English verb conjugation
CAN FUSE

Regular verb: fuse - fused - fused

Affirmation

Simple form	V-ing form
I can fuse you can fuse he can fuse we can fuse you can fuse they can fuse	I can be fusing you can be fusing he can be fusing we can be fusing you can be fusing they can be fusing
Perfect	V-ing perfect
I can have fused you can have fused he can have fused we can have fused you can have fused they can have fused	I can have been fusing you can have been fusing he can have been fusing we can have been fusing you can have been fusing they can have been fusing

Negation

Simple form	V-ing form
I can't fuse you can't fuse he can't fuse we can't fuse you can't fuse they can't fuse	I can't be fusing you can't be fusing he can't be fusing we can't be fusing you can't be fusing they can't be fusing
Perfect	V-ing perfect
I can't have fused you can't have fused he can't have fused we can't have fused you can't have fused they can't have fused	I can't have been fusing you can't have been fusing he can't have been fusing we can't have been fusing you can't have been fusing they can't have been fusing

Interrogative form

Simple form	V-ing form
can I fuse? can you fuse? can he fuse? can we fuse? can you fuse? can they fuse?	can I be fusing? can you be fusing? can he be fusing? can we be fusing? can you be fusing? can they be fusing?
Perfect	V-ing perfect
can I have fused? can you have fused? can he have fused? can we have fused? can you have fused? can they have fused?	can I have been fusing? can you have been fusing? can he have been fusing? can we have been fusing? can you have been fusing? can they have been fusing?

Interro-negative form

Simple form	V-ing form
can't I fuse? can't you fuse? can't he fuse? can't we fuse? can't you fuse? can't they fuse?	can't I be fusing? can't you be fusing? can't he be fusing? can't we be fusing? can't you be fusing? can't they be fusing?
Perfect	V-ing perfect
can't I have fused? can't you have fused? can't he have fused? can't we have fused? can't you have fused? can't they have fused?	can't I have been fusing? can't you have been fusing? can't he have been fusing? can't we have been fusing? can't you have been fusing? can't they have been fusing?