must partake
Irregular verb: partake - partook- partaken

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must partake
you must partake
she must partake
we must partake
you must partake
they must partake 	I must be partaking
you must be partaking
she must be partaking
we must be partaking
you must be partaking
they must be partaking	I must have partaken
you must have partaken
she must have partaken
we must have partaken
you must have partaken
they must have partaken	I must have been partaking
you must have been partaking
she must have been partaking
we must have been partaking
you must have been partaking
they must have been partaking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not partake
you must not partake
she must not partake
we must not partake
you must not partake
they must not partake 	I must not be partaking
you must not be partaking
she must not be partaking
we must not be partaking
you must not be partaking
they must not be partaking	I must not have partaken
you must not have partaken
she must not have partaken
we must not have partaken
you must not have partaken
they must not have partaken	I must not have been partaking
you must not have been partaking
she must not have been partaking
we must not have been partaking
you must not have been partaking
they must not have been partaking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I partake?
must you partake?
must she partake?
must we partake?
must you partake?
must they partake? 	must I be partaking?
must you be partaking?
must she be partaking?
must we be partaking?
must you be partaking?
must they be partaking? 	must I have partaken?
must you have partaken?
must she have partaken?
must we have partaken?
must you have partaken?
must they have partaken? 	must I have been partaking?
must you have been partaking?
must she have been partaking?
must we have been partaking?
must you have been partaking?
must they have been partaking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not partake?
must you not partake?
must she not partake?
must we not partake?
must you not partake?
must they not partake? 	must I not be partaking?
must you not be partaking?
must she not be partaking?
must we not be partaking?
must you not be partaking?
must they not be partaking? 	must I not have partaken?
must you not have partaken?
must she not have partaken?
must we not have partaken?
must you not have partaken?
must they not have partaken? 	must I not have been partaking?
must you not have been partaking?
must she not have been partaking?
must we not have been partaking?
must you not have been partaking?
must they not have been partaking?