can spoil
Irregular verb: spoil - spoiled, spoilt- spoiled, spoilt

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can spoil
you can spoil
he can spoil
we can spoil
you can spoil
they can spoil 	I can be spoiling
you can be spoiling
he can be spoiling
we can be spoiling
you can be spoiling
they can be spoiling	I can have spoiled, spoilt
you can have spoiled, spoilt
he can have spoiled, spoilt
we can have spoiled, spoilt
you can have spoiled, spoilt
they can have spoiled, spoilt	I can have been spoiling
you can have been spoiling
he can have been spoiling
we can have been spoiling
you can have been spoiling
they can have been spoiling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot spoil
you cannot spoil
he cannot spoil
we cannot spoil
you cannot spoil
they cannot spoil 	I cannot be spoiling
you cannot be spoiling
he cannot be spoiling
we cannot be spoiling
you cannot be spoiling
they cannot be spoiling	I cannot have spoiled, spoilt
you cannot have spoiled, spoilt
he cannot have spoiled, spoilt
we cannot have spoiled, spoilt
you cannot have spoiled, spoilt
they cannot have spoiled, spoilt	I cannot have been spoiling
you cannot have been spoiling
he cannot have been spoiling
we cannot have been spoiling
you cannot have been spoiling
they cannot have been spoiling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I spoil?
can you spoil?
can he spoil?
can we spoil?
can you spoil?
can they spoil? 	can I be spoiling?
can you be spoiling?
can he be spoiling?
can we be spoiling?
can you be spoiling?
can they be spoiling? 	can I have spoiled, spoilt?
can you have spoiled, spoilt?
can he have spoiled, spoilt?
can we have spoiled, spoilt?
can you have spoiled, spoilt?
can they have spoiled, spoilt? 	can I have been spoiling?
can you have been spoiling?
can he have been spoiling?
can we have been spoiling?
can you have been spoiling?
can they have been spoiling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not spoil?
can you not spoil?
can he not spoil?
can we not spoil?
can you not spoil?
can they not spoil? 	can I not be spoiling?
can you not be spoiling?
can he not be spoiling?
can we not be spoiling?
can you not be spoiling?
can they not be spoiling? 	can I not have spoiled, spoilt?
can you not have spoiled, spoilt?
can he not have spoiled, spoilt?
can we not have spoiled, spoilt?
can you not have spoiled, spoilt?
can they not have spoiled, spoilt? 	can I not have been spoiling?
can you not have been spoiling?
can he not have been spoiling?
can we not have been spoiling?
can you not have been spoiling?
can they not have been spoiling?