must overlay
Verbo irregular: overlay - overlaid- overlaid

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must overlay
you must overlay
he must overlay
we must overlay
you must overlay
they must overlay 	I must be overlaying
you must be overlaying
he must be overlaying
we must be overlaying
you must be overlaying
they must be overlaying	I must have overlaid
you must have overlaid
he must have overlaid
we must have overlaid
you must have overlaid
they must have overlaid	I must have been overlaying
you must have been overlaying
he must have been overlaying
we must have been overlaying
you must have been overlaying
they must have been overlaying	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not overlay
you must not overlay
he must not overlay
we must not overlay
you must not overlay
they must not overlay 	I must not be overlaying
you must not be overlaying
he must not be overlaying
we must not be overlaying
you must not be overlaying
they must not be overlaying	I must not have overlaid
you must not have overlaid
he must not have overlaid
we must not have overlaid
you must not have overlaid
they must not have overlaid	I must not have been overlaying
you must not have been overlaying
he must not have been overlaying
we must not have been overlaying
you must not have been overlaying
they must not have been overlaying	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I overlay?
must you overlay?
must he overlay?
must we overlay?
must you overlay?
must they overlay? 	must I be overlaying?
must you be overlaying?
must he be overlaying?
must we be overlaying?
must you be overlaying?
must they be overlaying? 	must I have overlaid?
must you have overlaid?
must he have overlaid?
must we have overlaid?
must you have overlaid?
must they have overlaid? 	must I have been overlaying?
must you have been overlaying?
must he have been overlaying?
must we have been overlaying?
must you have been overlaying?
must they have been overlaying? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not overlay?
must you not overlay?
must he not overlay?
must we not overlay?
must you not overlay?
must they not overlay? 	must I not be overlaying?
must you not be overlaying?
must he not be overlaying?
must we not be overlaying?
must you not be overlaying?
must they not be overlaying? 	must I not have overlaid?
must you not have overlaid?
must he not have overlaid?
must we not have overlaid?
must you not have overlaid?
must they not have overlaid? 	must I not have been overlaying?
must you not have been overlaying?
must he not have been overlaying?
must we not have been overlaying?
must you not have been overlaying?
must they not have been overlaying?