English verb conjugation
CAN BREVET

Regular verb: brevet - breveted - breveted

Affirmation

Simple form	V-ing form
I can brevet you can brevet he can brevet we can brevet you can brevet they can brevet	I can be breveting you can be breveting he can be breveting we can be breveting you can be breveting they can be breveting
Perfect	V-ing perfect
I can have breveted you can have breveted he can have breveted we can have breveted you can have breveted they can have breveted	I can have been breveting you can have been breveting he can have been breveting we can have been breveting you can have been breveting they can have been breveting

Negation

Simple form	V-ing form
I can't brevet you can't brevet he can't brevet we can't brevet you can't brevet they can't brevet	I can't be breveting you can't be breveting he can't be breveting we can't be breveting you can't be breveting they can't be breveting
Perfect	V-ing perfect
I can't have breveted you can't have breveted he can't have breveted we can't have breveted you can't have breveted they can't have breveted	I can't have been breveting you can't have been breveting he can't have been breveting we can't have been breveting you can't have been breveting they can't have been breveting

Interrogative form

Simple form	V-ing form
can I brevet? can you brevet? can he brevet? can we brevet? can you brevet? can they brevet?	can I be breveting? can you be breveting? can he be breveting? can we be breveting? can you be breveting? can they be breveting?
Perfect	V-ing perfect
can I have breveted? can you have breveted? can he have breveted? can we have breveted? can you have breveted? can they have breveted?	can I have been breveting? can you have been breveting? can he have been breveting? can we have been breveting? can you have been breveting? can they have been breveting?

Interro-negative form

Simple form	V-ing form
can't I brevet? can't you brevet? can't he brevet? can't we brevet? can't you brevet? can't they brevet?	can't I be breveting? can't you be breveting? can't he be breveting? can't we be breveting? can't you be breveting? can't they be breveting?
Perfect	V-ing perfect
can't I have breveted? can't you have breveted? can't he have breveted? can't we have breveted? can't you have breveted? can't they have breveted?	can't I have been breveting? can't you have been breveting? can't he have been breveting? can't we have been breveting? can't you have been breveting? can't they have been breveting?