I can prelude you can prelude he can prelude we can prelude you can prelude they can prelude
V-ing form
I can be preluding you can be preluding he can be preluding we can be preluding you can be preluding they can be preluding
Perfect
I can have preluded you can have preluded he can have preluded we can have preluded you can have preluded they can have preluded
V-ing perfect
I can have been preluding you can have been preluding he can have been preluding we can have been preluding you can have been preluding they can have been preluding
Negation
Simple form
I can't prelude you can't prelude he can't prelude we can't prelude you can't prelude they can't prelude
V-ing form
I can't be preluding you can't be preluding he can't be preluding we can't be preluding you can't be preluding they can't be preluding
Perfect
I can't have preluded you can't have preluded he can't have preluded we can't have preluded you can't have preluded they can't have preluded
V-ing perfect
I can't have been preluding you can't have been preluding he can't have been preluding we can't have been preluding you can't have been preluding they can't have been preluding
Interrogative form
Simple form
can I prelude? can you prelude? can he prelude? can we prelude? can you prelude? can they prelude?
V-ing form
can I be preluding? can you be preluding? can he be preluding? can we be preluding? can you be preluding? can they be preluding?
Perfect
can I have preluded? can you have preluded? can he have preluded? can we have preluded? can you have preluded? can they have preluded?
V-ing perfect
can I have been preluding? can you have been preluding? can he have been preluding? can we have been preluding? can you have been preluding? can they have been preluding?
Interro-negative form
Simple form
can't I prelude? can't you prelude? can't he prelude? can't we prelude? can't you prelude? can't they prelude?
V-ing form
can't I be preluding? can't you be preluding? can't he be preluding? can't we be preluding? can't you be preluding? can't they be preluding?
Perfect
can't I have preluded? can't you have preluded? can't he have preluded? can't we have preluded? can't you have preluded? can't they have preluded?
V-ing perfect
can't I have been preluding? can't you have been preluding? can't he have been preluding? can't we have been preluding? can't you have been preluding? can't they have been preluding?