English verb conjugation
COULD SINICISE

Regular verb: sinicise - sinicised - sinicised

Affirmation

Simple form	V-ing form
I could sinicise you could sinicise she could sinicise we could sinicise you could sinicise they could sinicise	I could be sinicising you could be sinicising she could be sinicising we could be sinicising you could be sinicising they could be sinicising
Perfect	V-ing perfect
I could have sinicised you could have sinicised she could have sinicised we could have sinicised you could have sinicised they could have sinicised	I could have been sinicising you could have been sinicising she could have been sinicising we could have been sinicising you could have been sinicising they could have been sinicising

Negation

Simple form	V-ing form
I could not sinicise you could not sinicise she could not sinicise we could not sinicise you could not sinicise they could not sinicise	I could not be sinicising you could not be sinicising she could not be sinicising we could not be sinicising you could not be sinicising they could not be sinicising
Perfect	V-ing perfect
I could not have sinicised you could not have sinicised she could not have sinicised we could not have sinicised you could not have sinicised they could not have sinicised	I could not have been sinicising you could not have been sinicising she could not have been sinicising we could not have been sinicising you could not have been sinicising they could not have been sinicising

Interrogative form

Simple form	V-ing form
could I sinicise? could you sinicise? could she sinicise? could we sinicise? could you sinicise? could they sinicise?	could I be sinicising? could you be sinicising? could she be sinicising? could we be sinicising? could you be sinicising? could they be sinicising?
Perfect	V-ing perfect
could I have sinicised? could you have sinicised? could she have sinicised? could we have sinicised? could you have sinicised? could they have sinicised?	could I have been sinicising? could you have been sinicising? could she have been sinicising? could we have been sinicising? could you have been sinicising? could they have been sinicising?

Interro-negative form

Simple form	V-ing form
could I not sinicise? could you not sinicise? could she not sinicise? could we not sinicise? could you not sinicise? could they not sinicise?	could I not be sinicising? could you not be sinicising? could she not be sinicising? could we not be sinicising? could you not be sinicising? could they not be sinicising?
Perfect	V-ing perfect
could I not have sinicised? could you not have sinicised? could she not have sinicised? could we not have sinicised? could you not have sinicised? could they not have sinicised?	could I not have been sinicising? could you not have been sinicising? could she not have been sinicising? could we not have been sinicising? could you not have been sinicising? could they not have been sinicising?