English verb conjugation
CAN APPAL

Regular verb: appal - appaled - appaled

Affirmation

Simple form	V-ing form
I can appal you can appal he can appal we can appal you can appal they can appal	I can be appaling you can be appaling he can be appaling we can be appaling you can be appaling they can be appaling
Perfect	V-ing perfect
I can have appaled you can have appaled he can have appaled we can have appaled you can have appaled they can have appaled	I can have been appaling you can have been appaling he can have been appaling we can have been appaling you can have been appaling they can have been appaling

Negation

Simple form	V-ing form
I can't appal you can't appal he can't appal we can't appal you can't appal they can't appal	I can't be appaling you can't be appaling he can't be appaling we can't be appaling you can't be appaling they can't be appaling
Perfect	V-ing perfect
I can't have appaled you can't have appaled he can't have appaled we can't have appaled you can't have appaled they can't have appaled	I can't have been appaling you can't have been appaling he can't have been appaling we can't have been appaling you can't have been appaling they can't have been appaling

Interrogative form

Simple form	V-ing form
can I appal? can you appal? can he appal? can we appal? can you appal? can they appal?	can I be appaling? can you be appaling? can he be appaling? can we be appaling? can you be appaling? can they be appaling?
Perfect	V-ing perfect
can I have appaled? can you have appaled? can he have appaled? can we have appaled? can you have appaled? can they have appaled?	can I have been appaling? can you have been appaling? can he have been appaling? can we have been appaling? can you have been appaling? can they have been appaling?

Interro-negative form

Simple form	V-ing form
can't I appal? can't you appal? can't he appal? can't we appal? can't you appal? can't they appal?	can't I be appaling? can't you be appaling? can't he be appaling? can't we be appaling? can't you be appaling? can't they be appaling?
Perfect	V-ing perfect
can't I have appaled? can't you have appaled? can't he have appaled? can't we have appaled? can't you have appaled? can't they have appaled?	can't I have been appaling? can't you have been appaling? can't he have been appaling? can't we have been appaling? can't you have been appaling? can't they have been appaling?