English verb conjugation
MUST SPOT-CHECK

Regular verb: spot-check - spot-checked - spot-checked

Affirmation

Simple form	V-ing form
I must spot-check you must spot-check he must spot-check we must spot-check you must spot-check they must spot-check	I must be spot-checking you must be spot-checking he must be spot-checking we must be spot-checking you must be spot-checking they must be spot-checking
Perfect	V-ing perfect
I must have spot-checked you must have spot-checked he must have spot-checked we must have spot-checked you must have spot-checked they must have spot-checked	I must have been spot-checking you must have been spot-checking he must have been spot-checking we must have been spot-checking you must have been spot-checking they must have been spot-checking

Negation

Simple form	V-ing form
I must not spot-check you must not spot-check he must not spot-check we must not spot-check you must not spot-check they must not spot-check	I must not be spot-checking you must not be spot-checking he must not be spot-checking we must not be spot-checking you must not be spot-checking they must not be spot-checking
Perfect	V-ing perfect
I must not have spot-checked you must not have spot-checked he must not have spot-checked we must not have spot-checked you must not have spot-checked they must not have spot-checked	I must not have been spot-checking you must not have been spot-checking he must not have been spot-checking we must not have been spot-checking you must not have been spot-checking they must not have been spot-checking

Interrogative form

Simple form	V-ing form
must I spot-check? must you spot-check? must he spot-check? must we spot-check? must you spot-check? must they spot-check?	must I be spot-checking? must you be spot-checking? must he be spot-checking? must we be spot-checking? must you be spot-checking? must they be spot-checking?
Perfect	V-ing perfect
must I have spot-checked? must you have spot-checked? must he have spot-checked? must we have spot-checked? must you have spot-checked? must they have spot-checked?	must I have been spot-checking? must you have been spot-checking? must he have been spot-checking? must we have been spot-checking? must you have been spot-checking? must they have been spot-checking?

Interro-negative form

Simple form	V-ing form
must I not spot-check? must you not spot-check? must he not spot-check? must we not spot-check? must you not spot-check? must they not spot-check?	must I not be spot-checking? must you not be spot-checking? must he not be spot-checking? must we not be spot-checking? must you not be spot-checking? must they not be spot-checking?
Perfect	V-ing perfect
must I not have spot-checked? must you not have spot-checked? must he not have spot-checked? must we not have spot-checked? must you not have spot-checked? must they not have spot-checked?	must I not have been spot-checking? must you not have been spot-checking? must he not have been spot-checking? must we not have been spot-checking? must you not have been spot-checking? must they not have been spot-checking?