English verb conjugation
CAN HIKE

Regular verb: hike - hiked - hiked

Affirmation

Simple form	V-ing form
I can hike you can hike he can hike we can hike you can hike they can hike	I can be hiking you can be hiking he can be hiking we can be hiking you can be hiking they can be hiking
Perfect	V-ing perfect
I can have hiked you can have hiked he can have hiked we can have hiked you can have hiked they can have hiked	I can have been hiking you can have been hiking he can have been hiking we can have been hiking you can have been hiking they can have been hiking

Negation

Simple form	V-ing form
I cannot hike you cannot hike he cannot hike we cannot hike you cannot hike they cannot hike	I cannot be hiking you cannot be hiking he cannot be hiking we cannot be hiking you cannot be hiking they cannot be hiking
Perfect	V-ing perfect
I cannot have hiked you cannot have hiked he cannot have hiked we cannot have hiked you cannot have hiked they cannot have hiked	I cannot have been hiking you cannot have been hiking he cannot have been hiking we cannot have been hiking you cannot have been hiking they cannot have been hiking

Interrogative form

Simple form	V-ing form
can I hike? can you hike? can he hike? can we hike? can you hike? can they hike?	can I be hiking? can you be hiking? can he be hiking? can we be hiking? can you be hiking? can they be hiking?
Perfect	V-ing perfect
can I have hiked? can you have hiked? can he have hiked? can we have hiked? can you have hiked? can they have hiked?	can I have been hiking? can you have been hiking? can he have been hiking? can we have been hiking? can you have been hiking? can they have been hiking?

Interro-negative form

Simple form	V-ing form
can I not hike? can you not hike? can he not hike? can we not hike? can you not hike? can they not hike?	can I not be hiking? can you not be hiking? can he not be hiking? can we not be hiking? can you not be hiking? can they not be hiking?
Perfect	V-ing perfect
can I not have hiked? can you not have hiked? can he not have hiked? can we not have hiked? can you not have hiked? can they not have hiked?	can I not have been hiking? can you not have been hiking? can he not have been hiking? can we not have been hiking? can you not have been hiking? can they not have been hiking?