English verb conjugation
CAN THIEVE

Regular verb: thieve - thieved - thieved

Affirmation

Simple form	V-ing form
I can thieve you can thieve she can thieve we can thieve you can thieve they can thieve	I can be thieving you can be thieving she can be thieving we can be thieving you can be thieving they can be thieving
Perfect	V-ing perfect
I can have thieved you can have thieved she can have thieved we can have thieved you can have thieved they can have thieved	I can have been thieving you can have been thieving she can have been thieving we can have been thieving you can have been thieving they can have been thieving

Negation

Simple form	V-ing form
I cannot thieve you cannot thieve she cannot thieve we cannot thieve you cannot thieve they cannot thieve	I cannot be thieving you cannot be thieving she cannot be thieving we cannot be thieving you cannot be thieving they cannot be thieving
Perfect	V-ing perfect
I cannot have thieved you cannot have thieved she cannot have thieved we cannot have thieved you cannot have thieved they cannot have thieved	I cannot have been thieving you cannot have been thieving she cannot have been thieving we cannot have been thieving you cannot have been thieving they cannot have been thieving

Interrogative form

Simple form	V-ing form
can I thieve? can you thieve? can she thieve? can we thieve? can you thieve? can they thieve?	can I be thieving? can you be thieving? can she be thieving? can we be thieving? can you be thieving? can they be thieving?
Perfect	V-ing perfect
can I have thieved? can you have thieved? can she have thieved? can we have thieved? can you have thieved? can they have thieved?	can I have been thieving? can you have been thieving? can she have been thieving? can we have been thieving? can you have been thieving? can they have been thieving?

Interro-negative form

Simple form	V-ing form
can I not thieve? can you not thieve? can she not thieve? can we not thieve? can you not thieve? can they not thieve?	can I not be thieving? can you not be thieving? can she not be thieving? can we not be thieving? can you not be thieving? can they not be thieving?
Perfect	V-ing perfect
can I not have thieved? can you not have thieved? can she not have thieved? can we not have thieved? can you not have thieved? can they not have thieved?	can I not have been thieving? can you not have been thieving? can she not have been thieving? can we not have been thieving? can you not have been thieving? can they not have been thieving?