English verb conjugation
CAN HOP

Regular verb: hop - hopped - hopped

Affirmation

Simple form	V-ing form
I can hop you can hop he can hop we can hop you can hop they can hop	I can be hopping you can be hopping he can be hopping we can be hopping you can be hopping they can be hopping
Perfect	V-ing perfect
I can have hopped you can have hopped he can have hopped we can have hopped you can have hopped they can have hopped	I can have been hopping you can have been hopping he can have been hopping we can have been hopping you can have been hopping they can have been hopping

Negation

Simple form	V-ing form
I can't hop you can't hop he can't hop we can't hop you can't hop they can't hop	I can't be hopping you can't be hopping he can't be hopping we can't be hopping you can't be hopping they can't be hopping
Perfect	V-ing perfect
I can't have hopped you can't have hopped he can't have hopped we can't have hopped you can't have hopped they can't have hopped	I can't have been hopping you can't have been hopping he can't have been hopping we can't have been hopping you can't have been hopping they can't have been hopping

Interrogative form

Simple form	V-ing form
can I hop? can you hop? can he hop? can we hop? can you hop? can they hop?	can I be hopping? can you be hopping? can he be hopping? can we be hopping? can you be hopping? can they be hopping?
Perfect	V-ing perfect
can I have hopped? can you have hopped? can he have hopped? can we have hopped? can you have hopped? can they have hopped?	can I have been hopping? can you have been hopping? can he have been hopping? can we have been hopping? can you have been hopping? can they have been hopping?

Interro-negative form

Simple form	V-ing form
can't I hop? can't you hop? can't he hop? can't we hop? can't you hop? can't they hop?	can't I be hopping? can't you be hopping? can't he be hopping? can't we be hopping? can't you be hopping? can't they be hopping?
Perfect	V-ing perfect
can't I have hopped? can't you have hopped? can't he have hopped? can't we have hopped? can't you have hopped? can't they have hopped?	can't I have been hopping? can't you have been hopping? can't he have been hopping? can't we have been hopping? can't you have been hopping? can't they have been hopping?