I can glare you can glare he can glare we can glare you can glare they can glare
V-ing form
I can be glaring you can be glaring he can be glaring we can be glaring you can be glaring they can be glaring
Perfect
I can have glared you can have glared he can have glared we can have glared you can have glared they can have glared
V-ing perfect
I can have been glaring you can have been glaring he can have been glaring we can have been glaring you can have been glaring they can have been glaring
Negation
Simple form
I cannot glare you cannot glare he cannot glare we cannot glare you cannot glare they cannot glare
V-ing form
I cannot be glaring you cannot be glaring he cannot be glaring we cannot be glaring you cannot be glaring they cannot be glaring
Perfect
I cannot have glared you cannot have glared he cannot have glared we cannot have glared you cannot have glared they cannot have glared
V-ing perfect
I cannot have been glaring you cannot have been glaring he cannot have been glaring we cannot have been glaring you cannot have been glaring they cannot have been glaring
Interrogative form
Simple form
can I glare? can you glare? can he glare? can we glare? can you glare? can they glare?
V-ing form
can I be glaring? can you be glaring? can he be glaring? can we be glaring? can you be glaring? can they be glaring?
Perfect
can I have glared? can you have glared? can he have glared? can we have glared? can you have glared? can they have glared?
V-ing perfect
can I have been glaring? can you have been glaring? can he have been glaring? can we have been glaring? can you have been glaring? can they have been glaring?
Interro-negative form
Simple form
can I not glare? can you not glare? can he not glare? can we not glare? can you not glare? can they not glare?
V-ing form
can I not be glaring? can you not be glaring? can he not be glaring? can we not be glaring? can you not be glaring? can they not be glaring?
Perfect
can I not have glared? can you not have glared? can he not have glared? can we not have glared? can you not have glared? can they not have glared?
V-ing perfect
can I not have been glaring? can you not have been glaring? can he not have been glaring? can we not have been glaring? can you not have been glaring? can they not have been glaring?