English verb conjugation
COULD ARABISE

Regular verb: arabise - arabised - arabised

Affirmation

Simple form	V-ing form
I could arabise you could arabise he could arabise we could arabise you could arabise they could arabise	I could be arabising you could be arabising he could be arabising we could be arabising you could be arabising they could be arabising
Perfect	V-ing perfect
I could have arabised you could have arabised he could have arabised we could have arabised you could have arabised they could have arabised	I could have been arabising you could have been arabising he could have been arabising we could have been arabising you could have been arabising they could have been arabising

Negation

Simple form	V-ing form
I couldn't arabise you couldn't arabise he couldn't arabise we couldn't arabise you couldn't arabise they couldn't arabise	I couldn't be arabising you couldn't be arabising he couldn't be arabising we couldn't be arabising you couldn't be arabising they couldn't be arabising
Perfect	V-ing perfect
I couldn't have arabised you couldn't have arabised he couldn't have arabised we couldn't have arabised you couldn't have arabised they couldn't have arabised	I couldn't have been arabising you couldn't have been arabising he couldn't have been arabising we couldn't have been arabising you couldn't have been arabising they couldn't have been arabising

Interrogative form

Simple form	V-ing form
could I arabise? could you arabise? could he arabise? could we arabise? could you arabise? could they arabise?	could I be arabising? could you be arabising? could he be arabising? could we be arabising? could you be arabising? could they be arabising?
Perfect	V-ing perfect
could I have arabised? could you have arabised? could he have arabised? could we have arabised? could you have arabised? could they have arabised?	could I have been arabising? could you have been arabising? could he have been arabising? could we have been arabising? could you have been arabising? could they have been arabising?

Interro-negative form

Simple form	V-ing form
couldn't I arabise? couldn't you arabise? couldn't he arabise? couldn't we arabise? couldn't you arabise? couldn't they arabise?	couldn't I be arabising? couldn't you be arabising? couldn't he be arabising? couldn't we be arabising? couldn't you be arabising? couldn't they be arabising?
Perfect	V-ing perfect
couldn't I have arabised? couldn't you have arabised? couldn't he have arabised? couldn't we have arabised? couldn't you have arabised? couldn't they have arabised?	couldn't I have been arabising? couldn't you have been arabising? couldn't he have been arabising? couldn't we have been arabising? couldn't you have been arabising? couldn't they have been arabising?