English verb conjugation
MUST JUMBLE

Regular verb: jumble - jumbled - jumbled

Affirmation

Simple form	V-ing form
I must jumble you must jumble he must jumble we must jumble you must jumble they must jumble	I must be jumbling you must be jumbling he must be jumbling we must be jumbling you must be jumbling they must be jumbling
Perfect	V-ing perfect
I must have jumbled you must have jumbled he must have jumbled we must have jumbled you must have jumbled they must have jumbled	I must have been jumbling you must have been jumbling he must have been jumbling we must have been jumbling you must have been jumbling they must have been jumbling

Negation

Simple form	V-ing form
I must not jumble you must not jumble he must not jumble we must not jumble you must not jumble they must not jumble	I must not be jumbling you must not be jumbling he must not be jumbling we must not be jumbling you must not be jumbling they must not be jumbling
Perfect	V-ing perfect
I must not have jumbled you must not have jumbled he must not have jumbled we must not have jumbled you must not have jumbled they must not have jumbled	I must not have been jumbling you must not have been jumbling he must not have been jumbling we must not have been jumbling you must not have been jumbling they must not have been jumbling

Interrogative form

Simple form	V-ing form
must I jumble? must you jumble? must he jumble? must we jumble? must you jumble? must they jumble?	must I be jumbling? must you be jumbling? must he be jumbling? must we be jumbling? must you be jumbling? must they be jumbling?
Perfect	V-ing perfect
must I have jumbled? must you have jumbled? must he have jumbled? must we have jumbled? must you have jumbled? must they have jumbled?	must I have been jumbling? must you have been jumbling? must he have been jumbling? must we have been jumbling? must you have been jumbling? must they have been jumbling?

Interro-negative form

Simple form	V-ing form
must I not jumble? must you not jumble? must he not jumble? must we not jumble? must you not jumble? must they not jumble?	must I not be jumbling? must you not be jumbling? must he not be jumbling? must we not be jumbling? must you not be jumbling? must they not be jumbling?
Perfect	V-ing perfect
must I not have jumbled? must you not have jumbled? must he not have jumbled? must we not have jumbled? must you not have jumbled? must they not have jumbled?	must I not have been jumbling? must you not have been jumbling? must he not have been jumbling? must we not have been jumbling? must you not have been jumbling? must they not have been jumbling?