must weed
Regular verb: weed - weeded- weeded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must weed
you must weed
she must weed
we must weed
you must weed
they must weed 	I must be weeding
you must be weeding
she must be weeding
we must be weeding
you must be weeding
they must be weeding	I must have weeded
you must have weeded
she must have weeded
we must have weeded
you must have weeded
they must have weeded	I must have been weeding
you must have been weeding
she must have been weeding
we must have been weeding
you must have been weeding
they must have been weeding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not weed
you must not weed
she must not weed
we must not weed
you must not weed
they must not weed 	I must not be weeding
you must not be weeding
she must not be weeding
we must not be weeding
you must not be weeding
they must not be weeding	I must not have weeded
you must not have weeded
she must not have weeded
we must not have weeded
you must not have weeded
they must not have weeded	I must not have been weeding
you must not have been weeding
she must not have been weeding
we must not have been weeding
you must not have been weeding
they must not have been weeding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I weed?
must you weed?
must she weed?
must we weed?
must you weed?
must they weed? 	must I be weeding?
must you be weeding?
must she be weeding?
must we be weeding?
must you be weeding?
must they be weeding? 	must I have weeded?
must you have weeded?
must she have weeded?
must we have weeded?
must you have weeded?
must they have weeded? 	must I have been weeding?
must you have been weeding?
must she have been weeding?
must we have been weeding?
must you have been weeding?
must they have been weeding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not weed?
must you not weed?
must she not weed?
must we not weed?
must you not weed?
must they not weed? 	must I not be weeding?
must you not be weeding?
must she not be weeding?
must we not be weeding?
must you not be weeding?
must they not be weeding? 	must I not have weeded?
must you not have weeded?
must she not have weeded?
must we not have weeded?
must you not have weeded?
must they not have weeded? 	must I not have been weeding?
must you not have been weeding?
must she not have been weeding?
must we not have been weeding?
must you not have been weeding?
must they not have been weeding?