can preappoint
Regular verb: preappoint - preappointed- preappointed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can preappoint
you can preappoint
he can preappoint
we can preappoint
you can preappoint
they can preappoint 	I can be preappointing
you can be preappointing
he can be preappointing
we can be preappointing
you can be preappointing
they can be preappointing	I can have preappointed
you can have preappointed
he can have preappointed
we can have preappointed
you can have preappointed
they can have preappointed	I can have been preappointing
you can have been preappointing
he can have been preappointing
we can have been preappointing
you can have been preappointing
they can have been preappointing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't preappoint
you can't preappoint
he can't preappoint
we can't preappoint
you can't preappoint
they can't preappoint 	I can't be preappointing
you can't be preappointing
he can't be preappointing
we can't be preappointing
you can't be preappointing
they can't be preappointing	I can't have preappointed
you can't have preappointed
he can't have preappointed
we can't have preappointed
you can't have preappointed
they can't have preappointed	I can't have been preappointing
you can't have been preappointing
he can't have been preappointing
we can't have been preappointing
you can't have been preappointing
they can't have been preappointing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I preappoint?
can you preappoint?
can he preappoint?
can we preappoint?
can you preappoint?
can they preappoint? 	can I be preappointing?
can you be preappointing?
can he be preappointing?
can we be preappointing?
can you be preappointing?
can they be preappointing? 	can I have preappointed?
can you have preappointed?
can he have preappointed?
can we have preappointed?
can you have preappointed?
can they have preappointed? 	can I have been preappointing?
can you have been preappointing?
can he have been preappointing?
can we have been preappointing?
can you have been preappointing?
can they have been preappointing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I preappoint?
can't you preappoint?
can't he preappoint?
can't we preappoint?
can't you preappoint?
can't they preappoint? 	can't I be preappointing?
can't you be preappointing?
can't he be preappointing?
can't we be preappointing?
can't you be preappointing?
can't they be preappointing? 	can't I have preappointed?
can't you have preappointed?
can't he have preappointed?
can't we have preappointed?
can't you have preappointed?
can't they have preappointed? 	can't I have been preappointing?
can't you have been preappointing?
can't he have been preappointing?
can't we have been preappointing?
can't you have been preappointing?
can't they have been preappointing?