English verb conjugation
CAN HELICOPTER

Regular verb: helicopter - helicoptered - helicoptered

Affirmation

Simple form	V-ing form
I can helicopter you can helicopter he can helicopter we can helicopter you can helicopter they can helicopter	I can be helicoptering you can be helicoptering he can be helicoptering we can be helicoptering you can be helicoptering they can be helicoptering
Perfect	V-ing perfect
I can have helicoptered you can have helicoptered he can have helicoptered we can have helicoptered you can have helicoptered they can have helicoptered	I can have been helicoptering you can have been helicoptering he can have been helicoptering we can have been helicoptering you can have been helicoptering they can have been helicoptering

Negation

Simple form	V-ing form
I cannot helicopter you cannot helicopter he cannot helicopter we cannot helicopter you cannot helicopter they cannot helicopter	I cannot be helicoptering you cannot be helicoptering he cannot be helicoptering we cannot be helicoptering you cannot be helicoptering they cannot be helicoptering
Perfect	V-ing perfect
I cannot have helicoptered you cannot have helicoptered he cannot have helicoptered we cannot have helicoptered you cannot have helicoptered they cannot have helicoptered	I cannot have been helicoptering you cannot have been helicoptering he cannot have been helicoptering we cannot have been helicoptering you cannot have been helicoptering they cannot have been helicoptering

Interrogative form

Simple form	V-ing form
can I helicopter? can you helicopter? can he helicopter? can we helicopter? can you helicopter? can they helicopter?	can I be helicoptering? can you be helicoptering? can he be helicoptering? can we be helicoptering? can you be helicoptering? can they be helicoptering?
Perfect	V-ing perfect
can I have helicoptered? can you have helicoptered? can he have helicoptered? can we have helicoptered? can you have helicoptered? can they have helicoptered?	can I have been helicoptering? can you have been helicoptering? can he have been helicoptering? can we have been helicoptering? can you have been helicoptering? can they have been helicoptering?

Interro-negative form

Simple form	V-ing form
can I not helicopter? can you not helicopter? can he not helicopter? can we not helicopter? can you not helicopter? can they not helicopter?	can I not be helicoptering? can you not be helicoptering? can he not be helicoptering? can we not be helicoptering? can you not be helicoptering? can they not be helicoptering?
Perfect	V-ing perfect
can I not have helicoptered? can you not have helicoptered? can he not have helicoptered? can we not have helicoptered? can you not have helicoptered? can they not have helicoptered?	can I not have been helicoptering? can you not have been helicoptering? can he not have been helicoptering? can we not have been helicoptering? can you not have been helicoptering? can they not have been helicoptering?