English verb conjugation
COULD COMMERCIALISE

Regular verb: commercialise - commercialised - commercialised

Affirmation

Simple form	V-ing form
I could commercialise you could commercialise he could commercialise we could commercialise you could commercialise they could commercialise	I could be commercialising you could be commercialising he could be commercialising we could be commercialising you could be commercialising they could be commercialising
Perfect	V-ing perfect
I could have commercialised you could have commercialised he could have commercialised we could have commercialised you could have commercialised they could have commercialised	I could have been commercialising you could have been commercialising he could have been commercialising we could have been commercialising you could have been commercialising they could have been commercialising

Negation

Simple form	V-ing form
I couldn't commercialise you couldn't commercialise he couldn't commercialise we couldn't commercialise you couldn't commercialise they couldn't commercialise	I couldn't be commercialising you couldn't be commercialising he couldn't be commercialising we couldn't be commercialising you couldn't be commercialising they couldn't be commercialising
Perfect	V-ing perfect
I couldn't have commercialised you couldn't have commercialised he couldn't have commercialised we couldn't have commercialised you couldn't have commercialised they couldn't have commercialised	I couldn't have been commercialising you couldn't have been commercialising he couldn't have been commercialising we couldn't have been commercialising you couldn't have been commercialising they couldn't have been commercialising

Interrogative form

Simple form	V-ing form
could I commercialise? could you commercialise? could he commercialise? could we commercialise? could you commercialise? could they commercialise?	could I be commercialising? could you be commercialising? could he be commercialising? could we be commercialising? could you be commercialising? could they be commercialising?
Perfect	V-ing perfect
could I have commercialised? could you have commercialised? could he have commercialised? could we have commercialised? could you have commercialised? could they have commercialised?	could I have been commercialising? could you have been commercialising? could he have been commercialising? could we have been commercialising? could you have been commercialising? could they have been commercialising?

Interro-negative form

Simple form	V-ing form
couldn't I commercialise? couldn't you commercialise? couldn't he commercialise? couldn't we commercialise? couldn't you commercialise? couldn't they commercialise?	couldn't I be commercialising? couldn't you be commercialising? couldn't he be commercialising? couldn't we be commercialising? couldn't you be commercialising? couldn't they be commercialising?
Perfect	V-ing perfect
couldn't I have commercialised? couldn't you have commercialised? couldn't he have commercialised? couldn't we have commercialised? couldn't you have commercialised? couldn't they have commercialised?	couldn't I have been commercialising? couldn't you have been commercialising? couldn't he have been commercialising? couldn't we have been commercialising? couldn't you have been commercialising? couldn't they have been commercialising?