English verb conjugation
MUST SCHEME

Regular verb: scheme - schemed - schemed

Affirmation

Simple form	V-ing form
I must scheme you must scheme she must scheme we must scheme you must scheme they must scheme	I must be scheming you must be scheming she must be scheming we must be scheming you must be scheming they must be scheming
Perfect	V-ing perfect
I must have schemed you must have schemed she must have schemed we must have schemed you must have schemed they must have schemed	I must have been scheming you must have been scheming she must have been scheming we must have been scheming you must have been scheming they must have been scheming

Negation

Simple form	V-ing form
I must not scheme you must not scheme she must not scheme we must not scheme you must not scheme they must not scheme	I must not be scheming you must not be scheming she must not be scheming we must not be scheming you must not be scheming they must not be scheming
Perfect	V-ing perfect
I must not have schemed you must not have schemed she must not have schemed we must not have schemed you must not have schemed they must not have schemed	I must not have been scheming you must not have been scheming she must not have been scheming we must not have been scheming you must not have been scheming they must not have been scheming

Interrogative form

Simple form	V-ing form
must I scheme? must you scheme? must she scheme? must we scheme? must you scheme? must they scheme?	must I be scheming? must you be scheming? must she be scheming? must we be scheming? must you be scheming? must they be scheming?
Perfect	V-ing perfect
must I have schemed? must you have schemed? must she have schemed? must we have schemed? must you have schemed? must they have schemed?	must I have been scheming? must you have been scheming? must she have been scheming? must we have been scheming? must you have been scheming? must they have been scheming?

Interro-negative form

Simple form	V-ing form
must I not scheme? must you not scheme? must she not scheme? must we not scheme? must you not scheme? must they not scheme?	must I not be scheming? must you not be scheming? must she not be scheming? must we not be scheming? must you not be scheming? must they not be scheming?
Perfect	V-ing perfect
must I not have schemed? must you not have schemed? must she not have schemed? must we not have schemed? must you not have schemed? must they not have schemed?	must I not have been scheming? must you not have been scheming? must she not have been scheming? must we not have been scheming? must you not have been scheming? must they not have been scheming?