English verb conjugation
COULD LUTEINISE

Regular verb: luteinise - luteinised - luteinised

Affirmation

Simple form	V-ing form
I could luteinise you could luteinise he could luteinise we could luteinise you could luteinise they could luteinise	I could be luteinising you could be luteinising he could be luteinising we could be luteinising you could be luteinising they could be luteinising
Perfect	V-ing perfect
I could have luteinised you could have luteinised he could have luteinised we could have luteinised you could have luteinised they could have luteinised	I could have been luteinising you could have been luteinising he could have been luteinising we could have been luteinising you could have been luteinising they could have been luteinising

Negation

Simple form	V-ing form
I could not luteinise you could not luteinise he could not luteinise we could not luteinise you could not luteinise they could not luteinise	I could not be luteinising you could not be luteinising he could not be luteinising we could not be luteinising you could not be luteinising they could not be luteinising
Perfect	V-ing perfect
I could not have luteinised you could not have luteinised he could not have luteinised we could not have luteinised you could not have luteinised they could not have luteinised	I could not have been luteinising you could not have been luteinising he could not have been luteinising we could not have been luteinising you could not have been luteinising they could not have been luteinising

Interrogative form

Simple form	V-ing form
could I luteinise? could you luteinise? could he luteinise? could we luteinise? could you luteinise? could they luteinise?	could I be luteinising? could you be luteinising? could he be luteinising? could we be luteinising? could you be luteinising? could they be luteinising?
Perfect	V-ing perfect
could I have luteinised? could you have luteinised? could he have luteinised? could we have luteinised? could you have luteinised? could they have luteinised?	could I have been luteinising? could you have been luteinising? could he have been luteinising? could we have been luteinising? could you have been luteinising? could they have been luteinising?

Interro-negative form

Simple form	V-ing form
could I not luteinise? could you not luteinise? could he not luteinise? could we not luteinise? could you not luteinise? could they not luteinise?	could I not be luteinising? could you not be luteinising? could he not be luteinising? could we not be luteinising? could you not be luteinising? could they not be luteinising?
Perfect	V-ing perfect
could I not have luteinised? could you not have luteinised? could he not have luteinised? could we not have luteinised? could you not have luteinised? could they not have luteinised?	could I not have been luteinising? could you not have been luteinising? could he not have been luteinising? could we not have been luteinising? could you not have been luteinising? could they not have been luteinising?