People complain that decisions to approve or deny a permit are often ____ rather than based on fixed criteria.
___ a teacher, he is strict with his students.
American people regard Abraham Lincoln __ one of the greatest of all American presidents.
Mr. Chang has been ___ monitor of the class.
The time __Mathilde had to go back home finally arrived.
--Let’s play basketball for a while, shall we?---No, I don’t want to--How about ___? --Oh, that is fine.