1.look upon sth. as a priceless treasure
2.look upon sb. as one's bosom [intimate] friend;
3.regard as one's exclusive domain
4.regard as a great honour;
5.To consider as being; regard as.
6.to treat amistake as a joke
7.Characterized by assumption.
8.The horses had to be seen to.”"
9.He has been written off as a failure.
