English verb conjugation
COULD FRATERNISE

Regular verb: fraternise - fraternised - fraternised

Affirmation

Simple form	V-ing form
I could fraternise you could fraternise he could fraternise we could fraternise you could fraternise they could fraternise	I could be fraternising you could be fraternising he could be fraternising we could be fraternising you could be fraternising they could be fraternising
Perfect	V-ing perfect
I could have fraternised you could have fraternised he could have fraternised we could have fraternised you could have fraternised they could have fraternised	I could have been fraternising you could have been fraternising he could have been fraternising we could have been fraternising you could have been fraternising they could have been fraternising

Negation

Simple form	V-ing form
I couldn't fraternise you couldn't fraternise he couldn't fraternise we couldn't fraternise you couldn't fraternise they couldn't fraternise	I couldn't be fraternising you couldn't be fraternising he couldn't be fraternising we couldn't be fraternising you couldn't be fraternising they couldn't be fraternising
Perfect	V-ing perfect
I couldn't have fraternised you couldn't have fraternised he couldn't have fraternised we couldn't have fraternised you couldn't have fraternised they couldn't have fraternised	I couldn't have been fraternising you couldn't have been fraternising he couldn't have been fraternising we couldn't have been fraternising you couldn't have been fraternising they couldn't have been fraternising

Interrogative form

Simple form	V-ing form
could I fraternise? could you fraternise? could he fraternise? could we fraternise? could you fraternise? could they fraternise?	could I be fraternising? could you be fraternising? could he be fraternising? could we be fraternising? could you be fraternising? could they be fraternising?
Perfect	V-ing perfect
could I have fraternised? could you have fraternised? could he have fraternised? could we have fraternised? could you have fraternised? could they have fraternised?	could I have been fraternising? could you have been fraternising? could he have been fraternising? could we have been fraternising? could you have been fraternising? could they have been fraternising?

Interro-negative form

Simple form	V-ing form
couldn't I fraternise? couldn't you fraternise? couldn't he fraternise? couldn't we fraternise? couldn't you fraternise? couldn't they fraternise?	couldn't I be fraternising? couldn't you be fraternising? couldn't he be fraternising? couldn't we be fraternising? couldn't you be fraternising? couldn't they be fraternising?
Perfect	V-ing perfect
couldn't I have fraternised? couldn't you have fraternised? couldn't he have fraternised? couldn't we have fraternised? couldn't you have fraternised? couldn't they have fraternised?	couldn't I have been fraternising? couldn't you have been fraternising? couldn't he have been fraternising? couldn't we have been fraternising? couldn't you have been fraternising? couldn't they have been fraternising?