English verb conjugation
MUST INFER

Regular verb: infer - inferred - inferred

Affirmation

Simple form	V-ing form
I must infer you must infer he must infer we must infer you must infer they must infer	I must be inferring you must be inferring he must be inferring we must be inferring you must be inferring they must be inferring
Perfect	V-ing perfect
I must have inferred you must have inferred he must have inferred we must have inferred you must have inferred they must have inferred	I must have been inferring you must have been inferring he must have been inferring we must have been inferring you must have been inferring they must have been inferring

Negation

Simple form	V-ing form
I must not infer you must not infer he must not infer we must not infer you must not infer they must not infer	I must not be inferring you must not be inferring he must not be inferring we must not be inferring you must not be inferring they must not be inferring
Perfect	V-ing perfect
I must not have inferred you must not have inferred he must not have inferred we must not have inferred you must not have inferred they must not have inferred	I must not have been inferring you must not have been inferring he must not have been inferring we must not have been inferring you must not have been inferring they must not have been inferring

Interrogative form

Simple form	V-ing form
must I infer? must you infer? must he infer? must we infer? must you infer? must they infer?	must I be inferring? must you be inferring? must he be inferring? must we be inferring? must you be inferring? must they be inferring?
Perfect	V-ing perfect
must I have inferred? must you have inferred? must he have inferred? must we have inferred? must you have inferred? must they have inferred?	must I have been inferring? must you have been inferring? must he have been inferring? must we have been inferring? must you have been inferring? must they have been inferring?

Interro-negative form

Simple form	V-ing form
must I not infer? must you not infer? must he not infer? must we not infer? must you not infer? must they not infer?	must I not be inferring? must you not be inferring? must he not be inferring? must we not be inferring? must you not be inferring? must they not be inferring?
Perfect	V-ing perfect
must I not have inferred? must you not have inferred? must he not have inferred? must we not have inferred? must you not have inferred? must they not have inferred?	must I not have been inferring? must you not have been inferring? must he not have been inferring? must we not have been inferring? must you not have been inferring? must they not have been inferring?