English verb conjugation
CAN STING

Irregular verb: sting - stung - stung

Affirmation

Simple form	V-ing form
I can sting you can sting he can sting we can sting you can sting they can sting	I can be stinging you can be stinging he can be stinging we can be stinging you can be stinging they can be stinging
Perfect	V-ing perfect
I can have stung you can have stung he can have stung we can have stung you can have stung they can have stung	I can have been stinging you can have been stinging he can have been stinging we can have been stinging you can have been stinging they can have been stinging

Negation

Simple form	V-ing form
I cannot sting you cannot sting he cannot sting we cannot sting you cannot sting they cannot sting	I cannot be stinging you cannot be stinging he cannot be stinging we cannot be stinging you cannot be stinging they cannot be stinging
Perfect	V-ing perfect
I cannot have stung you cannot have stung he cannot have stung we cannot have stung you cannot have stung they cannot have stung	I cannot have been stinging you cannot have been stinging he cannot have been stinging we cannot have been stinging you cannot have been stinging they cannot have been stinging

Interrogative form

Simple form	V-ing form
can I sting? can you sting? can he sting? can we sting? can you sting? can they sting?	can I be stinging? can you be stinging? can he be stinging? can we be stinging? can you be stinging? can they be stinging?
Perfect	V-ing perfect
can I have stung? can you have stung? can he have stung? can we have stung? can you have stung? can they have stung?	can I have been stinging? can you have been stinging? can he have been stinging? can we have been stinging? can you have been stinging? can they have been stinging?

Interro-negative form

Simple form	V-ing form
can I not sting? can you not sting? can he not sting? can we not sting? can you not sting? can they not sting?	can I not be stinging? can you not be stinging? can he not be stinging? can we not be stinging? can you not be stinging? can they not be stinging?
Perfect	V-ing perfect
can I not have stung? can you not have stung? can he not have stung? can we not have stung? can you not have stung? can they not have stung?	can I not have been stinging? can you not have been stinging? can he not have been stinging? can we not have been stinging? can you not have been stinging? can they not have been stinging?