English verb conjugation
CAN UNDERCOOL

Regular verb: undercool - undercooled - undercooled

Affirmation

Simple form	V-ing form
I can undercool you can undercool she can undercool we can undercool you can undercool they can undercool	I can be undercooling you can be undercooling she can be undercooling we can be undercooling you can be undercooling they can be undercooling
Perfect	V-ing perfect
I can have undercooled you can have undercooled she can have undercooled we can have undercooled you can have undercooled they can have undercooled	I can have been undercooling you can have been undercooling she can have been undercooling we can have been undercooling you can have been undercooling they can have been undercooling

Negation

Simple form	V-ing form
I cannot undercool you cannot undercool she cannot undercool we cannot undercool you cannot undercool they cannot undercool	I cannot be undercooling you cannot be undercooling she cannot be undercooling we cannot be undercooling you cannot be undercooling they cannot be undercooling
Perfect	V-ing perfect
I cannot have undercooled you cannot have undercooled she cannot have undercooled we cannot have undercooled you cannot have undercooled they cannot have undercooled	I cannot have been undercooling you cannot have been undercooling she cannot have been undercooling we cannot have been undercooling you cannot have been undercooling they cannot have been undercooling

Interrogative form

Simple form	V-ing form
can I undercool? can you undercool? can she undercool? can we undercool? can you undercool? can they undercool?	can I be undercooling? can you be undercooling? can she be undercooling? can we be undercooling? can you be undercooling? can they be undercooling?
Perfect	V-ing perfect
can I have undercooled? can you have undercooled? can she have undercooled? can we have undercooled? can you have undercooled? can they have undercooled?	can I have been undercooling? can you have been undercooling? can she have been undercooling? can we have been undercooling? can you have been undercooling? can they have been undercooling?

Interro-negative form

Simple form	V-ing form
can I not undercool? can you not undercool? can she not undercool? can we not undercool? can you not undercool? can they not undercool?	can I not be undercooling? can you not be undercooling? can she not be undercooling? can we not be undercooling? can you not be undercooling? can they not be undercooling?
Perfect	V-ing perfect
can I not have undercooled? can you not have undercooled? can she not have undercooled? can we not have undercooled? can you not have undercooled? can they not have undercooled?	can I not have been undercooling? can you not have been undercooling? can she not have been undercooling? can we not have been undercooling? can you not have been undercooling? can they not have been undercooling?