must interchain
Verbo regular: interchain - interchained- interchained

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must interchain
you must interchain
she must interchain
we must interchain
you must interchain
they must interchain 	I must be interchaining
you must be interchaining
she must be interchaining
we must be interchaining
you must be interchaining
they must be interchaining	I must have interchained
you must have interchained
she must have interchained
we must have interchained
you must have interchained
they must have interchained	I must have been interchaining
you must have been interchaining
she must have been interchaining
we must have been interchaining
you must have been interchaining
they must have been interchaining	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not interchain
you must not interchain
she must not interchain
we must not interchain
you must not interchain
they must not interchain 	I must not be interchaining
you must not be interchaining
she must not be interchaining
we must not be interchaining
you must not be interchaining
they must not be interchaining	I must not have interchained
you must not have interchained
she must not have interchained
we must not have interchained
you must not have interchained
they must not have interchained	I must not have been interchaining
you must not have been interchaining
she must not have been interchaining
we must not have been interchaining
you must not have been interchaining
they must not have been interchaining	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I interchain?
must you interchain?
must she interchain?
must we interchain?
must you interchain?
must they interchain? 	must I be interchaining?
must you be interchaining?
must she be interchaining?
must we be interchaining?
must you be interchaining?
must they be interchaining? 	must I have interchained?
must you have interchained?
must she have interchained?
must we have interchained?
must you have interchained?
must they have interchained? 	must I have been interchaining?
must you have been interchaining?
must she have been interchaining?
must we have been interchaining?
must you have been interchaining?
must they have been interchaining? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not interchain?
must you not interchain?
must she not interchain?
must we not interchain?
must you not interchain?
must they not interchain? 	must I not be interchaining?
must you not be interchaining?
must she not be interchaining?
must we not be interchaining?
must you not be interchaining?
must they not be interchaining? 	must I not have interchained?
must you not have interchained?
must she not have interchained?
must we not have interchained?
must you not have interchained?
must they not have interchained? 	must I not have been interchaining?
must you not have been interchaining?
must she not have been interchaining?
must we not have been interchaining?
must you not have been interchaining?
must they not have been interchaining?