I can preschedule you can preschedule he can preschedule we can preschedule you can preschedule they can preschedule
V-ing form
I can be prescheduling you can be prescheduling he can be prescheduling we can be prescheduling you can be prescheduling they can be prescheduling
Perfect
I can have prescheduled you can have prescheduled he can have prescheduled we can have prescheduled you can have prescheduled they can have prescheduled
V-ing perfect
I can have been prescheduling you can have been prescheduling he can have been prescheduling we can have been prescheduling you can have been prescheduling they can have been prescheduling
Negation
Simple form
I can't preschedule you can't preschedule he can't preschedule we can't preschedule you can't preschedule they can't preschedule
V-ing form
I can't be prescheduling you can't be prescheduling he can't be prescheduling we can't be prescheduling you can't be prescheduling they can't be prescheduling
Perfect
I can't have prescheduled you can't have prescheduled he can't have prescheduled we can't have prescheduled you can't have prescheduled they can't have prescheduled
V-ing perfect
I can't have been prescheduling you can't have been prescheduling he can't have been prescheduling we can't have been prescheduling you can't have been prescheduling they can't have been prescheduling
Interrogative form
Simple form
can I preschedule? can you preschedule? can he preschedule? can we preschedule? can you preschedule? can they preschedule?
V-ing form
can I be prescheduling? can you be prescheduling? can he be prescheduling? can we be prescheduling? can you be prescheduling? can they be prescheduling?
Perfect
can I have prescheduled? can you have prescheduled? can he have prescheduled? can we have prescheduled? can you have prescheduled? can they have prescheduled?
V-ing perfect
can I have been prescheduling? can you have been prescheduling? can he have been prescheduling? can we have been prescheduling? can you have been prescheduling? can they have been prescheduling?
Interro-negative form
Simple form
can't I preschedule? can't you preschedule? can't he preschedule? can't we preschedule? can't you preschedule? can't they preschedule?
V-ing form
can't I be prescheduling? can't you be prescheduling? can't he be prescheduling? can't we be prescheduling? can't you be prescheduling? can't they be prescheduling?
Perfect
can't I have prescheduled? can't you have prescheduled? can't he have prescheduled? can't we have prescheduled? can't you have prescheduled? can't they have prescheduled?
V-ing perfect
can't I have been prescheduling? can't you have been prescheduling? can't he have been prescheduling? can't we have been prescheduling? can't you have been prescheduling? can't they have been prescheduling?