English verb conjugation
COULD SLENDERISE

Regular verb: slenderise - slenderised - slenderised

Affirmation

Simple form	V-ing form
I could slenderise you could slenderise he could slenderise we could slenderise you could slenderise they could slenderise	I could be slenderising you could be slenderising he could be slenderising we could be slenderising you could be slenderising they could be slenderising
Perfect	V-ing perfect
I could have slenderised you could have slenderised he could have slenderised we could have slenderised you could have slenderised they could have slenderised	I could have been slenderising you could have been slenderising he could have been slenderising we could have been slenderising you could have been slenderising they could have been slenderising

Negation

Simple form	V-ing form
I couldn't slenderise you couldn't slenderise he couldn't slenderise we couldn't slenderise you couldn't slenderise they couldn't slenderise	I couldn't be slenderising you couldn't be slenderising he couldn't be slenderising we couldn't be slenderising you couldn't be slenderising they couldn't be slenderising
Perfect	V-ing perfect
I couldn't have slenderised you couldn't have slenderised he couldn't have slenderised we couldn't have slenderised you couldn't have slenderised they couldn't have slenderised	I couldn't have been slenderising you couldn't have been slenderising he couldn't have been slenderising we couldn't have been slenderising you couldn't have been slenderising they couldn't have been slenderising

Interrogative form

Simple form	V-ing form
could I slenderise? could you slenderise? could he slenderise? could we slenderise? could you slenderise? could they slenderise?	could I be slenderising? could you be slenderising? could he be slenderising? could we be slenderising? could you be slenderising? could they be slenderising?
Perfect	V-ing perfect
could I have slenderised? could you have slenderised? could he have slenderised? could we have slenderised? could you have slenderised? could they have slenderised?	could I have been slenderising? could you have been slenderising? could he have been slenderising? could we have been slenderising? could you have been slenderising? could they have been slenderising?

Interro-negative form

Simple form	V-ing form
couldn't I slenderise? couldn't you slenderise? couldn't he slenderise? couldn't we slenderise? couldn't you slenderise? couldn't they slenderise?	couldn't I be slenderising? couldn't you be slenderising? couldn't he be slenderising? couldn't we be slenderising? couldn't you be slenderising? couldn't they be slenderising?
Perfect	V-ing perfect
couldn't I have slenderised? couldn't you have slenderised? couldn't he have slenderised? couldn't we have slenderised? couldn't you have slenderised? couldn't they have slenderised?	couldn't I have been slenderising? couldn't you have been slenderising? couldn't he have been slenderising? couldn't we have been slenderising? couldn't you have been slenderising? couldn't they have been slenderising?