English verb conjugation
COULD GUTTURALISE

Regular verb: gutturalise - gutturalised - gutturalised

Affirmation

Simple form	V-ing form
I could gutturalise you could gutturalise he could gutturalise we could gutturalise you could gutturalise they could gutturalise	I could be gutturalising you could be gutturalising he could be gutturalising we could be gutturalising you could be gutturalising they could be gutturalising
Perfect	V-ing perfect
I could have gutturalised you could have gutturalised he could have gutturalised we could have gutturalised you could have gutturalised they could have gutturalised	I could have been gutturalising you could have been gutturalising he could have been gutturalising we could have been gutturalising you could have been gutturalising they could have been gutturalising

Negation

Simple form	V-ing form
I couldn't gutturalise you couldn't gutturalise he couldn't gutturalise we couldn't gutturalise you couldn't gutturalise they couldn't gutturalise	I couldn't be gutturalising you couldn't be gutturalising he couldn't be gutturalising we couldn't be gutturalising you couldn't be gutturalising they couldn't be gutturalising
Perfect	V-ing perfect
I couldn't have gutturalised you couldn't have gutturalised he couldn't have gutturalised we couldn't have gutturalised you couldn't have gutturalised they couldn't have gutturalised	I couldn't have been gutturalising you couldn't have been gutturalising he couldn't have been gutturalising we couldn't have been gutturalising you couldn't have been gutturalising they couldn't have been gutturalising

Interrogative form

Simple form	V-ing form
could I gutturalise? could you gutturalise? could he gutturalise? could we gutturalise? could you gutturalise? could they gutturalise?	could I be gutturalising? could you be gutturalising? could he be gutturalising? could we be gutturalising? could you be gutturalising? could they be gutturalising?
Perfect	V-ing perfect
could I have gutturalised? could you have gutturalised? could he have gutturalised? could we have gutturalised? could you have gutturalised? could they have gutturalised?	could I have been gutturalising? could you have been gutturalising? could he have been gutturalising? could we have been gutturalising? could you have been gutturalising? could they have been gutturalising?

Interro-negative form

Simple form	V-ing form
couldn't I gutturalise? couldn't you gutturalise? couldn't he gutturalise? couldn't we gutturalise? couldn't you gutturalise? couldn't they gutturalise?	couldn't I be gutturalising? couldn't you be gutturalising? couldn't he be gutturalising? couldn't we be gutturalising? couldn't you be gutturalising? couldn't they be gutturalising?
Perfect	V-ing perfect
couldn't I have gutturalised? couldn't you have gutturalised? couldn't he have gutturalised? couldn't we have gutturalised? couldn't you have gutturalised? couldn't they have gutturalised?	couldn't I have been gutturalising? couldn't you have been gutturalising? couldn't he have been gutturalising? couldn't we have been gutturalising? couldn't you have been gutturalising? couldn't they have been gutturalising?