English verb conjugation
COULD LUTEINISE

Regular verb: luteinise - luteinised - luteinised

Affirmation

Simple form	V-ing form
I could luteinise you could luteinise she could luteinise we could luteinise you could luteinise they could luteinise	I could be luteinising you could be luteinising she 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 she 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 she 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 couldn't luteinise you couldn't luteinise she couldn't luteinise we couldn't luteinise you couldn't luteinise they couldn't luteinise	I couldn't be luteinising you couldn't be luteinising she couldn't be luteinising we couldn't be luteinising you couldn't be luteinising they couldn't be luteinising
Perfect	V-ing perfect
I couldn't have luteinised you couldn't have luteinised she couldn't have luteinised we couldn't have luteinised you couldn't have luteinised they couldn't have luteinised	I couldn't have been luteinising you couldn't have been luteinising she couldn't have been luteinising we couldn't have been luteinising you couldn't have been luteinising they couldn't have been luteinising

Interrogative form

Simple form	V-ing form
could I luteinise? could you luteinise? could she luteinise? could we luteinise? could you luteinise? could they luteinise?	could I be luteinising? could you be luteinising? could she 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 she 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 she 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
couldn't I luteinise? couldn't you luteinise? couldn't she luteinise? couldn't we luteinise? couldn't you luteinise? couldn't they luteinise?	couldn't I be luteinising? couldn't you be luteinising? couldn't she be luteinising? couldn't we be luteinising? couldn't you be luteinising? couldn't they be luteinising?
Perfect	V-ing perfect
couldn't I have luteinised? couldn't you have luteinised? couldn't she have luteinised? couldn't we have luteinised? couldn't you have luteinised? couldn't they have luteinised?	couldn't I have been luteinising? couldn't you have been luteinising? couldn't she have been luteinising? couldn't we have been luteinising? couldn't you have been luteinising? couldn't they have been luteinising?