I can flare you can flare he can flare we can flare you can flare they can flare
V-ing form
I can be flaring you can be flaring he can be flaring we can be flaring you can be flaring they can be flaring
Perfect
I can have flared you can have flared he can have flared we can have flared you can have flared they can have flared
V-ing perfect
I can have been flaring you can have been flaring he can have been flaring we can have been flaring you can have been flaring they can have been flaring
Negation
Simple form
I can't flare you can't flare he can't flare we can't flare you can't flare they can't flare
V-ing form
I can't be flaring you can't be flaring he can't be flaring we can't be flaring you can't be flaring they can't be flaring
Perfect
I can't have flared you can't have flared he can't have flared we can't have flared you can't have flared they can't have flared
V-ing perfect
I can't have been flaring you can't have been flaring he can't have been flaring we can't have been flaring you can't have been flaring they can't have been flaring
Interrogative form
Simple form
can I flare? can you flare? can he flare? can we flare? can you flare? can they flare?
V-ing form
can I be flaring? can you be flaring? can he be flaring? can we be flaring? can you be flaring? can they be flaring?
Perfect
can I have flared? can you have flared? can he have flared? can we have flared? can you have flared? can they have flared?
V-ing perfect
can I have been flaring? can you have been flaring? can he have been flaring? can we have been flaring? can you have been flaring? can they have been flaring?
Interro-negative form
Simple form
can't I flare? can't you flare? can't he flare? can't we flare? can't you flare? can't they flare?
V-ing form
can't I be flaring? can't you be flaring? can't he be flaring? can't we be flaring? can't you be flaring? can't they be flaring?
Perfect
can't I have flared? can't you have flared? can't he have flared? can't we have flared? can't you have flared? can't they have flared?
V-ing perfect
can't I have been flaring? can't you have been flaring? can't he have been flaring? can't we have been flaring? can't you have been flaring? can't they have been flaring?