1. object object to sth/doing
  2. occasion on this/that occasion; on the occasion of sth
  3. offer offer sb sth; offer sth (to sb); offer to do
  4. opinion in my opinion; give/express your/an opinion (about sth/doing);  old/have an opinion (about sth/doing)
  5. order be in order; put sth in order; in order to do; give an order (to sb) (to do)