing? can we not have been elapsing? can you not have been elapsing? can they not have been elapsing?