can cater
Regular verb: cater - catered- catered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can cater
you can cater
he can cater
we can cater
you can cater
they can cater 	I can be catering
you can be catering
he can be catering
we can be catering
you can be catering
they can be catering	I can have catered
you can have catered
he can have catered
we can have catered
you can have catered
they can have catered	I can have been catering
you can have been catering
he can have been catering
we can have been catering
you can have been catering
they can have been catering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot cater
you cannot cater
he cannot cater
we cannot cater
you cannot cater
they cannot cater 	I cannot be catering
you cannot be catering
he cannot be catering
we cannot be catering
you cannot be catering
they cannot be catering	I cannot have catered
you cannot have catered
he cannot have catered
we cannot have catered
you cannot have catered
they cannot have catered	I cannot have been catering
you cannot have been catering
he cannot have been catering
we cannot have been catering
you cannot have been catering
they cannot have been catering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I cater?
can you cater?
can he cater?
can we cater?
can you cater?
can they cater? 	can I be catering?
can you be catering?
can he be catering?
can we be catering?
can you be catering?
can they be catering? 	can I have catered?
can you have catered?
can he have catered?
can we have catered?
can you have catered?
can they have catered? 	can I have been catering?
can you have been catering?
can he have been catering?
can we have been catering?
can you have been catering?
can they have been catering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not cater?
can you not cater?
can he not cater?
can we not cater?
can you not cater?
can they not cater? 	can I not be catering?
can you not be catering?
can he not be catering?
can we not be catering?
can you not be catering?
can they not be catering? 	can I not have catered?
can you not have catered?
can he not have catered?
can we not have catered?
can you not have catered?
can they not have catered? 	can I not have been catering?
can you not have been catering?
can he not have been catering?
can we not have been catering?
can you not have been catering?
can they not have been catering?