English verb conjugation
CAN CHASE

Regular verb: chase - chased - chased

Affirmation

Simple form	V-ing form
I can chase you can chase she can chase we can chase you can chase they can chase	I can be chasing you can be chasing she can be chasing we can be chasing you can be chasing they can be chasing
Perfect	V-ing perfect
I can have chased you can have chased she can have chased we can have chased you can have chased they can have chased	I can have been chasing you can have been chasing she can have been chasing we can have been chasing you can have been chasing they can have been chasing

Negation

Simple form	V-ing form
I can't chase you can't chase she can't chase we can't chase you can't chase they can't chase	I can't be chasing you can't be chasing she can't be chasing we can't be chasing you can't be chasing they can't be chasing
Perfect	V-ing perfect
I can't have chased you can't have chased she can't have chased we can't have chased you can't have chased they can't have chased	I can't have been chasing you can't have been chasing she can't have been chasing we can't have been chasing you can't have been chasing they can't have been chasing

Interrogative form

Simple form	V-ing form
can I chase? can you chase? can she chase? can we chase? can you chase? can they chase?	can I be chasing? can you be chasing? can she be chasing? can we be chasing? can you be chasing? can they be chasing?
Perfect	V-ing perfect
can I have chased? can you have chased? can she have chased? can we have chased? can you have chased? can they have chased?	can I have been chasing? can you have been chasing? can she have been chasing? can we have been chasing? can you have been chasing? can they have been chasing?

Interro-negative form

Simple form	V-ing form
can't I chase? can't you chase? can't she chase? can't we chase? can't you chase? can't they chase?	can't I be chasing? can't you be chasing? can't she be chasing? can't we be chasing? can't you be chasing? can't they be chasing?
Perfect	V-ing perfect
can't I have chased? can't you have chased? can't she have chased? can't we have chased? can't you have chased? can't they have chased?	can't I have been chasing? can't you have been chasing? can't she have been chasing? can't we have been chasing? can't you have been chasing? can't they have been chasing?