English verb conjugation
COULD SUBURBANISE

Regular verb: suburbanise - suburbanised - suburbanised

Affirmation

Simple form	V-ing form
I could suburbanise you could suburbanise he could suburbanise we could suburbanise you could suburbanise they could suburbanise	I could be suburbanising you could be suburbanising he could be suburbanising we could be suburbanising you could be suburbanising they could be suburbanising
Perfect	V-ing perfect
I could have suburbanised you could have suburbanised he could have suburbanised we could have suburbanised you could have suburbanised they could have suburbanised	I could have been suburbanising you could have been suburbanising he could have been suburbanising we could have been suburbanising you could have been suburbanising they could have been suburbanising

Negation

Simple form	V-ing form
I couldn't suburbanise you couldn't suburbanise he couldn't suburbanise we couldn't suburbanise you couldn't suburbanise they couldn't suburbanise	I couldn't be suburbanising you couldn't be suburbanising he couldn't be suburbanising we couldn't be suburbanising you couldn't be suburbanising they couldn't be suburbanising
Perfect	V-ing perfect
I couldn't have suburbanised you couldn't have suburbanised he couldn't have suburbanised we couldn't have suburbanised you couldn't have suburbanised they couldn't have suburbanised	I couldn't have been suburbanising you couldn't have been suburbanising he couldn't have been suburbanising we couldn't have been suburbanising you couldn't have been suburbanising they couldn't have been suburbanising

Interrogative form

Simple form	V-ing form
could I suburbanise? could you suburbanise? could he suburbanise? could we suburbanise? could you suburbanise? could they suburbanise?	could I be suburbanising? could you be suburbanising? could he be suburbanising? could we be suburbanising? could you be suburbanising? could they be suburbanising?
Perfect	V-ing perfect
could I have suburbanised? could you have suburbanised? could he have suburbanised? could we have suburbanised? could you have suburbanised? could they have suburbanised?	could I have been suburbanising? could you have been suburbanising? could he have been suburbanising? could we have been suburbanising? could you have been suburbanising? could they have been suburbanising?

Interro-negative form

Simple form	V-ing form
couldn't I suburbanise? couldn't you suburbanise? couldn't he suburbanise? couldn't we suburbanise? couldn't you suburbanise? couldn't they suburbanise?	couldn't I be suburbanising? couldn't you be suburbanising? couldn't he be suburbanising? couldn't we be suburbanising? couldn't you be suburbanising? couldn't they be suburbanising?
Perfect	V-ing perfect
couldn't I have suburbanised? couldn't you have suburbanised? couldn't he have suburbanised? couldn't we have suburbanised? couldn't you have suburbanised? couldn't they have suburbanised?	couldn't I have been suburbanising? couldn't you have been suburbanising? couldn't he have been suburbanising? couldn't we have been suburbanising? couldn't you have been suburbanising? couldn't they have been suburbanising?