English verb conjugation
MUST JAPAN

Regular verb: japan - japaned - japaned

Affirmation

Simple form	V-ing form
I must japan you must japan he must japan we must japan you must japan they must japan	I must be japaning you must be japaning he must be japaning we must be japaning you must be japaning they must be japaning
Perfect	V-ing perfect
I must have japaned you must have japaned he must have japaned we must have japaned you must have japaned they must have japaned	I must have been japaning you must have been japaning he must have been japaning we must have been japaning you must have been japaning they must have been japaning

Negation

Simple form	V-ing form
I must not japan you must not japan he must not japan we must not japan you must not japan they must not japan	I must not be japaning you must not be japaning he must not be japaning we must not be japaning you must not be japaning they must not be japaning
Perfect	V-ing perfect
I must not have japaned you must not have japaned he must not have japaned we must not have japaned you must not have japaned they must not have japaned	I must not have been japaning you must not have been japaning he must not have been japaning we must not have been japaning you must not have been japaning they must not have been japaning

Interrogative form

Simple form	V-ing form
must I japan? must you japan? must he japan? must we japan? must you japan? must they japan?	must I be japaning? must you be japaning? must he be japaning? must we be japaning? must you be japaning? must they be japaning?
Perfect	V-ing perfect
must I have japaned? must you have japaned? must he have japaned? must we have japaned? must you have japaned? must they have japaned?	must I have been japaning? must you have been japaning? must he have been japaning? must we have been japaning? must you have been japaning? must they have been japaning?

Interro-negative form

Simple form	V-ing form
must I not japan? must you not japan? must he not japan? must we not japan? must you not japan? must they not japan?	must I not be japaning? must you not be japaning? must he not be japaning? must we not be japaning? must you not be japaning? must they not be japaning?
Perfect	V-ing perfect
must I not have japaned? must you not have japaned? must he not have japaned? must we not have japaned? must you not have japaned? must they not have japaned?	must I not have been japaning? must you not have been japaning? must he not have been japaning? must we not have been japaning? must you not have been japaning? must they not have been japaning?