can sling
Irregular verb: sling - slung- slung

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can sling
you can sling
she can sling
we can sling
you can sling
they can sling 	I can be slinging
you can be slinging
she can be slinging
we can be slinging
you can be slinging
they can be slinging	I can have slung
you can have slung
she can have slung
we can have slung
you can have slung
they can have slung	I can have been slinging
you can have been slinging
she can have been slinging
we can have been slinging
you can have been slinging
they can have been slinging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't sling
you can't sling
she can't sling
we can't sling
you can't sling
they can't sling 	I can't be slinging
you can't be slinging
she can't be slinging
we can't be slinging
you can't be slinging
they can't be slinging	I can't have slung
you can't have slung
she can't have slung
we can't have slung
you can't have slung
they can't have slung	I can't have been slinging
you can't have been slinging
she can't have been slinging
we can't have been slinging
you can't have been slinging
they can't have been slinging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I sling?
can you sling?
can she sling?
can we sling?
can you sling?
can they sling? 	can I be slinging?
can you be slinging?
can she be slinging?
can we be slinging?
can you be slinging?
can they be slinging? 	can I have slung?
can you have slung?
can she have slung?
can we have slung?
can you have slung?
can they have slung? 	can I have been slinging?
can you have been slinging?
can she have been slinging?
can we have been slinging?
can you have been slinging?
can they have been slinging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I sling?
can't you sling?
can't she sling?
can't we sling?
can't you sling?
can't they sling? 	can't I be slinging?
can't you be slinging?
can't she be slinging?
can't we be slinging?
can't you be slinging?
can't they be slinging? 	can't I have slung?
can't you have slung?
can't she have slung?
can't we have slung?
can't you have slung?
can't they have slung? 	can't I have been slinging?
can't you have been slinging?
can't she have been slinging?
can't we have been slinging?
can't you have been slinging?
can't they have been slinging?