English verb conjugation
MUST STABILISE

Regular verb: stabilise - stabilised - stabilised

Affirmation

Simple form	V-ing form
I must stabilise you must stabilise he must stabilise we must stabilise you must stabilise they must stabilise	I must be stabilising you must be stabilising he must be stabilising we must be stabilising you must be stabilising they must be stabilising
Perfect	V-ing perfect
I must have stabilised you must have stabilised he must have stabilised we must have stabilised you must have stabilised they must have stabilised	I must have been stabilising you must have been stabilising he must have been stabilising we must have been stabilising you must have been stabilising they must have been stabilising

Negation

Simple form	V-ing form
I must not stabilise you must not stabilise he must not stabilise we must not stabilise you must not stabilise they must not stabilise	I must not be stabilising you must not be stabilising he must not be stabilising we must not be stabilising you must not be stabilising they must not be stabilising
Perfect	V-ing perfect
I must not have stabilised you must not have stabilised he must not have stabilised we must not have stabilised you must not have stabilised they must not have stabilised	I must not have been stabilising you must not have been stabilising he must not have been stabilising we must not have been stabilising you must not have been stabilising they must not have been stabilising

Interrogative form

Simple form	V-ing form
must I stabilise? must you stabilise? must he stabilise? must we stabilise? must you stabilise? must they stabilise?	must I be stabilising? must you be stabilising? must he be stabilising? must we be stabilising? must you be stabilising? must they be stabilising?
Perfect	V-ing perfect
must I have stabilised? must you have stabilised? must he have stabilised? must we have stabilised? must you have stabilised? must they have stabilised?	must I have been stabilising? must you have been stabilising? must he have been stabilising? must we have been stabilising? must you have been stabilising? must they have been stabilising?

Interro-negative form

Simple form	V-ing form
must I not stabilise? must you not stabilise? must he not stabilise? must we not stabilise? must you not stabilise? must they not stabilise?	must I not be stabilising? must you not be stabilising? must he not be stabilising? must we not be stabilising? must you not be stabilising? must they not be stabilising?
Perfect	V-ing perfect
must I not have stabilised? must you not have stabilised? must he not have stabilised? must we not have stabilised? must you not have stabilised? must they not have stabilised?	must I not have been stabilising? must you not have been stabilising? must he not have been stabilising? must we not have been stabilising? must you not have been stabilising? must they not have been stabilising?