English verb conjugation
CAN CHAIN

Regular verb: chain - chained - chained

Affirmation

Simple form	V-ing form
I can chain you can chain he can chain we can chain you can chain they can chain	I can be chaining you can be chaining he can be chaining we can be chaining you can be chaining they can be chaining
Perfect	V-ing perfect
I can have chained you can have chained he can have chained we can have chained you can have chained they can have chained	I can have been chaining you can have been chaining he can have been chaining we can have been chaining you can have been chaining they can have been chaining

Negation

Simple form	V-ing form
I can't chain you can't chain he can't chain we can't chain you can't chain they can't chain	I can't be chaining you can't be chaining he can't be chaining we can't be chaining you can't be chaining they can't be chaining
Perfect	V-ing perfect
I can't have chained you can't have chained he can't have chained we can't have chained you can't have chained they can't have chained	I can't have been chaining you can't have been chaining he can't have been chaining we can't have been chaining you can't have been chaining they can't have been chaining

Interrogative form

Simple form	V-ing form
can I chain? can you chain? can he chain? can we chain? can you chain? can they chain?	can I be chaining? can you be chaining? can he be chaining? can we be chaining? can you be chaining? can they be chaining?
Perfect	V-ing perfect
can I have chained? can you have chained? can he have chained? can we have chained? can you have chained? can they have chained?	can I have been chaining? can you have been chaining? can he have been chaining? can we have been chaining? can you have been chaining? can they have been chaining?

Interro-negative form

Simple form	V-ing form
can't I chain? can't you chain? can't he chain? can't we chain? can't you chain? can't they chain?	can't I be chaining? can't you be chaining? can't he be chaining? can't we be chaining? can't you be chaining? can't they be chaining?
Perfect	V-ing perfect
can't I have chained? can't you have chained? can't he have chained? can't we have chained? can't you have chained? can't they have chained?	can't I have been chaining? can't you have been chaining? can't he have been chaining? can't we have been chaining? can't you have been chaining? can't they have been chaining?