English verb conjugation
CAN DESULFERISE

Regular verb: desulferise - desulferised - desulferised

Affirmation

Simple form	V-ing form
I can desulferise you can desulferise he can desulferise we can desulferise you can desulferise they can desulferise	I can be desulferising you can be desulferising he can be desulferising we can be desulferising you can be desulferising they can be desulferising
Perfect	V-ing perfect
I can have desulferised you can have desulferised he can have desulferised we can have desulferised you can have desulferised they can have desulferised	I can have been desulferising you can have been desulferising he can have been desulferising we can have been desulferising you can have been desulferising they can have been desulferising

Negation

Simple form	V-ing form
I can't desulferise you can't desulferise he can't desulferise we can't desulferise you can't desulferise they can't desulferise	I can't be desulferising you can't be desulferising he can't be desulferising we can't be desulferising you can't be desulferising they can't be desulferising
Perfect	V-ing perfect
I can't have desulferised you can't have desulferised he can't have desulferised we can't have desulferised you can't have desulferised they can't have desulferised	I can't have been desulferising you can't have been desulferising he can't have been desulferising we can't have been desulferising you can't have been desulferising they can't have been desulferising

Interrogative form

Simple form	V-ing form
can I desulferise? can you desulferise? can he desulferise? can we desulferise? can you desulferise? can they desulferise?	can I be desulferising? can you be desulferising? can he be desulferising? can we be desulferising? can you be desulferising? can they be desulferising?
Perfect	V-ing perfect
can I have desulferised? can you have desulferised? can he have desulferised? can we have desulferised? can you have desulferised? can they have desulferised?	can I have been desulferising? can you have been desulferising? can he have been desulferising? can we have been desulferising? can you have been desulferising? can they have been desulferising?

Interro-negative form

Simple form	V-ing form
can't I desulferise? can't you desulferise? can't he desulferise? can't we desulferise? can't you desulferise? can't they desulferise?	can't I be desulferising? can't you be desulferising? can't he be desulferising? can't we be desulferising? can't you be desulferising? can't they be desulferising?
Perfect	V-ing perfect
can't I have desulferised? can't you have desulferised? can't he have desulferised? can't we have desulferised? can't you have desulferised? can't they have desulferised?	can't I have been desulferising? can't you have been desulferising? can't he have been desulferising? can't we have been desulferising? can't you have been desulferising? can't they have been desulferising?