English verb conjugation
CAN UNLATCH

Regular verb: unlatch - unlatched - unlatched

Affirmation

Simple form	V-ing form
I can unlatch you can unlatch he can unlatch we can unlatch you can unlatch they can unlatch	I can be unlatching you can be unlatching he can be unlatching we can be unlatching you can be unlatching they can be unlatching
Perfect	V-ing perfect
I can have unlatched you can have unlatched he can have unlatched we can have unlatched you can have unlatched they can have unlatched	I can have been unlatching you can have been unlatching he can have been unlatching we can have been unlatching you can have been unlatching they can have been unlatching

Negation

Simple form	V-ing form
I can't unlatch you can't unlatch he can't unlatch we can't unlatch you can't unlatch they can't unlatch	I can't be unlatching you can't be unlatching he can't be unlatching we can't be unlatching you can't be unlatching they can't be unlatching
Perfect	V-ing perfect
I can't have unlatched you can't have unlatched he can't have unlatched we can't have unlatched you can't have unlatched they can't have unlatched	I can't have been unlatching you can't have been unlatching he can't have been unlatching we can't have been unlatching you can't have been unlatching they can't have been unlatching

Interrogative form

Simple form	V-ing form
can I unlatch? can you unlatch? can he unlatch? can we unlatch? can you unlatch? can they unlatch?	can I be unlatching? can you be unlatching? can he be unlatching? can we be unlatching? can you be unlatching? can they be unlatching?
Perfect	V-ing perfect
can I have unlatched? can you have unlatched? can he have unlatched? can we have unlatched? can you have unlatched? can they have unlatched?	can I have been unlatching? can you have been unlatching? can he have been unlatching? can we have been unlatching? can you have been unlatching? can they have been unlatching?

Interro-negative form

Simple form	V-ing form
can't I unlatch? can't you unlatch? can't he unlatch? can't we unlatch? can't you unlatch? can't they unlatch?	can't I be unlatching? can't you be unlatching? can't he be unlatching? can't we be unlatching? can't you be unlatching? can't they be unlatching?
Perfect	V-ing perfect
can't I have unlatched? can't you have unlatched? can't he have unlatched? can't we have unlatched? can't you have unlatched? can't they have unlatched?	can't I have been unlatching? can't you have been unlatching? can't he have been unlatching? can't we have been unlatching? can't you have been unlatching? can't they have been unlatching?