I can branch you can branch he can branch we can branch you can branch they can branch
V-ing form
I can be branching you can be branching he can be branching we can be branching you can be branching they can be branching
Perfect
I can have branched you can have branched he can have branched we can have branched you can have branched they can have branched
V-ing perfect
I can have been branching you can have been branching he can have been branching we can have been branching you can have been branching they can have been branching
Negation
Simple form
I can't branch you can't branch he can't branch we can't branch you can't branch they can't branch
V-ing form
I can't be branching you can't be branching he can't be branching we can't be branching you can't be branching they can't be branching
Perfect
I can't have branched you can't have branched he can't have branched we can't have branched you can't have branched they can't have branched
V-ing perfect
I can't have been branching you can't have been branching he can't have been branching we can't have been branching you can't have been branching they can't have been branching
Interrogative form
Simple form
can I branch? can you branch? can he branch? can we branch? can you branch? can they branch?
V-ing form
can I be branching? can you be branching? can he be branching? can we be branching? can you be branching? can they be branching?
Perfect
can I have branched? can you have branched? can he have branched? can we have branched? can you have branched? can they have branched?
V-ing perfect
can I have been branching? can you have been branching? can he have been branching? can we have been branching? can you have been branching? can they have been branching?
Interro-negative form
Simple form
can't I branch? can't you branch? can't he branch? can't we branch? can't you branch? can't they branch?
V-ing form
can't I be branching? can't you be branching? can't he be branching? can't we be branching? can't you be branching? can't they be branching?
Perfect
can't I have branched? can't you have branched? can't he have branched? can't we have branched? can't you have branched? can't they have branched?
V-ing perfect
can't I have been branching? can't you have been branching? can't he have been branching? can't we have been branching? can't you have been branching? can't they have been branching?