I can fresh you can fresh he can fresh we can fresh you can fresh they can fresh
V-ing form
I can be freshing you can be freshing he can be freshing we can be freshing you can be freshing they can be freshing
Perfect
I can have freshed you can have freshed he 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 he 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 he 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 he 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 he 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 he 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 he fresh? can we fresh? can you fresh? can they fresh?
V-ing form
can I be freshing? can you be freshing? can he be freshing? can we be freshing? can you be freshing? can they be freshing?
Perfect
can I have freshed? can you have freshed? can he 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 he 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 he 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 he 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 he 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 he have been freshing? can't we have been freshing? can't you have been freshing? can't they have been freshing?