English verb conjugation
CAN PRECOOL

Regular verb: precool - precooled - precooled

Affirmation

Simple form	V-ing form
I can precool you can precool he can precool we can precool you can precool they can precool	I can be precooling you can be precooling he can be precooling we can be precooling you can be precooling they can be precooling
Perfect	V-ing perfect
I can have precooled you can have precooled he can have precooled we can have precooled you can have precooled they can have precooled	I can have been precooling you can have been precooling he can have been precooling we can have been precooling you can have been precooling they can have been precooling

Negation

Simple form	V-ing form
I can't precool you can't precool he can't precool we can't precool you can't precool they can't precool	I can't be precooling you can't be precooling he can't be precooling we can't be precooling you can't be precooling they can't be precooling
Perfect	V-ing perfect
I can't have precooled you can't have precooled he can't have precooled we can't have precooled you can't have precooled they can't have precooled	I can't have been precooling you can't have been precooling he can't have been precooling we can't have been precooling you can't have been precooling they can't have been precooling

Interrogative form

Simple form	V-ing form
can I precool? can you precool? can he precool? can we precool? can you precool? can they precool?	can I be precooling? can you be precooling? can he be precooling? can we be precooling? can you be precooling? can they be precooling?
Perfect	V-ing perfect
can I have precooled? can you have precooled? can he have precooled? can we have precooled? can you have precooled? can they have precooled?	can I have been precooling? can you have been precooling? can he have been precooling? can we have been precooling? can you have been precooling? can they have been precooling?

Interro-negative form

Simple form	V-ing form
can't I precool? can't you precool? can't he precool? can't we precool? can't you precool? can't they precool?	can't I be precooling? can't you be precooling? can't he be precooling? can't we be precooling? can't you be precooling? can't they be precooling?
Perfect	V-ing perfect
can't I have precooled? can't you have precooled? can't he have precooled? can't we have precooled? can't you have precooled? can't they have precooled?	can't I have been precooling? can't you have been precooling? can't he have been precooling? can't we have been precooling? can't you have been precooling? can't they have been precooling?