must interweave
Verbo irregular: interweave - interwove- interwoven

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must interweave
you must interweave
she must interweave
we must interweave
you must interweave
they must interweave 	I must be interweaving
you must be interweaving
she must be interweaving
we must be interweaving
you must be interweaving
they must be interweaving	I must have interwoven
you must have interwoven
she must have interwoven
we must have interwoven
you must have interwoven
they must have interwoven	I must have been interweaving
you must have been interweaving
she must have been interweaving
we must have been interweaving
you must have been interweaving
they must have been interweaving	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not interweave
you must not interweave
she must not interweave
we must not interweave
you must not interweave
they must not interweave 	I must not be interweaving
you must not be interweaving
she must not be interweaving
we must not be interweaving
you must not be interweaving
they must not be interweaving	I must not have interwoven
you must not have interwoven
she must not have interwoven
we must not have interwoven
you must not have interwoven
they must not have interwoven	I must not have been interweaving
you must not have been interweaving
she must not have been interweaving
we must not have been interweaving
you must not have been interweaving
they must not have been interweaving	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I interweave?
must you interweave?
must she interweave?
must we interweave?
must you interweave?
must they interweave? 	must I be interweaving?
must you be interweaving?
must she be interweaving?
must we be interweaving?
must you be interweaving?
must they be interweaving? 	must I have interwoven?
must you have interwoven?
must she have interwoven?
must we have interwoven?
must you have interwoven?
must they have interwoven? 	must I have been interweaving?
must you have been interweaving?
must she have been interweaving?
must we have been interweaving?
must you have been interweaving?
must they have been interweaving? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not interweave?
must you not interweave?
must she not interweave?
must we not interweave?
must you not interweave?
must they not interweave? 	must I not be interweaving?
must you not be interweaving?
must she not be interweaving?
must we not be interweaving?
must you not be interweaving?
must they not be interweaving? 	must I not have interwoven?
must you not have interwoven?
must she not have interwoven?
must we not have interwoven?
must you not have interwoven?
must they not have interwoven? 	must I not have been interweaving?
must you not have been interweaving?
must she not have been interweaving?
must we not have been interweaving?
must you not have been interweaving?
must they not have been interweaving?