may crystallise
Verbo regular: crystallise - crystallised- crystallised

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may crystallise
you may crystallise
he may crystallise
we may crystallise
you may crystallise
they may crystallise 	I may be crystallising
you may be crystallising
he may be crystallising
we may be crystallising
you may be crystallising
they may be crystallising	I may have crystallised
you may have crystallised
he may have crystallised
we may have crystallised
you may have crystallised
they may have crystallised	I may have been crystallising
you may have been crystallising
he may have been crystallising
we may have been crystallising
you may have been crystallising
they may have been crystallising	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not crystallise
you may not crystallise
he may not crystallise
we may not crystallise
you may not crystallise
they may not crystallise 	I may not be crystallising
you may not be crystallising
he may not be crystallising
we may not be crystallising
you may not be crystallising
they may not be crystallising	I may not have crystallised
you may not have crystallised
he may not have crystallised
we may not have crystallised
you may not have crystallised
they may not have crystallised	I may not have been crystallising
you may not have been crystallising
he may not have been crystallising
we may not have been crystallising
you may not have been crystallising
they may not have been crystallising	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I crystallise?
may you crystallise?
may he crystallise?
may we crystallise?
may you crystallise?
may they crystallise? 	may I be crystallising?
may you be crystallising?
may he be crystallising?
may we be crystallising?
may you be crystallising?
may they be crystallising? 	may I have crystallised?
may you have crystallised?
may he have crystallised?
may we have crystallised?
may you have crystallised?
may they have crystallised? 	may I have been crystallising?
may you have been crystallising?
may he have been crystallising?
may we have been crystallising?
may you have been crystallising?
may they have been crystallising? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not crystallise?
may you not crystallise?
may he not crystallise?
may we not crystallise?
may you not crystallise?
may they not crystallise? 	may I not be crystallising?
may you not be crystallising?
may he not be crystallising?
may we not be crystallising?
may you not be crystallising?
may they not be crystallising? 	may I not have crystallised?
may you not have crystallised?
may he not have crystallised?
may we not have crystallised?
may you not have crystallised?
may they not have crystallised? 	may I not have been crystallising?
may you not have been crystallising?
may he not have been crystallising?
may we not have been crystallising?
may you not have been crystallising?
may they not have been crystallising?