I can fresh you can fresh she can fresh we can fresh you can fresh they can fresh
V-ing form
I can be freshing you can be freshing she can be freshing we can be freshing you can be freshing they can be freshing
Perfect
I can have freshed you can have freshed she can have freshed we can have freshed you can have freshed they can have freshed
V-ing perfect
I can have been freshing you can have been freshing she can have been freshing we can have been freshing you can have been freshing they can have been freshing
Negation
Simple form
I can't fresh you can't fresh she can't fresh we can't fresh you can't fresh they can't fresh
V-ing form
I can't be freshing you can't be freshing she can't be freshing we can't be freshing you can't be freshing they can't be freshing
Perfect
I can't have freshed you can't have freshed she can't have freshed we can't have freshed you can't have freshed they can't have freshed
V-ing perfect
I can't have been freshing you can't have been freshing she can't have been freshing we can't have been freshing you can't have been freshing they can't have been freshing
Interrogative form
Simple form
can I fresh? can you fresh? can she fresh? can we fresh? can you fresh? can they fresh?
V-ing form
can I be freshing? can you be freshing? can she be freshing? can we be freshing? can you be freshing? can they be freshing?
Perfect
can I have freshed? can you have freshed? can she have freshed? can we have freshed? can you have freshed? can they have freshed?
V-ing perfect
can I have been freshing? can you have been freshing? can she have been freshing? can we have been freshing? can you have been freshing? can they have been freshing?
Interro-negative form
Simple form
can't I fresh? can't you fresh? can't she fresh? can't we fresh? can't you fresh? can't they fresh?
V-ing form
can't I be freshing? can't you be freshing? can't she be freshing? can't we be freshing? can't you be freshing? can't they be freshing?
Perfect
can't I have freshed? can't you have freshed? can't she have freshed? can't we have freshed? can't you have freshed? can't they have freshed?
V-ing perfect
can't I have been freshing? can't you have been freshing? can't she have been freshing? can't we have been freshing? can't you have been freshing? can't they have been freshing?