must gem
Verbo regular: gem - gemed- gemed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must gem
you must gem
she must gem
we must gem
you must gem
they must gem 	I must be geming
you must be geming
she must be geming
we must be geming
you must be geming
they must be geming	I must have gemed
you must have gemed
she must have gemed
we must have gemed
you must have gemed
they must have gemed	I must have been geming
you must have been geming
she must have been geming
we must have been geming
you must have been geming
they must have been geming	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not gem
you must not gem
she must not gem
we must not gem
you must not gem
they must not gem 	I must not be geming
you must not be geming
she must not be geming
we must not be geming
you must not be geming
they must not be geming	I must not have gemed
you must not have gemed
she must not have gemed
we must not have gemed
you must not have gemed
they must not have gemed	I must not have been geming
you must not have been geming
she must not have been geming
we must not have been geming
you must not have been geming
they must not have been geming	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I gem?
must you gem?
must she gem?
must we gem?
must you gem?
must they gem? 	must I be geming?
must you be geming?
must she be geming?
must we be geming?
must you be geming?
must they be geming? 	must I have gemed?
must you have gemed?
must she have gemed?
must we have gemed?
must you have gemed?
must they have gemed? 	must I have been geming?
must you have been geming?
must she have been geming?
must we have been geming?
must you have been geming?
must they have been geming? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not gem?
must you not gem?
must she not gem?
must we not gem?
must you not gem?
must they not gem? 	must I not be geming?
must you not be geming?
must she not be geming?
must we not be geming?
must you not be geming?
must they not be geming? 	must I not have gemed?
must you not have gemed?
must she not have gemed?
must we not have gemed?
must you not have gemed?
must they not have gemed? 	must I not have been geming?
must you not have been geming?
must she not have been geming?
must we not have been geming?
must you not have been geming?
must they not have been geming?