can concoct
Verbo regular: concoct - concocted- concocted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can concoct
you can concoct
he can concoct
we can concoct
you can concoct
they can concoct 	I can be concocting
you can be concocting
he can be concocting
we can be concocting
you can be concocting
they can be concocting	I can have concocted
you can have concocted
he can have concocted
we can have concocted
you can have concocted
they can have concocted	I can have been concocting
you can have been concocting
he can have been concocting
we can have been concocting
you can have been concocting
they can have been concocting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot concoct
you cannot concoct
he cannot concoct
we cannot concoct
you cannot concoct
they cannot concoct 	I cannot be concocting
you cannot be concocting
he cannot be concocting
we cannot be concocting
you cannot be concocting
they cannot be concocting	I cannot have concocted
you cannot have concocted
he cannot have concocted
we cannot have concocted
you cannot have concocted
they cannot have concocted	I cannot have been concocting
you cannot have been concocting
he cannot have been concocting
we cannot have been concocting
you cannot have been concocting
they cannot have been concocting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I concoct?
can you concoct?
can he concoct?
can we concoct?
can you concoct?
can they concoct? 	can I be concocting?
can you be concocting?
can he be concocting?
can we be concocting?
can you be concocting?
can they be concocting? 	can I have concocted?
can you have concocted?
can he have concocted?
can we have concocted?
can you have concocted?
can they have concocted? 	can I have been concocting?
can you have been concocting?
can he have been concocting?
can we have been concocting?
can you have been concocting?
can they have been concocting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not concoct?
can you not concoct?
can he not concoct?
can we not concoct?
can you not concoct?
can they not concoct? 	can I not be concocting?
can you not be concocting?
can he not be concocting?
can we not be concocting?
can you not be concocting?
can they not be concocting? 	can I not have concocted?
can you not have concocted?
can he not have concocted?
can we not have concocted?
can you not have concocted?
can they not have concocted? 	can I not have been concocting?
can you not have been concocting?
can he not have been concocting?
can we not have been concocting?
can you not have been concocting?
can they not have been concocting?