English verb conjugation
CAN UNDERCOOK

Regular verb: undercook - undercooked - undercooked

Affirmation

Simple form	V-ing form
I can undercook you can undercook he can undercook we can undercook you can undercook they can undercook	I can be undercooking you can be undercooking he can be undercooking we can be undercooking you can be undercooking they can be undercooking
Perfect	V-ing perfect
I can have undercooked you can have undercooked he can have undercooked we can have undercooked you can have undercooked they can have undercooked	I can have been undercooking you can have been undercooking he can have been undercooking we can have been undercooking you can have been undercooking they can have been undercooking

Negation

Simple form	V-ing form
I cannot undercook you cannot undercook he cannot undercook we cannot undercook you cannot undercook they cannot undercook	I cannot be undercooking you cannot be undercooking he cannot be undercooking we cannot be undercooking you cannot be undercooking they cannot be undercooking
Perfect	V-ing perfect
I cannot have undercooked you cannot have undercooked he cannot have undercooked we cannot have undercooked you cannot have undercooked they cannot have undercooked	I cannot have been undercooking you cannot have been undercooking he cannot have been undercooking we cannot have been undercooking you cannot have been undercooking they cannot have been undercooking

Interrogative form

Simple form	V-ing form
can I undercook? can you undercook? can he undercook? can we undercook? can you undercook? can they undercook?	can I be undercooking? can you be undercooking? can he be undercooking? can we be undercooking? can you be undercooking? can they be undercooking?
Perfect	V-ing perfect
can I have undercooked? can you have undercooked? can he have undercooked? can we have undercooked? can you have undercooked? can they have undercooked?	can I have been undercooking? can you have been undercooking? can he have been undercooking? can we have been undercooking? can you have been undercooking? can they have been undercooking?

Interro-negative form

Simple form	V-ing form
can I not undercook? can you not undercook? can he not undercook? can we not undercook? can you not undercook? can they not undercook?	can I not be undercooking? can you not be undercooking? can he not be undercooking? can we not be undercooking? can you not be undercooking? can they not be undercooking?
Perfect	V-ing perfect
can I not have undercooked? can you not have undercooked? can he not have undercooked? can we not have undercooked? can you not have undercooked? can they not have undercooked?	can I not have been undercooking? can you not have been undercooking? can he not have been undercooking? can we not have been undercooking? can you not have been undercooking? can they not have been undercooking?