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 can't spoil
you can't spoil
he can't spoil
we can't spoil
you can't spoil
they can't spoil 	I can't be spoiling
you can't be spoiling
he can't be spoiling
we can't be spoiling
you can't be spoiling
they can't be spoiling	I can't have spoiled, spoilt
you can't have spoiled, spoilt
he can't have spoiled, spoilt
we can't have spoiled, spoilt
you can't have spoiled, spoilt
they can't have spoiled, spoilt	I can't have been spoiling
you can't have been spoiling
he can't have been spoiling
we can't have been spoiling
you can't have been spoiling
they can't 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't I spoil?
can't you spoil?
can't he spoil?
can't we spoil?
can't you spoil?
can't they spoil? 	can't I be spoiling?
can't you be spoiling?
can't he be spoiling?
can't we be spoiling?
can't you be spoiling?
can't they be spoiling? 	can't I have spoiled, spoilt?
can't you have spoiled, spoilt?
can't he have spoiled, spoilt?
can't we have spoiled, spoilt?
can't you have spoiled, spoilt?
can't they have spoiled, spoilt? 	can't I have been spoiling?
can't you have been spoiling?
can't he have been spoiling?
can't we have been spoiling?
can't you have been spoiling?
can't they have been spoiling?