English verb conjugation
COULD DEPOLYMERISE

Regular verb: depolymerise - depolymerised - depolymerised

Affirmation

Simple form	V-ing form
I could depolymerise you could depolymerise he could depolymerise we could depolymerise you could depolymerise they could depolymerise	I could be depolymerising you could be depolymerising he could be depolymerising we could be depolymerising you could be depolymerising they could be depolymerising
Perfect	V-ing perfect
I could have depolymerised you could have depolymerised he could have depolymerised we could have depolymerised you could have depolymerised they could have depolymerised	I could have been depolymerising you could have been depolymerising he could have been depolymerising we could have been depolymerising you could have been depolymerising they could have been depolymerising

Negation

Simple form	V-ing form
I could not depolymerise you could not depolymerise he could not depolymerise we could not depolymerise you could not depolymerise they could not depolymerise	I could not be depolymerising you could not be depolymerising he could not be depolymerising we could not be depolymerising you could not be depolymerising they could not be depolymerising
Perfect	V-ing perfect
I could not have depolymerised you could not have depolymerised he could not have depolymerised we could not have depolymerised you could not have depolymerised they could not have depolymerised	I could not have been depolymerising you could not have been depolymerising he could not have been depolymerising we could not have been depolymerising you could not have been depolymerising they could not have been depolymerising

Interrogative form

Simple form	V-ing form
could I depolymerise? could you depolymerise? could he depolymerise? could we depolymerise? could you depolymerise? could they depolymerise?	could I be depolymerising? could you be depolymerising? could he be depolymerising? could we be depolymerising? could you be depolymerising? could they be depolymerising?
Perfect	V-ing perfect
could I have depolymerised? could you have depolymerised? could he have depolymerised? could we have depolymerised? could you have depolymerised? could they have depolymerised?	could I have been depolymerising? could you have been depolymerising? could he have been depolymerising? could we have been depolymerising? could you have been depolymerising? could they have been depolymerising?

Interro-negative form

Simple form	V-ing form
could I not depolymerise? could you not depolymerise? could he not depolymerise? could we not depolymerise? could you not depolymerise? could they not depolymerise?	could I not be depolymerising? could you not be depolymerising? could he not be depolymerising? could we not be depolymerising? could you not be depolymerising? could they not be depolymerising?
Perfect	V-ing perfect
could I not have depolymerised? could you not have depolymerised? could he not have depolymerised? could we not have depolymerised? could you not have depolymerised? could they not have depolymerised?	could I not have been depolymerising? could you not have been depolymerising? could he not have been depolymerising? could we not have been depolymerising? could you not have been depolymerising? could they not have been depolymerising?