English verb conjugation
COULD COMPUTERISE

Regular verb: computerise - computerised - computerised

Affirmation

Simple form	V-ing form
I could computerise you could computerise she could computerise we could computerise you could computerise they could computerise	I could be computerising you could be computerising she could be computerising we could be computerising you could be computerising they could be computerising
Perfect	V-ing perfect
I could have computerised you could have computerised she could have computerised we could have computerised you could have computerised they could have computerised	I could have been computerising you could have been computerising she could have been computerising we could have been computerising you could have been computerising they could have been computerising

Negation

Simple form	V-ing form
I couldn't computerise you couldn't computerise she couldn't computerise we couldn't computerise you couldn't computerise they couldn't computerise	I couldn't be computerising you couldn't be computerising she couldn't be computerising we couldn't be computerising you couldn't be computerising they couldn't be computerising
Perfect	V-ing perfect
I couldn't have computerised you couldn't have computerised she couldn't have computerised we couldn't have computerised you couldn't have computerised they couldn't have computerised	I couldn't have been computerising you couldn't have been computerising she couldn't have been computerising we couldn't have been computerising you couldn't have been computerising they couldn't have been computerising

Interrogative form

Simple form	V-ing form
could I computerise? could you computerise? could she computerise? could we computerise? could you computerise? could they computerise?	could I be computerising? could you be computerising? could she be computerising? could we be computerising? could you be computerising? could they be computerising?
Perfect	V-ing perfect
could I have computerised? could you have computerised? could she have computerised? could we have computerised? could you have computerised? could they have computerised?	could I have been computerising? could you have been computerising? could she have been computerising? could we have been computerising? could you have been computerising? could they have been computerising?

Interro-negative form

Simple form	V-ing form
couldn't I computerise? couldn't you computerise? couldn't she computerise? couldn't we computerise? couldn't you computerise? couldn't they computerise?	couldn't I be computerising? couldn't you be computerising? couldn't she be computerising? couldn't we be computerising? couldn't you be computerising? couldn't they be computerising?
Perfect	V-ing perfect
couldn't I have computerised? couldn't you have computerised? couldn't she have computerised? couldn't we have computerised? couldn't you have computerised? couldn't they have computerised?	couldn't I have been computerising? couldn't you have been computerising? couldn't she have been computerising? couldn't we have been computerising? couldn't you have been computerising? couldn't they have been computerising?