English verb conjugation
CAN CATER

Regular verb: cater - catered - catered

Affirmation

Simple form	V-ing form
I can cater you can cater she can cater we can cater you can cater they can cater	I can be catering you can be catering she can be catering we can be catering you can be catering they can be catering
Perfect	V-ing perfect
I can have catered you can have catered she 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 she 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
I can't cater you can't cater she can't cater we can't cater you can't cater they can't cater	I can't be catering you can't be catering she can't be catering we can't be catering you can't be catering they can't be catering
Perfect	V-ing perfect
I can't have catered you can't have catered she can't have catered we can't have catered you can't have catered they can't have catered	I can't have been catering you can't have been catering she can't have been catering we can't have been catering you can't have been catering they can't have been catering

Interrogative form

Simple form	V-ing form
can I cater? can you cater? can she cater? can we cater? can you cater? can they cater?	can I be catering? can you be catering? can she be catering? can we be catering? can you be catering? can they be catering?
Perfect	V-ing perfect
can I have catered? can you have catered? can she 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 she 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
can't I cater? can't you cater? can't she cater? can't we cater? can't you cater? can't they cater?	can't I be catering? can't you be catering? can't she be catering? can't we be catering? can't you be catering? can't they be catering?
Perfect	V-ing perfect
can't I have catered? can't you have catered? can't she have catered? can't we have catered? can't you have catered? can't they have catered?	can't I have been catering? can't you have been catering? can't she have been catering? can't we have been catering? can't you have been catering? can't they have been catering?