English verb conjugation
CAN SWOP

Regular verb: swop - swopped - swopped

Affirmation

Simple form	V-ing form
I can swop you can swop she can swop we can swop you can swop they can swop	I can be swopping you can be swopping she can be swopping we can be swopping you can be swopping they can be swopping
Perfect	V-ing perfect
I can have swopped you can have swopped she can have swopped we can have swopped you can have swopped they can have swopped	I can have been swopping you can have been swopping she can have been swopping we can have been swopping you can have been swopping they can have been swopping

Negation

Simple form	V-ing form
I cannot swop you cannot swop she cannot swop we cannot swop you cannot swop they cannot swop	I cannot be swopping you cannot be swopping she cannot be swopping we cannot be swopping you cannot be swopping they cannot be swopping
Perfect	V-ing perfect
I cannot have swopped you cannot have swopped she cannot have swopped we cannot have swopped you cannot have swopped they cannot have swopped	I cannot have been swopping you cannot have been swopping she cannot have been swopping we cannot have been swopping you cannot have been swopping they cannot have been swopping

Interrogative form

Simple form	V-ing form
can I swop? can you swop? can she swop? can we swop? can you swop? can they swop?	can I be swopping? can you be swopping? can she be swopping? can we be swopping? can you be swopping? can they be swopping?
Perfect	V-ing perfect
can I have swopped? can you have swopped? can she have swopped? can we have swopped? can you have swopped? can they have swopped?	can I have been swopping? can you have been swopping? can she have been swopping? can we have been swopping? can you have been swopping? can they have been swopping?

Interro-negative form

Simple form	V-ing form
can I not swop? can you not swop? can she not swop? can we not swop? can you not swop? can they not swop?	can I not be swopping? can you not be swopping? can she not be swopping? can we not be swopping? can you not be swopping? can they not be swopping?
Perfect	V-ing perfect
can I not have swopped? can you not have swopped? can she not have swopped? can we not have swopped? can you not have swopped? can they not have swopped?	can I not have been swopping? can you not have been swopping? can she not have been swopping? can we not have been swopping? can you not have been swopping? can they not have been swopping?