Conjugação do verbo inglês
CAN PRECAUTION

Verbo regular: precaution - precautioned - precautioned

Afirmação

Forma simple	Forma com V-ing
I can precaution you can precaution he can precaution we can precaution you can precaution they can precaution	I can be precautioning you can be precautioning he can be precautioning we can be precautioning you can be precautioning they can be precautioning
Perfeito	Perfeito com V-ing
I can have precautioned you can have precautioned he can have precautioned we can have precautioned you can have precautioned they can have precautioned	I can have been precautioning you can have been precautioning he can have been precautioning we can have been precautioning you can have been precautioning they can have been precautioning

Negação

Forma simple	Forma com V-ing
I can't precaution you can't precaution he can't precaution we can't precaution you can't precaution they can't precaution	I can't be precautioning you can't be precautioning he can't be precautioning we can't be precautioning you can't be precautioning they can't be precautioning
Perfeito	Perfeito com V-ing
I can't have precautioned you can't have precautioned he can't have precautioned we can't have precautioned you can't have precautioned they can't have precautioned	I can't have been precautioning you can't have been precautioning he can't have been precautioning we can't have been precautioning you can't have been precautioning they can't have been precautioning

Forma interrogativa

Forma simple	Forma com V-ing
can I precaution? can you precaution? can he precaution? can we precaution? can you precaution? can they precaution?	can I be precautioning? can you be precautioning? can he be precautioning? can we be precautioning? can you be precautioning? can they be precautioning?
Perfeito	Perfeito com V-ing
can I have precautioned? can you have precautioned? can he have precautioned? can we have precautioned? can you have precautioned? can they have precautioned?	can I have been precautioning? can you have been precautioning? can he have been precautioning? can we have been precautioning? can you have been precautioning? can they have been precautioning?

Forma interro-Negação

Forma simple	Forma com V-ing
can't I precaution? can't you precaution? can't he precaution? can't we precaution? can't you precaution? can't they precaution?	can't I be precautioning? can't you be precautioning? can't he be precautioning? can't we be precautioning? can't you be precautioning? can't they be precautioning?
Perfeito	Perfeito com V-ing
can't I have precautioned? can't you have precautioned? can't he have precautioned? can't we have precautioned? can't you have precautioned? can't they have precautioned?	can't I have been precautioning? can't you have been precautioning? can't he have been precautioning? can't we have been precautioning? can't you have been precautioning? can't they have been precautioning?