I may precaution you may precaution he may precaution we may precaution you may precaution they may precaution
Forme en V-ing
I may be precautioning you may be precautioning he may be precautioning we may be precautioning you may be precautioning they may be precautioning
Perfect
I may have precautioned you may have precautioned he may have precautioned we may have precautioned you may have precautioned they may have precautioned
Perfect en V-ing
I may have been precautioning you may have been precautioning he may have been precautioning we may have been precautioning you may have been precautioning they may have been precautioning
Négation
Forme simple
I may not precaution you may not precaution he may not precaution we may not precaution you may not precaution they may not precaution
Forme en V-ing
I may not be precautioning you may not be precautioning he may not be precautioning we may not be precautioning you may not be precautioning they may not be precautioning
Perfect
I may not have precautioned you may not have precautioned he may not have precautioned we may not have precautioned you may not have precautioned they may not have precautioned
Perfect en V-ing
I may not have been precautioning you may not have been precautioning he may not have been precautioning we may not have been precautioning you may not have been precautioning they may not have been precautioning
Forme interrogative
Forme simple
may I precaution? may you precaution? may he precaution? may we precaution? may you precaution? may they precaution?
Forme en V-ing
may I be precautioning? may you be precautioning? may he be precautioning? may we be precautioning? may you be precautioning? may they be precautioning?
Perfect
may I have precautioned? may you have precautioned? may he have precautioned? may we have precautioned? may you have precautioned? may they have precautioned?
Perfect en V-ing
may I have been precautioning? may you have been precautioning? may he have been precautioning? may we have been precautioning? may you have been precautioning? may they have been precautioning?
Forme interro-négative
Forme simple
may I not precaution? may you not precaution? may he not precaution? may we not precaution? may you not precaution? may they not precaution?
Forme en V-ing
may I not be precautioning? may you not be precautioning? may he not be precautioning? may we not be precautioning? may you not be precautioning? may they not be precautioning?
Perfect
may I not have precautioned? may you not have precautioned? may he not have precautioned? may we not have precautioned? may you not have precautioned? may they not have precautioned?
Perfect en V-ing
may I not have been precautioning? may you not have been precautioning? may he not have been precautioning? may we not have been precautioning? may you not have been precautioning? may they not have been precautioning?