English verb conjugation
CAN TRIPLE

Regular verb: triple - tripled - tripled

Affirmation

Simple form	V-ing form
I can triple you can triple she can triple we can triple you can triple they can triple	I can be tripling you can be tripling she can be tripling we can be tripling you can be tripling they can be tripling
Perfect	V-ing perfect
I can have tripled you can have tripled she can have tripled we can have tripled you can have tripled they can have tripled	I can have been tripling you can have been tripling she can have been tripling we can have been tripling you can have been tripling they can have been tripling

Negation

Simple form	V-ing form
I cannot triple you cannot triple she cannot triple we cannot triple you cannot triple they cannot triple	I cannot be tripling you cannot be tripling she cannot be tripling we cannot be tripling you cannot be tripling they cannot be tripling
Perfect	V-ing perfect
I cannot have tripled you cannot have tripled she cannot have tripled we cannot have tripled you cannot have tripled they cannot have tripled	I cannot have been tripling you cannot have been tripling she cannot have been tripling we cannot have been tripling you cannot have been tripling they cannot have been tripling

Interrogative form

Simple form	V-ing form
can I triple? can you triple? can she triple? can we triple? can you triple? can they triple?	can I be tripling? can you be tripling? can she be tripling? can we be tripling? can you be tripling? can they be tripling?
Perfect	V-ing perfect
can I have tripled? can you have tripled? can she have tripled? can we have tripled? can you have tripled? can they have tripled?	can I have been tripling? can you have been tripling? can she have been tripling? can we have been tripling? can you have been tripling? can they have been tripling?

Interro-negative form

Simple form	V-ing form
can I not triple? can you not triple? can she not triple? can we not triple? can you not triple? can they not triple?	can I not be tripling? can you not be tripling? can she not be tripling? can we not be tripling? can you not be tripling? can they not be tripling?
Perfect	V-ing perfect
can I not have tripled? can you not have tripled? can she not have tripled? can we not have tripled? can you not have tripled? can they not have tripled?	can I not have been tripling? can you not have been tripling? can she not have been tripling? can we not have been tripling? can you not have been tripling? can they not have been tripling?