English verb conjugation
CAN PERFUSE

Regular verb: perfuse - perfused - perfused

Affirmation

Simple form	V-ing form
I can perfuse you can perfuse he can perfuse we can perfuse you can perfuse they can perfuse	I can be perfusing you can be perfusing he can be perfusing we can be perfusing you can be perfusing they can be perfusing
Perfect	V-ing perfect
I can have perfused you can have perfused he can have perfused we can have perfused you can have perfused they can have perfused	I can have been perfusing you can have been perfusing he can have been perfusing we can have been perfusing you can have been perfusing they can have been perfusing

Negation

Simple form	V-ing form
I can't perfuse you can't perfuse he can't perfuse we can't perfuse you can't perfuse they can't perfuse	I can't be perfusing you can't be perfusing he can't be perfusing we can't be perfusing you can't be perfusing they can't be perfusing
Perfect	V-ing perfect
I can't have perfused you can't have perfused he can't have perfused we can't have perfused you can't have perfused they can't have perfused	I can't have been perfusing you can't have been perfusing he can't have been perfusing we can't have been perfusing you can't have been perfusing they can't have been perfusing

Interrogative form

Simple form	V-ing form
can I perfuse? can you perfuse? can he perfuse? can we perfuse? can you perfuse? can they perfuse?	can I be perfusing? can you be perfusing? can he be perfusing? can we be perfusing? can you be perfusing? can they be perfusing?
Perfect	V-ing perfect
can I have perfused? can you have perfused? can he have perfused? can we have perfused? can you have perfused? can they have perfused?	can I have been perfusing? can you have been perfusing? can he have been perfusing? can we have been perfusing? can you have been perfusing? can they have been perfusing?

Interro-negative form

Simple form	V-ing form
can't I perfuse? can't you perfuse? can't he perfuse? can't we perfuse? can't you perfuse? can't they perfuse?	can't I be perfusing? can't you be perfusing? can't he be perfusing? can't we be perfusing? can't you be perfusing? can't they be perfusing?
Perfect	V-ing perfect
can't I have perfused? can't you have perfused? can't he have perfused? can't we have perfused? can't you have perfused? can't they have perfused?	can't I have been perfusing? can't you have been perfusing? can't he have been perfusing? can't we have been perfusing? can't you have been perfusing? can't they have been perfusing?