I can incise you can incise he can incise we can incise you can incise they can incise
V-ing form
I can be incising you can be incising he can be incising we can be incising you can be incising they can be incising
Perfect
I can have incised you can have incised he can have incised we can have incised you can have incised they can have incised
V-ing perfect
I can have been incising you can have been incising he can have been incising we can have been incising you can have been incising they can have been incising
Negation
Simple form
I can't incise you can't incise he can't incise we can't incise you can't incise they can't incise
V-ing form
I can't be incising you can't be incising he can't be incising we can't be incising you can't be incising they can't be incising
Perfect
I can't have incised you can't have incised he can't have incised we can't have incised you can't have incised they can't have incised
V-ing perfect
I can't have been incising you can't have been incising he can't have been incising we can't have been incising you can't have been incising they can't have been incising
Interrogative form
Simple form
can I incise? can you incise? can he incise? can we incise? can you incise? can they incise?
V-ing form
can I be incising? can you be incising? can he be incising? can we be incising? can you be incising? can they be incising?
Perfect
can I have incised? can you have incised? can he have incised? can we have incised? can you have incised? can they have incised?
V-ing perfect
can I have been incising? can you have been incising? can he have been incising? can we have been incising? can you have been incising? can they have been incising?
Interro-negative form
Simple form
can't I incise? can't you incise? can't he incise? can't we incise? can't you incise? can't they incise?
V-ing form
can't I be incising? can't you be incising? can't he be incising? can't we be incising? can't you be incising? can't they be incising?
Perfect
can't I have incised? can't you have incised? can't he have incised? can't we have incised? can't you have incised? can't they have incised?
V-ing perfect
can't I have been incising? can't you have been incising? can't he have been incising? can't we have been incising? can't you have been incising? can't they have been incising?